County of Emmet Planning, Zoning & Construction Resources 3434 Harbor-Petoskey Rd Ste E Harbor Springs, Michigan 49740 Phone: 231-348-1735 www.emmetcounty.org Fax: 231-439-8933

EMMET COUNTY BUILDING INSPECTION DEPARTMENT PLAN REVIEW COMPLIANCE LIST 2009 MICHIGAN BUILDING CODE

[Date] [Job Number] [Owner's Last Name], [Type of Improvement], [Building Use] [Job Site Address], [Jurisdiction]

This work is being reviewed under the provisions of the Michigan Building Code. A copy of the plans submitted and approved by the Emmet County Building Inspection Department will be returned to the applicant and are to remain at the job site during construction. The plans have been reviewed for compliance with Michigan's barrier free design requirements as they may be applicable. This department has no authority over the federal standards contained in the Americans with Disabilities Act of 1990, 42 U.S.C. 12204. These federal standards may have provisions that apply to your project that should be considered.

The building is classified as [identify use group(s)]. The mixed use groups are reviewed as [separated or non-separated] uses. A fire wall with a [identify the hourly rating] rating [indicate the location of the fire wall] is used to create separate buildings. The building height is [identify height(s) in stories and feet]. The building area is [identify the building area(s)]. The permitted open space area increase is [identify the permitted open space area increase(s)]. The sprinkler height increase is [identify the sprinkler height increase]. The permitted sprinkler area increase is [identify the sprinkler area increase]. The minimum type of construction is [identify the type of construction]. The occupant load of the building is [# of occupants].

ADMINISTRATION 1. [ ] Section 106.1 – Where the live loads for which each floor or portion thereof of a commercial or industrial building is or has been designed to exceed 50 psf, such design live loads shall be posted by the owner in that part of each story in which they apply, using durable signs. It shall be unlawful to remove or deface such notices. 2. [ ] Section 106.2 – A certificate of occupancy shall not be issued until the floor load signs have been installed and approved. 3. [ ] Section 106.3 – It shall be unlawful to place, or cause or permit to be placed, on any floor or roof of a building, structure or portion thereof, a load greater than is permitted by this code. 4. [ ] Section 107.1 - Complete building, electrical, mechanical and plumbing plans, sealed by the design professional shall be submitted prior to the start of the work. Plans requiring a design professional: Electrical (over 400 amps) Plumbing (required fixture count of more than 12) Mechanical (R-3 over 375,000btu; bldg=s more than 3,500 sq. ft.). The plans shall include the name and address of the design professional together with an original signature,

1 professional seal and date. Construction documents shall be of sufficient detail and clarity to indicate the location, nature and extent of the of the work proposed and show the proposed work will conform to the provisions of this code and relevant laws, ordinances, rules and regulations, as determined by the building official. 5. [ ] Section 107.2.5 - A site plan shall be submitted as a part of the application for a building permit. 6. [ ] Section 110.5 - The permit holder shall notify and provide access for all required inspections, including footing, foundation, frame, rough, gypsum board, (for fire resistance rated assemblies), penetrations of fire resistance rated assemblies, insulation and final inspections. 7. [ ] Section 114.1 - It shall be unlawful for any person, firm or corporation to erect, construct, alter, extend, repair, move, remove, demolish or occupy any building, structure or equipment regulated by this code, or cause same to be done, in conflict with or in violation of any of the provisions of this code. USE AND OCCUPANCY CLASSIFICATION 8. [ ] Section 302.1 - A room or space that is intended to be occupied at different times for different purposes shall comply with all the requirements that are applicable to each purpose in use when occupied. Structures with multiple occupancies shall comply with Section 508. 9. [ ] Section 303.1 - Accessory assembly areas of 750 sf or less, accessory assembly areas with occupant loads of 50 or less and a building or tenant space with an occupant load of less than 50 shall be classified as Group B or as part of the main occupancy group classification; accessory religious educational rooms and religious auditoriums with occupant loads less than 100 are not considered separate occupancies. Assembly Group A occupancy is broken into five groups: A-1 group is fixed seating for performing arts or motion pictures; A-2 group is for food and drink consumption; A-3 group is for worship, recreation or amusement; A-4 group is for indoor sporting events with spectator seating and A-5 group is for outdoor participation or viewing activities. 10. [ ] Section 304.1 - Business Group B occupancy. 11. [ ] Section 305.1 - Educational Group E occupancy. 12. [ ] Section 306.1 - Factory Industrial Group F occupancy is broken into two groups, F-1 Moderate-hazard and F-2 Low-hazard. 13. [ ] Section 307.1 - High-Hazard Group H occupancy is broken into five groups, H-1 group pose a detonation hazard; H-2 group pose a deflagration or accelerated burning hazard; H-3 group support combustion or pose a physical hazard; H-4 group pose a health hazard and H-5 are semiconductor fabrication facilities and comparable research facilities with hazardous production materials. 14. [ ] Section 307.1(1-15) - The following are not classified as Group H occupancies: buildings and structures with less than the allowable quantities per control area indicated in Tables 307.7(1) & (2); buildings and structures for the application of flammable finishes complying with Section 416 and the IFC; wholesale and retail sales and storage of flammable and combustible liquids Group M occupancies conforming to the IFC; closed systems for flammable and combustible liquids and gases used to operate machinery or equipment; cleaning establishments using combustible liquid solvents with a flash point of 140 degrees F or higher in closed systems with listed equipment and separated from all other areas with 1 hour rated fire barriers; cleaning establishments using liquid solvents having a flash point at or above 200 degrees F; liquor stores and distributors without bulk storage; refrigeration systems; storage of agricultural materials for use on the premises; stationery batteries used for facility emergency power provided with safety venting caps

2 and ventilation in compliance with the IMC; corrosives for personal or household use in retail display and commonly used building materials; aerosol storage buildings complying with the IFC; display and storage of non-flammable and non-combustible solids and liquids in group M & S occupancies complying with Section 414.2.5; storage of black powder, smokeless propellant and small arms primers in Groups M & R-3 and special industrial explosives in Groups B, F, M & S in compliance with the IFC. 15. [ ] Section 307.1.1 - The Building shall not have more than the allowable quantities of hazardous chemicals or materials per control area indicated in Tables 307.7(1) & (2). Submit information indicating the specific materials being stored and the quantities of each. 16. [ ] Section 308.1 - Institutional Group I occupancy is broken into four groups, I-1 capable of responding to an emergency without physical assistance; I-2 not capable of responding to an emergency without physical assistance; I-3 incapable of self-preservation due to security measures and I-4 day care facilities, adult or child. 17. [ ] Section 309.1 - Mercantile Group M occupancy. 18. [ ] Section 310.1 - Residential Group R occupancy is broken into four groups, R-1 occupants are primarily transient in nature; R-2 occupants are primarily permanent in nature; R-3 occupants are primarily permanent in nature and not classified as R-1, R-2, R-4 or I; R-4 residential care/assisted living for more than 5 but not more than 16 occupants, excluding staff. 19. [ ] Section 311.1 - Storage Group S occupancy is broken into two groups, S-1 Moderate- hazard and S-2 Low-hazard. 20. [ ] Section 312.1 - Utility and Miscellaneous Group U occupancy are buildings and structures of an accessory character and miscellaneous structures not otherwise classified in any specific occupancy group. SPECIAL USE AND OCCUPANCY 21. [ ] Section 402.1 - Covered mall buildings not exceeding 3 floor levels at any point nor more than three stories above grade plane shall comply with the provisions of this section in addition to complying with the applicable provisions of this code. 22. [ ] Section 402.3 - A lease plan for a covered mall shall be submitted showing the location of each occupancy and their exits at the time when a certificate of occupancy is issued. 23. [ ] Section 402.4.1.1 - The occupant load of the mall shall be determined in accordance with this section based on the gross leasable area of the covered mall building excluding the anchor buildings. 24. [ ] Section 402.4.1.4 - The occupant load of food courts shall be determined in compliance with Section 1004 and added to the occupant load of the mall to determine the means of egress requirements for the mall. 25. [ ] Section 402.4.2 - Tenant spaces in a covered mall having an occupant load exceeding 50 or a travel distance for the public that exceeds 75 feet shall have at least 2 means of egress. 26. [ ] Section 402.4.3 - Assembly occupancies in covered mall buildings having an occupant load of 500 or more shall have their entrance located immediately adjacent to a mall entrance and at least 2 of their required means of egress shall open directly to the exterior of the covered mall building. 27. [ ] Section 402.4.3.1 - The required means of egress from anchor buildings shall be independent from the mall and the required means of egress from the mall shall not pass through the anchor buildings. 28. [ ] Section 402.4.4 - The travel distance within a tenant space in a covered mall building shall not exceed 200 feet and the travel distance from any point in the mall to an exit shall not exceed 200 feet.

3 29. [ ] Section 402.4.5 - When more than one exit is required from a mall, they shall be arranged to provide travel in opposite directions from any point in the mall to an exit. The minimum width of passage in a mall shall be 66". Mall dead ends shall not exceed twice the minimum width of the mall within the dead end. 30. [ ] Section 402.4.5.1 - A second means of egress from a tenant space provided by an exit passageway shall have 1 hour rated self-closing doors. 31. [ ] Section 402.4.6 - Mechanical and electrical rooms and service areas serving the mall shall be separated from the mall exit passageways with 1 hour rated walls and opening protectives. 32. [ ] Section 402.5 - Malls having a width of at least 20 feet and a minimum clear exit width of 10 feet from any tenant space to the nearest kiosk, vending machine, bench or other obstruction are not required to comply with Section 1005.1. 33. [ ] Section 402.6 - The area of covered mall buildings including anchor buildings shall be unlimited if they are no more than 3 stories high, constructed of type I, II, III & IV construction and have a permanent open space of at least 60 feet on all sides. 34. [ ] Section 402.7 - Fire resistance rated separation is not required between a food service court, a tenant space and the mall. 35. [ ] Section 402.7.1 - An open or enclosed parking garage separated from the covered mall building with 2 hour rated fire barriers shall be considered a separate building. Open or enclosed parking garages separated from a covered mall building by more than 10 feet shall comply with Table 602. 36. [ ] Section 402.7.2 - Tenant spaces in the covered mall building shall be separated from each other with 1 hour rated fire partitions, but are not required to be separated from the mall. 37. [ ] Section 402.7.3 - The anchor buildings shall be separated from the covered mall building with fire barrier walls in compliance with Section 705. 38. [ ] Section 402.7.3.1 - Except for Group R-1 anchor buildings, the openings between the mall and anchor buildings of type I or II construction are not required to be protected. 39. [ ] Section 402.8 – Interior wall and ceiling finishes within the mall and exits shall have a minimum flame spread index and smoke-developed index of Class B. (FS75/SD450) 40. [ ] Section 402.9 - The covered mall building and connected buildings shall be provided with an automatic sprinkler system in compliance with NFPA 13. The mall sprinkler system shall be independent from the tenant space and anchor building systems or they shall be independently controlled. 41. [ ] Section 402.9.1 - The covered mall building shall be equipped with a standpipe system in compliance with NFPA 14. 42. [ ] Section 402.10 - A covered mall with an atrium shall be provided with a smoke control system as required by Section 404. 43. [ ] Section 402.11 - Combustible kiosks in covered malls shall be constructed with fire retardant treated wood, foam plastic with a heat release of 100 kW or less or aluminum composite material with a flame spread of 25 and a smoke developed index of 450 or less. The Kiosks shall be provided with fire suppression and detection. The separation between kiosks and other structures within the mall shall be at least 20 feet. The area of a kiosk or a grouping of kiosks shall be 300 sq ft or less. 44. [ ] Section 402.12.1 - Children=s playground structures shall be constructed of noncombustible materials or of certain approved combustible materials as listed in items 1 - 10. 45. [ ] Section 402.12.2 thru 4 - Children=s playground structures shall be provided with the same level of approved fire protection as required for kiosks, shall have a min. horizontal

4 separation of 20 feet from other structures, shall not exceed 300 sq. ft. in area. 46. [ ] Section 402.13 - Security grilles and doors in covered malls shall remain fully open during occupancy, doors or grills shall not be closed when there are 10 or more occupants in a single exit space or when 50 or more occupants are in multi-exit spaces, doors or grills shall be openable from inside without special knowledge or effort and when two or more exits are required, no more than 2 of the exits shall be equipped with either horizontal sliding or vertical rolling security grilles or doors. 47. [ ] Section 402.14 - Covered mall buildings exceeding 50,000 sq ft shall have a standby power system that can operate the emergency voice/alarm communication system. 48. [ ] Section 402.15 - Covered mall buildings exceeding 50,000 sq ft shall have an emergency voice/alarm communication system that is accessible to the fire department and in compliance with Section 907.2.12.2. 49. [ ] Section 402.16.1 - Plastic signs in covered malls shall not exceed 20% of the wall area facing the mall 50. [ ] Section 402.16.2 - Plastic signs in covered malls shall not exceed 36" in height for horizontal signs and no more than 96" in height for vertical signs having a maximum width of 36" 51. [ ] Section 402.16.3 - Plastic signs in covered malls shall be located at least 18" from adjacent tenants. 52. [ ] Section 402.16.4 - Plastic signs in covered malls other than foam plastic shall be light transmitting plastic complying with Section 2606.4, shall have a self-ignition temperature of 650 degrees F or greater with a flame spread of 75 or less and a smoke developed index of 450 or less or shall meet the acceptance criteria of Section 803.2.1. 53. [ ] Section 402.16.5 - Foam plastic signs in covered malls shall have a maximum heat release rate of 150 kW, a density of 20 pcf or more and a maximum thickness of 0.5". 54. [ ] Section 402.17 - Rooms in covered mall buildings controlling air conditioning, automatic fire extinguishing systems, or other detection, suppression or control elements shall be identified for fire department use. 55. [ ] Section 403.1 - The provisions of this section apply to high rise buildings having occupied floor levels located more than 55 feet above the lowest level of fire department access. 56. [ ] Section 403.2 – The construction of high-rise buildings shall comply with the provisions of Sections 403.2.1 through 403.2.4. 57. [ ] Section 403.3 - High rise buildings shall be equipped with an automatic sprinkler system in compliance with NFPA 13. 58. [ ] Section 403.4 – The detection, alarm and emergency systems of high-rise buildings shall comply with Sections 403.4.1 through 403.4.8. 59. [ ] Section 403.4.7 - High rise buildings shall be equipped with standby power. 60. [ ] Section 403.4.7.1 - The standby power in high rise buildings provided by a generator shall be located in a separate room enclosed by 2 hour rated fire barriers with manual start and transfer provided at the fire command center. 61. [ ] Section 403.4.7.2 - High rise building standby power shall be provided to the fire command center, electrical fire pumps and ventilation and automatic fire detection equipment for smoke-proof enclosures. 62. [ ] Section 403.4.8.1 - High rise buildings shall have emergency power to the exit signs and means of egress illumination, elevator car lighting, emergency voice/alarm communication systems, automatic fire detection systems and fire alarm systems. 63. [ ] Section 403..5.3 - The high rise building stairway doors, other than exit discharge doors, if locked from the stairway side shall be capable of being unlocked from the fire command

5 center. 64. [ ] Section 403.5.3.1 - A telephone or a two way communication device to a constantly attended location shall be provided in each high rise stairwell at least at every fifth floor. 65. [ ] Section 403.5.4 - Stairs in high rise buildings shall be smoke proof exit enclosures. 66. [ ] Section 403.5.6 - Emergency escape openings are not required in high rise buildings. 67. [ ] Section 404.2 - The floor of an atrium shall be used only for low fire hazard uses unless it is provided with an automatic sprinkler system in compliance with NFPA 13. 68. [ ] Section 404.3 - An automatic sprinkler system shall be provided throughout all buildings with an atrium except for areas that are separated by 2 hour fire barriers and ceilings that are more than 55 feet above the floor of an atrium. 69. [ ] Section 404.4 – A fire alarm system shall be provided in accordance with Section 907.2.14. 70. [ ] Section 404.5 - Atriums shall have a smoke control system in compliance with Section 909 unless exempted by this section. 71. [ ] Section 404.6 - Atriums shall be separated from adjacent spaces with 1 hour fire barrier walls unless exempted by this section. 72. [ ] Section 404.7 - The smoke control equipment serving atriums shall be connected to a standby power system complying with Section 909.11. 73. [ ] Section 404.8 - Interior wall and ceiling finish materials in atriums shall have a flame spread rating of 75 or less. 74. [ ] Section 404.9 - Except for the lowest level, the travel distance of a means of egress within the atrium shall not exceed 200 feet. 75. [ ] Section 405.1 - Underground buildings having occupied floor levels located more than 30' below the lowest level of exit discharge, having an area exceeding 1,500 sf and an occupant load of 10 or more shall meet the requirements of this section. 76. [ ] Section 405.2 - The underground portion of the building shall be type I construction. 77. [ ] Section 405.3 - The level of exit discharge serving the underground portion and all levels below shall be equipped with an electrically supervised NFPA 13 automatic sprinkler system. 78. [ ] Section 405.4.1 - Underground buildings having a floor level more than 60 feet below the lowest level of exit discharge shall have to approximately equal size compartments extending through the highest level of exit discharge unless the lowest level has less than 1,500 sf and has an occupant load of less than 10. 79. [ ] Section 405.4.2 - The compartments of underground buildings shall be made with 1 hour rated fire barrier and smoke barrier walls. Each compartment shall have an independent supply and exhaust ventilation system. 80. [ ] Section 405.4.3 - Each compartment of an underground building shall have direct access to an elevator when provided. An elevator lobby with 1 hour rated fire barriers shall be used when one elevator serves two compartments. 81. [ ] Section 405.5.1 - Underground buildings shall have a smoke control system to limit smoke migration beyond the area of fire origin and maintain tenable means of egress. 82. [ ] Section 405.5.2 - Underground building with compartments shall have independent smoke control systems that are automatically activated and capable of manual operation. 83. [ ] Section 405.6 – A fire alarm system shall be provided where required by Sections 907.2.18 & 907.2.19. 84. [ ] Section 405.7.1 - Each level of an underground building shall have at least 2 exits. If compartments are required, each compartment shall have at least one exit and an exit access door to another compartment. 85. [ ] Section 405.7.2 - Each stair serving an underground building shall be a smoke-proof

6 enclosure. 86. [ ] Section 405.8 - Standby power that activates within 60 seconds shall be provided in underground buildings for the smoke control system, the ventilation and smoke control equipment serving the smoke-proof enclosures, the fire pumps and the elevators. 87. [ ] Section 405.9 - Emergency power shall be provided to underground buildings for the emergency voice/alarm communication system, the fire alarm system, the automatic fire detection system, the elevator car lighting and the means of egress and exit sign illumination. 88. [ ] Section 405.10 - Underground buildings shall have a standpipe system throughout the building. 89. [ ] Section 406.1.1 - A 1 story private garage with an area of 1,000 sf or less is classified as a Group U occupancy. 90. [ ] Section 406.1.2 - A private garage where no repair work is done and is less than 3,000 sf in area shall be classified as a Group U occupancy provided the allowable floor area, exterior wall and opening protection complies with the other occupancy if a mixed occupancy and that the exterior walls and opening protection complies with Group R-1 or R-2 occupancy if there is not a mixed occupancy. 91. [ ] Section 406.1.3 - Private carports shall be open on at least two sides and have non- combustible floors or asphalt at ground level floors. The floor surfaces shall be sloped to a drain or to the entry door. 92. [ ] Section 406.1.4 - A private garage shall be separated from the dwelling with 2" gypsum board or 5/8" type X gypsum board when there it habitable space above the garage. The door to the dwelling shall be either 1-3/8" solid core wood or steel door and shall be self closing & latching. Duct penetrations into the garage shall be 0.019 inch steel with no openings into the garage. Carports are not required to be separated from a dwelling. 93. [ ] Section 406.1.5 – Automatic garage door openers shall be equipped with entrapment protection and shall be listed in accordance with UL 325. 94. [ ] Section 406.2.2 - Parking garages shall have a clear height of at least 7 feet. 95. [ ] Section 406.2.3 - Parking garages shall have guards where the vertical distance to the ground of floor below exceeds 30". 96. [ ] Section 406.2.4 - Parking garages shall have vehicle barriers at least 2 feet high constructed in compliance with Section 1607.7 located at the ends of drive lanes and parking spaces where the difference in adjacent floor elevations is greater than 1 foot. Vehicle ramps shall not exceed a slope of 1:15. 97. [ ] Section 406.2.6 - Parking garage parking surfaces shall be concrete, asphalt at ground level only, sloped to provide drainage to the entry doorway. 98. [ ] Section 406.2.7 - Parking garages shall be separated from other occupancies in compliance with Section 508.1. 99. [ ] Section 406.2.8 - The parking garage shall be separated from any room having a fuel fired appliance with a vestibule providing a two door separation unless the source of ignition is at least 18" above the floor. 100. [ ] Section 406.3.3 - Open parking garages shall be type I, II, IV construction. 101. [ ] Section 406.3.3.1 - Natural ventilation of open parking garages shall be provided by openings that are at least 20% of the total exterior wall area on two or more sides of each tier. The opening length on each tier shall be at least 40% of the perimeter. Interior walls shall have uniformly distributed openings for 20% of their area. 102. [ ] Section 406.3.5 - Open parking structures shall comply with the provisions applicable to Group S-2 occupancies. 103. [ ] Section 406.3.5.1 - When an open parking structure for private vehicles is the only use

7 in the building, the height and area shall comply with Table 406.3.5. 104. [ ] Section 406.3.6 - The allowable area of open parking garages shall be increased by 25% and the height by 1 tier if the openings are on at least 3/4 of the building perimeter. The allowable area shall be increased by 50% and the height by 1 tier if the openings are around the entire perimeter and account for at least 50% of the exterior wall area on each tier. 105. [ ] Section 406.3.6 - The allowable areas of open parking structures shall be increased from Table 406.3.5 if built to a lesser height than allowed. The total areas of all levels shall not exceed the area allowed for the higher building. At least 3 sides of the structure shall have openings at least 30" high for at least 80% of the length of the walls. No point on a tier shall be more than 200' from an opening. The openings shall face a street or open space at least 30' wide. Stand-pipes shall be provided in each tier. 106. [ ] Section 406.3.6 - Open parking garages with open sides on 3/4 of the perimeter are allowed a 25% increase in area and one tier in height and if open on the entire perimeter they are allowed a 50% increase in area and one tier in height. To be considered open, the openings shall be at least 50% of the interior area of the side of each tier. 107. [ ] Section 406.3.6 - The allowable area per tier for open parking garages shall be increased for structures built with fewer tiers than allowed as long as the total tier area is no more than allowed for the higher structure. These larger tiers shall have 30" high openings for at least 80% of the length on at least 3 sides and all points on each tier shall be within 200 feet of an opening. All openings shall face a 30' wide street or yard accessible from a street. Stand-pipes shall be provided to each tier. 108. [ ] Section 406.3.6 - The allowable area of open parking garages shall be unlimited if of Type II construction, all sides are open and the height is 75' or less. To be considered open, the openings shall be at least 50% of the interior area of the side at each tier and all points shall be within 200' of an opening. 109. [ ] Section 406.3.7 - The exterior walls and openings in open parking structures shall be located on the property to be in compliance with Tables 601 & 602 and Section 705. 110. [ ] Section 406.3.8 - Means of egress shall be provided in compliance with Chapter 10 unless occupancy is allowed only for parking attendants when at least two 36" wide stairs shall be provided. Lifts for the use of employees only are permitted if completely enclosed with non-combustible materials. 111. [ ] Section 406.3.13 - Open parking structures shall not contain vehicle repair work, parking of buses, trucks etc. or dispensing fuel. 112. [ ] Section 406.4.1 - The enclosed parking garage shall comply with Table 503 as modified by Sections 504, 506 & 507. Roof parking is permitted. 113. [ ] Section 406.4.2 - An enclosed parking garage shall be ventilated in compliance with the MMC. 114. [ ] Section 406.5.1 - Motor fuel dispensing facilities shall be constructed in compliance with the IFC. 115. [ ] Section 406.5.2 – Vehicles shall be fueled on non-coated concrete pads or other approved paving material. 116. [ ] Section 406.5.3 - Canopies over fuel dispensing areas shall have a clear height of at least 13'-6". The canopies shall be of non-combustible materials, fire retardant treated wood, Type IV construction or of construction having a 1 hour fire resistance rating. Combustible materials shall comply with the provisions of this section. 117. [ ] Section 406.5.3.1 - Canopies that are used to shelter dispensing operations where flammable compressed gases are located on the roof or the canopy shall meet or exceed Type 1 construction and shall be constructed to prevent the accumulation of hydrogen gas. 118. [ ] Section 406.6.1 - A repair garage shall comply with the IFC.

8 119. [ ] Section 406.6.3 - The repair garage shall be mechanically ventilated in compliance with the MMC and be controlled at the entrance to the garage. 120. [ ] Section 406.6.4 - The floor of repair garages shall be of concrete or other non- combustible and non-absorbent materials. 121. [ ] Section 406.6.5 - Heating equipment in a repair garage shall be installed in compliance with the MMC. 122. [ ] Section 406.6.6 - Repair garages and pits servicing vehicles using hydrogen or non- odorized LNG shall be equipped with an approved flammable gas detection system. 123. [ ] Section 406.6.6.1 - The flammable gas detection system in the repair garage shall operate when the level exceeds 25% of the lower explosive limit. 124. [ ] Section 406.6.6.2 - The operation of the flammable gas detection system in the repair garage shall initiate an audible and visual alarm, deactivate the heating system and activate a mechanical ventilation system. 125. [ ] Section 406.6.6.3 - The failure of the flammable gas detection system in the repair garage shall result in the deactivation of the heating system, activation of the mechanical ventilation system and an audible trouble signal to sound in an approved location. 126. [ ] Section 407.2 - Group I-2 occupancy corridors shall be continuous to the exits. 127. [ ] Section 407.2.1 - Group I-2 waiting areas are permitted to be open to the corridor if: (1) the spaces are not patient sleeping or treatment rooms or Section 508.2 incidental use areas and, (2) the open space is protected with an automatic fire detection system and, (3) the corridors are in the same smoke compartment, are protected with an automatic fire detection system or an automatic sprinkler system with quick response sprinklers and, (4) the open space does not obstruct access to the exits. 128. [ ] Section 407.2.2 - The Group I-2 doctors= & nurses= charting, communication and clerical spaces can be open to the corridors if they are constructed as required for the corridors. 129. [ ] Section 407.2.3 - The Group I-2 mental health treatment areas, other than Section 508.2 incidental use areas, can be open to the corridor when: (1) the area is less than 1,500 sf and, (2) the area can be supervised by staff and, (3) the area does not obstruct access to exits and, (4) the area has an automatic fire detection system and, (5) there is only one space per smoke compartment and, (6) the walls and ceilings are constructed as required for corridors. 130. [ ] Section 407.2.4 - Group I-2 gift shops less than 500 sf can be open to the corridor provided the gift shop and storage areas have an automatic sprinkler system. 131. [ ] Section 407.3 - The Group I-2 corridor walls shall be constructed as smoke partitions. 132. [ ] Section 407.3.1 - The Group I-2 corridor walls, unless enclosing an area required to be rated by Section 508.2 or a vertical opening enclosure, are not required to be fire rated or have self-closing doors, but shall provide an effective barrier to smoke and have positive latching doors. 133. [ ] Section 407.3.2 - Group I-2 corridor doors that restrict access to the patient room from the corridor, that are operated only by staff, shall not restrict egress from the patient room, except in mental health facilities. 134. [ ] Section 407.4 - Smoke barriers shall subdivide each Group I-2 story, used for patient sleeping or treatment, or having an occupant load greater than 50, into at least two areas of 22,500 sf or less and a travel distance of 200' or less. 135. [ ] Section 407.4.1 - Group I-2 smoke compartments shall provide a refuge area for occupants in adjoining smoke compartment. The aggregate net area of the low hazard rooms on each side shall be 30 sf per patient and 6 sf per non-patient for the total number of occupants in the adjoining smoke compartments. 136. [ ] Section 407.4.2 - A means of egress from each Group I-2 smoke compartment shall be

9 provided that does not return back through the smoke compartment of origin. 137. [ ] Section 407.5 - Group I-2 smoke compartments with patient sleeping rooms shall have an NFPA 13 sprinkler system with quick response or residential sprinklers. 138. [ ] Section 407.6 - Group I-2 corridors in nursing homes, detoxification facilities and spaces allowed to be open to the corridors, shall be protected with an NFPA 72 automatic fire detection system. Corridor detectors are not required if the patient sleeping room detector provides a visual display on the corridor side and an audible and visual alarm at the nursing station. Corridor detectors are not required if the door to the patient sleeping room has a smoke detector activated closing device with an alerting function. 139. [ ] Section 407.7 - Fenced and locked yards serving Group I-2 occupancies shall provide at least 30 sf or area for each non-ambulatory patient and at least 6 sf for each ambulatory patient and other occupants that is located at least 50 feet from the building. 140. [ ] Section 408.2 - Mixed use buildings with a Group I-3 occupancy, where means of egress are locked for security reasons, shall be capable of releasing the occupants at all times. Means of egress that pass through other use areas shall conform to the requirements for the Group I-3 occupancy. 141. [ ] Section 408.3.1 - Group I-3 doors to the resident sleeping units shall be at least 28" wide clear width. 142. [ ] Section 408.3.2 - Sliding doors in Group I-3 means of egress shall open with a 50# force while there is a 50# perpendicular force acting against the door. 143. [ ] Section 408.3.4 - Spiral stairs are permitted in Group I-3 occupancies for access between staff locations. 144. [ ] Section 408.3.6 - The exits for Group I-3 occupancies can discharge into a fenced or walled court that can accommodate all occupants 50' from the building with at least 15 sq ft per person. 145. [ ] Section 408.3.7 - A Group I-3 means of egress can pass through a sallyport that provides continuous, unobstructed passage during an emergency. 146. [ ] Section 408.3.8 - One of the vertical exit enclosures in Group I-3 occupancies can have glazing in doors and walls at each level provided: (1) the enclosure does not serve more than four levels and, (2) the doors shall be 3/4 hour rated doors and, (3) the total glazed area at each level does not exceed 5,000 sq in with individual glazed panels of 1,296 sq in and, (4) the glazing shall be protected on both sides with a deluge automatic sprinkler system and, (5) the glazing is in gasketed frames that will allow deflection without breaking the glazing and, (6) rods and curtains shall not be installed between the glazing and the sprinklers. 147. [ ] Section 408.4 - Group I-3 egress doors can be locked according to their use conditions. The doors from an area of refuge to the exterior can be locked provide keys are available at all times and the locks are operable from both sides. 148. [ ] Section 408.4.1 - Group I-3 egress doors with remote release on all required egress doors shall be operated away from the resident living areas. In occupancy conditions 3 and 4 the locks shall be able to be operated within 2 minutes with the minimum available staff. The remote locking of occupied rooms in occupancy condition 4 is not required provide no more than 10 locks must be unlocked to relocate an occupant from one smoke compartment to an area of refuge in less than 3 minutes. The key operation shall require 2 separate keys or less. 149. [ ] Section 408.4.2 - Group I-3 facilities with more than 10 locks power operated doors shall have a manual release at the door and either emergency power or a remote mechanical release. 150. [ ] Section 408.4.3 - Group I-3 facilities with remote release, mechanically operated doors

10 and locks shall have a remote release mechanism at each door or a redundant remote release control. 151. [ ] Section 408.5 - Floor openings in residential areas of Group I-3 without enclosure protection must have the normally occupied areas open to allow observations by supervisory personnel and egress capacity to allow simultaneous egress for all occupants from all levels. The total height between interconnected levels shall not exceed 23 feet and each level shall have at least 2 its egress capacity leading directly out of that level without traversing another interconnected level. 152. [ ] Section 408.6 - Group I-3 resident sleeping areas with a story having 50 or more occupants shall have smoke barriers to divided the story into at least 2 smoke compartments unless an exit is provided for that area to (1) to a public way, (2) a building separated by a 2 hour rated assembly or 50' of open space, (3) a secure court at least 50 feet away having an area of 6 sq ft per occupant. 153. [ ] Section 408.6.1 - Group I-3 resident smoke compartments shall have no more than 200 occupants. The travel distance from a room door to a smoke compartment door is a maximum of 150' and 200' from any point to a smoke compartment door. 154. [ ] Section 408.6.2 - An area of refuge in Group I-3 shall be provided to accommodate the total occupant load of adjoining smoke compartments at 6 sq ft per occupant in each compartment. 155. [ ] Section 408.6.3 - A means of egress in a Group I-3 smoke compartment shall not return through the smoke compartment of origin. 156. [ ] Section 408.8.1 - Group I-3 occupancy condition 3 & 4 sleeping areas shall be separated from the common space with smoke tight partitions when the travel distance from the sleeping area through the common space exceeds 50 feet. 157. [ ] Section 408.8.2 - Group I-3 occupancy condition 5 sleeping areas and exit access corridors shall be separated from common areas by smoke tight partitions. 158. [ ] Section 408.8.3 - Group I-3 occupancy condition 2, 3, 4 & 5 sleeping room wall openings shall have a maximum aggregate area of 120 sq in. 159. [ ] Section 408.8.4 - Doors in Group I-3 smoke tight partitions shall resist the passage of smoke. Latches and closures are not required on cell doors. 160. [ ] Section 408.9 - Group I-3 buildings with non-openable windows, windows that are not readily broken, or without windows shall be provided with a smoke control system for each smoke compartment. 161. [ ] Section 408.10 – A fire alarm system shall be provided in accordance with Section 907.2.6.3. 162. [ ] Section 409.1 - Motion picture projection utilizing cellulose acetate film or other safety films and equipment that can develop hazardous gases, dust or radiation shall be enclosed in a projection room. 163. [ ] Section 409.2 - Motion picture projection rooms shall have an area of at least 80 sq ft for a single projector and another 40 sq ft for each additional projector. A working space at least 30" x 30" shall be provided on each side and rear of each machine. The ceiling height shall be at least 7'-6" and the aggregate area of projection openings to the auditorium shall have glass and not exceed 25% of the area of the separating wall. 164. [ ] Section 409.3 - Motion picture projection rooms shall be ventilated in compliance with the MMC. 165. [ ] Section 409.3.1 - Motion picture projection rooms shall be provided with supply air equivalent to the air exhausted by the projection equipment. 166. [ ] Section 409.3.2 - The motion picture projection room exhaust air connected to the projection lamp exhaust shall be interconnected with the lamp to prevent lamp operation

11 without the required air flow. The exhaust air shall terminate outside the building at a location that cannon readily re-circulate into the supply air. The lamp exhaust and projection room exhaust can be combined, but shall not be interconnected with any other exhaust or return air system within the building. 167. [ ] Section 409.4 - The motion picture projection room shall control the auditorium and means of egress lighting system. These systems shall be controlled from at least one other convenient location in the building. 168. [ ] Section 409.5 - Each motion picture projection room shall be provided with re-wind and film storage facilities. 169. [ ] Section 410.3.1 - Stage construction shall be consistent with the floor construction for the type of construction required for the building except: (1) stages in buildings of Type IIB or IV construction separated from other areas with a proscenium curtain can be constructed with a nominal 2" wood deck, (2) stages in buildings of Type IIA, IIIA & VA construction a fire rated floor is not required if the space below the stage is equipped with a fire extinguishing system or, (3) in any type of construction, the stage finish floor can be wood or non-combustible with openings of solid wood trap doors with safety locks. 170. [ ] Section 410.3.2 - Stage galleries, gridirons, catwalks & pinrails shall be constructed with materials that are consistent with the type of construction for the building, except the floors of fly galleries and catwalks may be constructed of any approved material. 171. [ ] Section 410.3.3 - Exterior openings located on the stage for egress, loading or unloading shall have vestibules to prevent air drafts into the auditorium. 172. [ ] Section 410.3.4 - When the stage height exceeds 50 feet, it shall be completely separated from the seating area with a 2 hour rated proscenium wall extending from the foundation to the roof. 173. [ ] Section 410.3.5 - When a proscenium wall is required to have a fire rating, the proscenium wall opening shall have a proscenium fire curtain or an NFPA 13 water curtain. The proscenium curtain shall intercept hot gases, flames & smoke and prevent the glow from a stage fire from showing on the auditorium side for 20 minutes. The curtain shall fully close in less than 30 seconds with the last 8' of curtain closing taking at least 5 seconds. 174. [ ] Section 410.3.5.1 - The stage proscenium curtain shall be activated by rate of rise heat detection experiencing a rise of 15 to 20 degree per minute and by an auxiliary manual control. 175. [ ] Section 410.3.5.2 - The stage proscenium curtain sample with at least 2 vertical seams shall be tested to ASTM E119 for 30 minutes. The exposed curtain shall not glow and flame or smoke shall not penetrate the curtain. The unexposed surface temperature and hose stream test are not required. 176. [ ] Section 410.3.5.3 - The stage proscenium curtain fabric shall have a smoke developed rating of 25 or less. 177. [ ] Section 410.3.5.4 - The stage proscenium curtain shall be subjected to an operating test prior to the C of O. 178. [ ] Section 410.3.6 - Combustible materials and foam plastics used in sets and scenery shall comply with the IFC. 179. [ ] Section 410.3.7 - Stages larger than 1,000 sq ft or 50 feet in height shall be provided with an emergency ventilation system. 180. [ ] Section 410.3.7.1 - Emergency stage ventilation shall have at least 2 vents located above the highest part of the stage with an aggregate area of at least 5% of the stage area. The vents shall open automatically controlled by heat activated devices with supplemental manual operation. The vents shall be labeled and have curbs as required for skylights.

12 181. [ ] Section 410.3.7.2 - Stages required to have emergency ventilation shall have a smoke control system that will maintain the smoke layer interface at 6 feet above the highest level of assembly seating or above the top of the proscenium opening when a proscenium wall is required. 182. [ ] Section 410.4 - Permanent platforms shall be constructed of materials consistent with the type of construction for the building. Fire retardant treated wood is allowed in Type I, II & IV construction is allowed if the platform is within 30" of the main floor, is less than 1/3 of the room area and less than 3,000 sq ft. If the space beneath the platform is used for storage, 1 hour fire rated construction is required. 183. [ ] Section 410.4.1 - Temporary platforms for periods of 30 days or less can be constructed of any material. 184. [ ] Section 410.5.1 - Dressing and appurtenant rooms to stages with a height greater than 50 feet shall be separated from the stage by 2 hour fire rated fire barriers with opening protectives. Stages with heights less than 50 feet shall be separated with fire barriers having a 1 hour fire rating with opening protectives. 185. [ ] Section 410.5.2 - Rooms appurtenant to stages shall be separated from each other with 1 hour rated fire barriers with opening protectives. 186. [ ] Section 410.5.3 - At least one means of egress shall be provided to each side of the stage and each side of the space under the stage. A means of escape shall be provided from each fly gallery and gridiron. A steel ladder, alternating tread or spiral stair can be provided from the gridiron to the stage roof. 187. [ ] Section 410.6 - Stages shall be provided with an automatic sprinkler system installed under the roof and gridiron, in the tie and fly galleries, behind the proscenium wall and in the appurtenant rooms. Sprinklers are not required under areas less than 4' high that are separated by 5/8" Type X gypsum board. Sprinklers are not required for stages 1,000 sq ft or less in area or less than 50 feet in height where curtains and hangings are not retractable vertically and hangings are limited to a single main curtain, borders, legs and a single backdrop. 188. [ ] Section 410.7 - Stages shall have a standpipe as required by Section 905. 189. [ ] Section 411.1 - A special amusement buildings shall be classified as a Group A building if the occupant load is 50 or more. If the occupant load is less than 50, it shall be classified as a Group B building. 190. [ ] Section 411.3 - A special amusement building shall be equipped with an automatic fire detection system complying with Section 907. 191. [ ] Section 411.4 - A special amusement building shall be equipped with an NFPA 13 automatic sprinkler system unless it is a temporary building having an area of less than 1,000 sq ft and a maximum travel distance of less than 50 feet. 192. [ ] Section 411.5 - The actuation of the fire detection system or the sprinkler system in a special amusement building shall cause an alarm at a constantly attended location. 193. [ ] Section 411.6 - A special amusement building shall be equipped with an emergency voice/alarm communication system which can serve as a public address system audible throughout the building. 194. [ ] Section 411.7 - A special amusement building shall have exit signs at the required exit or exit access doors. If the exits are disguised, low-level exit signs and directional path markings shall be located within 8" of the walking surface. The markings shall be activated by the fire detection or sprinkler system. 195. [ ] Section 411.8 - The interior finish materials in a special assembly building shall have a flame spread rating of 25 or less. 196. [ ] Section 412.3.1 - Air traffic control towers complying with this section shall not exceed

13 1,500 sf per floor with uses for only airport traffic control, electrical & mechanical equipment, radar & electronics, incidental office space and employee lounge & sanitation. 197. [ ] Section 412.3.2 - The height and area of air traffic control towers shall comply with Table 412.1.2. 198. [ ] Section 412.3.3 - Only one exit stairway is required from air traffic control towers that have an occupant load of no more than 15 per floor. The stair shall be separated from the elevators by at least 2 the diagonal distance of the area served unless they are separated by 4 hour rated construction with no openings and the stair is pressurized. The stair is not required to extend to the roof and the building is not considered a high rise building. 199. [ ] Section 412.3.4 - Air traffic control towers shall be equipped with an automatic fire detection system. 200. [ ] Section 412.3.5 - Air traffic control towers more than 65' high shall have standby power provided to the pressurization, mechanical, lighting, elevator, fire alarm and smoke detection systems. 201. [ ] Section 412.3.6 - Air traffic control towers are not required to be accessible. 202. [ ] Section 412.4.1 - The exterior walls of aircraft hanger with a fire separation distance of less than 30' shall have a 2 hour fire rating. 203. [ ] Section 412.4.2 - An aircraft hangar with a basement shall have a water, oil & vapor tight floor over the basement constructed of type 1A construction with no openings between the basement and hangar. Access to be basement shall be from the outside only. 204. [ ] Section 412.4.3 - Aircraft hangar floors shall be graded to drain through an oil separator to the sewer or an outside sump unless individual lease spaces less than 2,000 sq. ft. without washing, fueling or servicing. 205. [ ] Section 412.4.4 - Aircraft hangar heating equipment shall be in room separated from the hangar by 2 hour rated construction accessed from outside or by means of a vestibule unless the equipment is located at least 10' above the wings or engine or at least 8' above the floor in accessory rooms. A single door is allowed instead of the vestibule if the heating equipment is at least 18" above the floor. 206. [ ] Section 412.4.5 - Finishing, Adoping@ or painting aircraft shall take place in detached buildings with an automatic sprinkler system. 207. [ ] Section 412.4.6 - Aircraft hangars shall have fire suppression as required by NFPA 409 based upon the classification for the hanger given in Table 412.4.6. 208. [ ] Section 412.5.1 - A residential aircraft hangar shall be separated from a dwelling unit by 1 hour rated walls extending from the foundation to the roof sheathing. The door to the residence shall be 3/4 hour rated self-closing assemblies with a non-combustible sill raised at least 4". Openings from the hanger into a room used for sleeping shall not be permitted. 209. [ ] Section 412.5.2 - Residential aircraft hangars shall have at least 2 means of egress. 210. [ ] Section 412.5.4 - Residential aircraft hangar mechanical and plumbing systems shall be independent of the residence systems except that sewer lines can connect outside the structures. 211. [ ] Section 412.5.5 - A residential aircraft hanger is a building of 2,000 sq ft in area and 20' in height or less that is constructed on a one or two family residential property. 212. [ ] Section 412.6.1 - Aircraft paint hangars having flammable liquids in amounts more than allowed by Table 307.7(1) shall be classified as Group H-2 and comply with the IFC. 213. [ ] Section 412.6.2 - Aircraft paint hangars shall be constructed of Type I or II construction. 214. [ ] Section 412.6.3 - Aircraft painting operations shall have quantities of flammable liquids in amount less that allowed by Table 307.7(1). Spray equipment cleaning shall take place in separate liquid use dispensing and mixing rooms. 215. [ ] Section 412.6.4 - Storage of flammable liquids for aircraft painting shall be in a liquid

14 storage room. 216. [ ] Section 412.6.5 - Aircraft paint hangars shall have fire suppression as required by NFPA 409. 217. [ ] Section 412.6.6 - Aircraft hangars shall be ventilated in compliance with the MMC. 218. [ ] Section 412.7.1 - The landing area for helicopters less than 3,500 # shall be at least 20' long and wide surrounded on all sides at roof level by an average of 15' and no less than 5'. 219. [ ] Section 412.7.2 - The roof landing area and supports for helicopters shall be non- combustible. The landing area shall confine any combustible liquid spillage to the landing area and drained away from the exits or stairways. 220. [ ] Section 412.7.3 - Heliports and helistops on buildings shall have at least 2 means of egress unless the roof area is less than 2,000 sq ft and less than 60' long when the second means of egress may be a fire escape or ladder to the floor below. 221. [ ] Section 412.7.4 - Rooftop heliports and helistops shall comply with NFPA 418. 222. [ ] Section 413.1 - High piled combustible storage areas in any occupancy shall comply with the IFC. 223. [ ] Section 413.2 - Unless in Group R-3 or U, or protected with automatic sprinkler systems, attics, under-floor and concealed spaces used for combustible storage shall be protected on the storage side as required for 1 hour rated construction. Opening protection shall be self-closing and non-combustible or 1-3/4" solid wood core doors. Provide information showing how code compliance is to be achieved. 224. [ ] Section 414.1.2.1 - Level 2 & 3 aerosol products shall be stored and displayed in compliance with the IFC. 225. [ ] Section 414.1.3 - Plans for buildings with a Group H occupancy shall identify the location and type of hazardous materials and the methods of protection from those hazards. 226. [ ] Section 414.2 - Control areas shall comply with the IFC and be separated from each other by fire barriers as per Sections 706 & 711. 227. [ ] Section 414.2.2 - A building control area shall not contain more than the maximum allowed amount of hazardous materials. The maximum number of control areas shall comply with Table 414.2.2. 228. [ ] Section 414.2.4 - Control areas shall be separated from each other with fire barriers having a rating in compliance with Table 414.2.2. 229. [ ] Section 414.2.5 - Group M & Group S occupancies are allowed to exceed the limits of non-flammable and non-combustible per control area in Tables 307.7(1) & (2) without being classified as Group H if these materials are displayed and stored in compliance with the IFC and the quantities do not exceed the maximum allowable amounts in Table 414.2.5(1). 230. [ ] Section 414.3 - Group H areas where explosive, corrosive, combustible, flammable or highly toxic dusts, mists, fumes, vapors or gases can occur shall be mechanically ventilated in compliance with the IFC and MMC. These ducts shall extend directly to the exterior. A manual shutoff for this equipment shall be located outside the room adjacent to the main access door to the room. 231. [ ] Section 414.4 - The controls for hazardous materials systems shall be designed to be fail/safe. 232. [ ] Section 414.5 - The explosion control of inside storage, dispensing and use of Group H materials shall comply with the IFC and Table 414.5.1. Monitor control equipment shall be provided in compliance with the IFC and they shall have an automatic fire detection system. 233. [ ] Section 414.5.3 - Group H occupancies shall be provided with an automatic fire detection system in accordance with Section 907.2.

15 234. [ ] Section 414.5.4 - The required electrically operated systems shall have emergency or standby power in compliance with the MEC. 235. [ ] Section 414.5.5 - Group H storage areas shall be provided with spill control, drainage and containment in compliance with the IFC. 236. [ ] Section 414.6 - The outdoor storage, dispensing and use of Group H materials shall comply with the IFC. 237. [ ] Section 414.6.1 - Group H materials that are protected from the weather shall be considered outdoors if; not more than 25% of the perimeter is obstructed; the distances to lot lines, buildings, etc shall not be less than the distances required for outside storage or use without weather protection; the weather protection structure is non-combustible and no more than 1,500 sq ft in area. 238. [ ] Section 414.7.1 - A manual alarm system shall be installed in Group H occupancy storage areas with devices installed outside each interior exit door that sounds a local alarm of a hazardous materials emergency. 239. [ ] Section 414.7.2 - The transportation through corridors or exits of Group H materials ranked 3 or 4 per NFPA 704 shall have either an emergency phone system, a local manual alarm or an approved alarm initiating device at 150 foot intervals and at each exit throughout the transport route. The signal shall initiate a local audible alarm. 240. [ ] Section 414.7.3 - Group H alarm systems shall be supervised by an approved central, proprietary, remote station or a constantly attended on-site location. 241. [ ] Sections 415.1 - The storage & use of hazard materials in excess of the quantities per control area listed in Section 307.1 shall be classified as a Group H occupancy and shall comply with section 414 and the IFC. 242. [ ] Section 415.3 - Group H-2 or H-3 occupancies shall have at least 25% of the perimeter walls as exterior walls. 243. [ ] Section 415.3.1 - The distances from the walls enclosing a Group H occupancy to the property lines shall comply with the following: the quantity-distance tables in the IFC; at least 75' for Group H-1 except fireworks manufacturing in compliance with NFPA 1124 and explosives in compliance with Table 415.3.1; at least 30' for Group H-2 occupancies with an area in excess of 1,000 sq ft; at least 50' for Group H-2 & H-3 occupancies required to be in detached buildings in accordance with Table 415.3.2; Group H-2 & H-3 occupancies having explosive characteristics shall be separated in compliance with the IFC or Table 415.3.1 if no separation is specified. 244. [ ] Section 415.3.2 - Wall and opening protection is not required in detached Group H-1, H- 2 & H-3 occupancies complying with Table 415.3.2. 245. [ ] Section 415.4 - Group H-1 occupancies shall not be located in a building with any other use, shall have only 1 story without underfloor space or basement. The roof shall be lightweight and insulated to prevent the H-1 material reaching decomposition temperatures. Group H-1 materials that are both physical and health hazards in quantities in excess of the amounts allowed per control area in excess of the amounts in Table 307.1(2) shall comply with requirements for both Group H-1 & H-4. 246. [ ] Section 415.4.1 - Group H-1 storage area floors for organic peroxide, pyrophoric or unstable reactive materials shall be liquid tight and non-combustible. 247. [ ] Section 415.5 - Group H-2 & H-3 with quantities in excess of the amounts in Table 415.3.2 shall not be located in a building with any other use, shall have only 1 story without underfloor space or basement. 248. [ ] Section 415.5.1 - Group H-2 & H-3 storage area floors for organic peroxide, oxidizers, pyrophoric or unstable reactive materials and water reactive solids & liquids shall be liquid tight and non-combustible.

16 249. [ ] Section 415.5.2 - Group H-2 & H-3 areas storing water reactive solids & liquids shall be constructed with waterproof materials and except for fire protection piping, no piping conveying liquids is allowed in these areas. 250. [ ] Section 415.6 - Group H-2 occupancies shall be constructed in compliance with the IFC. 251. [ ] Section 415.6.1 - Group H-2 buildings for the storage or handling of materials that produce combustible dust shall comply with the applicable provisions of seven NFPA standards. 252. [ ] Section 415.6.1.2 - Group H-2 combustible dust grinding rooms with an area of 3,000 sf or less shall be enclosed in 2 hour fire barriers and 4 hour fire barriers when the area exceeds 3,000 sf. 253. [ ] Section 415.6.2 & .3 - The storage, handling, processing, and transportation of flammable and combustible liquids shall be as per the MMC , the IFC and the Michigan rules for the storage and handling of flammable and combustible liquids. The design and construction of liquified petroleum gas distribution facilities shall conform to the Michigan liquified petroleum gas code, MMC and the International Fuel Gas code. 254. [ ] Section 415.6.4 - Dry cleaning plants shall comply with the MMC, the MPC and NFPA 32. The dry cleaning solvents shall be classified in compliance with the IFC. 255. [ ] Section 415.7 - Groups H-3 & H-4 occupancies shall be constructed in compliance with the IFC. 256. [ ] Section 415.7.2 - Gas rooms in Groups H-3 & H-4 shall be separated from other areas with 1 hour rated fire barriers. 257. [ ] Section 415.7.3 - Storage area floors for corrosive liquids and toxic materials of Groups H-3 & H-4 shall be liquid tight and non-combustible. 258. [ ] Section 415.7.4 - Storage areas for highly toxic solids and liquids of Groups H-3 & H-4 shall be separated from other hazardous material storage areas with 1 hour rated construction. 259. [ ] Section 415.8.1 - Group H-5 occupancies shall comply with the IFC. 260. [ ] Section 415.8.2.1.1 - H-5 occupancy fabrication areas having hazardous materials being stored and used in excess of the amounts allowed per control area by Tables 307.1(1) & (2) shall not have aggregate amounts in excess of the limits of Table 415.8.2.1.1. 261. [ ] Section 415.8.2.1.2 - A single H-5 occupancy fabrication area storage of hazardous production materials shall not exceed the limits per control area in excess of Tables 307.1(1) & (2). 262. [ ] Section 415.8.2.2 - H-5 fabrication areas shall be separated from each other, exit access corridor and the rest of the building with 1 hour rated fire barriers with 3/4 hour rated opening protectives. 263. [ ] Section 415.8.2.3 - Occupied levels of H-5 fabrication areas shall be located above grade. 264. [ ] Section 415.8.2.4 - H-5 fabrication area floors shall be non-combustible. They shall also be liquid tight when separating occupancies. 265. [ ] Section 415.8.2.5 - Duct and pipe penetrations of H-5 fabrication area floors shall not extend thru more than 2 floors and the annular space shall be sealed to restrict air movement. 266. [ ] Section 415.8.2.6 - Each H-5 fabrication area shall have independent mechanical exhaust of at least 1 cfm per sq ft. The exhaust duct shall be in a rated shaft when penetrating an occupancy separation, shall not penetrate fire walls and shall not have fire dampers installed in the ducts. 267. [ ] Section 415.8.2.7 - Transporting H-5 hazardous production materials to the fabrication areas shall be through piping or tubing complying with Section 415.8.6, service corridors

17 complying with Section 415.8.4, or in exit access corridors in alterations to existing buildings complying with the exception in Section 415.8.3. 268. [ ] Section 415.8.2.8 - Electrical equipment and devices in H-5 fabrication areas shall comply with hazardous locations provisions of the MEC unless the average air changes is at least 4 times and the minimum air changes at any point is at least 3 times the amount required in Section 415.8.2.6. 269. [ ] Section 415.8.3 - Exit access corridors in H-5 occupancies shall not contain or be used to transport hazardous production materials except through closed piping systems. 270. [ ] Section 415.8.3 - In alterations to existing H-5 fabrication areas, hazardous production materials are allowed to be transported in existing exit access corridors for the length of the common wall between the corridor and the fabrication area. The corridor shall have an emergency telephone system, a local manual alarm station or other alarm initiating device at 150 foot intervals, at each exit and at each exit access door that is connected to a proprietary or remote service or the emergency control station and shall initiate a local audible alarm.. Pass-throughs from existing exit access corridors shall have 1 hour rated self-closing doors shall be constructed as required for exit access corridors and be protected by an approved automatic fire-extinguishing system. 271. [ ] Section 415.8.4.2 - Group H-5 service corridors shall be separated from exit access corridors with 1 hour rated construction. 272. [ ] Section 415.8.4.3 - Group H-5 service corridors shall have mechanical ventilation providing at least 6 air changes per hour. 273. [ ] Section 415.8.4.4 - The maximum travel distance in a Group H-5 service corridor to an exit, exit access corridor or door to a fabrication area shall not exceed 75 feet, and dead ends shall not exceed 4 feet. Service corridors shall have at least 2 exits and no more than half the exits shall require travel into a fabrication area. Service corridor doors shall swing in the direction of egress travel and be self-closing. 274. [ ] Section 415.8.4.5 - The minimum width of H-5 service corridors shall be 5 feet or 33 inches more than the widest cart or truck in use, whichever is larger. 275. [ ] Section 415.8.4.6.1 - The emergency alarm system in Group H-5 occupancies shall have at least 1 alarm device in each service corridor. 276. [ ] Section 415.8.4.6.2 - The emergency alarms in the H-5 exit access corridors and exit enclosures shall comply with Section 414.7.2. 277. [ ] Section 415.8.4.6.3 - The emergency alarms in the H-5 liquid storage, hazardous production material and gas rooms shall comply with Section 414.7.1. 278. [ ] Section 415.8.4.6.4 - Emergency telephones, manual pull stations or other approve devices are allowed to be used for emergency alarms in H-5 occupancies. 279. [ ] Section 415.8.4.6.5 - H-5 emergency alarm systems shall sound a local alarm and transmit a signal to the emergency control system. 280. [ ] Section 415.8.5.1 - HPM in Group H-5 fabrication areas shall be stored in approved storage or gas cabinets or in a workstation. Group H-5 HPM in amounts greater than allowed by the IFC shall be in liquid storage, HPM or gas rooms. 281. [ ] Section 415.8.5.2.1 - Group H-5 HPM and gas rooms 300 sf or more shall be separated from other areas with a 2 hour rated fire barrier and by a 1 hour fire barrier when the area is less than 300 sf. 282. [ ] Section 415.8.5.2.2 - Group H-5 liquid storage rooms exceeding 500 sf shall have at least one exterior door. Liquid storage rooms with more than 150 sf shall be separated from other areas with a 2 hour rated fire barrier and by a 1 hour fire barrier when the area is 150 sf or less. Shelves, racks and wainscoting shall be non-combustible or nominal 1"x wood. Flammable Class I liquids shall not be stored in a basement.

18 283. [ ] Section 415.8.5.2.3 - Group H-5 HPM and liquid storage room raised grating and floors, except surfacing, shall be non-combustible and liquid tight construction. 284. [ ] Section 415.8.5.3 - Group H-5 HPM, liquid storage and gas rooms shall have at least one exterior wall that is at least 30' from all property lines. 285. [ ] Section 415.8.5.4 - Group H-5 HPM storage rooms shall have explosion control as required by Section 414.5.1. 286. [ ] Section 415.8.5.5 - When 2 exits are required from Group H-5 HPM, liquid storage and gas rooms, one shall be to the exterior. 287. [ ] Section 415.8.5.6 - Doors in Group H-5 HPM storage fire barrier walls shall be 3/4 hour rated self-closing assemblies. 288. [ ] Section 415.8.5.7 - Group H-5 HPM, liquid storage and gas rooms shall have a mechanical exhaust with the greater of 1 cfm per square foot or 6 air changes per hour. Gas room exhaust ventilation shall operate at a negative pressure relative to surrounding rooms. 289. [ ] Section 415.8.5.8 - Group H-5 HPM, liquid storage and gas rooms shall have an approved emergency alarm system with alarm initiating devices installed outside each interior exit door from these rooms that sound a local alarm and an emergency control station. An approved emergency telephone system, manual pull stations or other approved devices are acceptable. 290. [ ] Section 415.8.6.2.1 - The supply piping for HPM liquid or gas with a health rating of 3 or 4 shall be welded throughout unless within a ventilated enclosure for gas or drainage or containment is provided if a liquid. 291. [ ] Section 415.8.6.2.2 - The supply piping and tubing for HPM located in service corridors shall be visible. 292. [ ] Section 415.8.6.2.3 - Pressure piping for HPM gases or liquids with 15 psig or more shall have excess flow control. Piping that originates in a liquid storage room, HPM room or gas room shall have the control located in that room. Piping that originates in a bulk source shall have the control as close as possible to the bulk source. 293. [ ] Section 415.8.6.3 - Unless a transverse crossing installed in a ferrous pipe or tube for the width of the corridor, HPM piping and tubing in spaces within exit access corridors: (1) shall be protected with automatic sprinklers unless the space is less than 6"; (2) the space shall not be used to convey air from any other space and it shall be provided with ventilation of at least 6 air changes per hour; (3) for HPM liquids they shall have a discharge or leakage receptor below the piping to drain to an approved location; (4) shall be separated from the exit access corridors and other non-Group H-5 area with 1 hour rated construction with opening protectives; (5) manual or automatic, remotely activated, fail- safe emergency shut off valves shall be installed at branch connections into the fabrication area and at the entry into the exit access corridor. 294. [ ] Section 415.8.6.4 - HPM piping, tubing and waste lines shall be marked to identify the material being transported. 295. [ ] Section 415.8.7.1 - Facilities using HPM gases shall have a gas detection system for physiological warning properties above the permissible exposure limit, PEL, for gas and flammable gases; (1) in the fabrication areas when gas is used; (2) in HPM rooms when gas is used; (3) in gas cabinets and exhausted enclosures and gas rooms when the gases are not located in cabinets and enclosures; (5) where gas piping is located in exit access corridors and in the exit access corridor unless there are only transverse crossings of the corridor that are enclosed in a ferrous pipe or tube for the width of the corridor. 296. [ ] Section 415.8.7.2 - The HPM gas detection system shall be able to monitor the room, area or equipment for levels at or below the PEL or ceiling limit. Flammable gas detection shall monitor vapor concentrations exceeding 25% of the lower explosive limit.

19 297. [ ] Section 415.8.7.2.1 - The HPM gas detection system shall initiate a visual and audible alarm inside and outside the area of detection and transmit a signal to the emergency control station. 298. [ ] Section 415.9.8.2.2 - The HPM gas detection system shall automatically shut off the source of gas supply. 299. [ ] Section 415.8.8 - A manual fire alarm system shall be installed throughout building with Group H-5. 300. [ ] Section 415.8.9 - A continuously staffed emergency control station, connected to all alarm and detection systems, shall be provided outside the fabrication area, be staffed by trained personnel, and receive signals from the emergency equipment alarm and detection systems. 301. [ ] Section 415.8.10.1 - Group H-5 buildings shall have emergency power to: (1) HPM exhaust ventilation, gas cabinet ventilation, exhausted enclosure ventilation, gas room ventilation & gas detection systems; (2) emergency alarm & manual fire alarm systems; (3) automatic sprinkler system monitoring and alarm systems; (4) electrically operated systems for the use, storage or handling of HPM. 302. [ ] Section 415.9.10.2 - The HPM exhaust ventilation systems can operate at no less than 2 their normal speed when on emergency power provided it will maintain a safe atmosphere. 303. [ ] Section 415.9.11.1 - HPM exhaust ducts conveying generated vapors, fumes, mists or dusts shall be protected with an automatic sprinkler system: (1) in metallic & non-metallic non-combustible ducts within the building, 10" in diameter or greater & conveying flammable vapors or fumes; (2) in combustible ducts 10" in diameter or greater unless 12 feet or less in length installed below the ceiling or approved for use without the sprinkler system. 304. [ ] Section 415.9.11.4 - HPM exhaust duct sprinklers shall be installed at 12 foot intervals in horizontal ducts and at the top & at alternate floors in vertical ducts. 305. [ ] Section 416.1 - Areas of buildings used for spray application of finishes shall comply with the provisions of the IFC. 306. [ ] Section 416.2 - Spray rooms shall be enclosed in 1 hour rated fire barriers. Floors shall be waterproofed and drained in an approved manner. 307. [ ] Section 416.2.1 - Interior surfaces of spray rooms shall not be aluminum and shall be smooth to facilitate washing, cleaning and exhausting air. 308. [ ] Section 416.3 - Spray spaces shall have an exhaust system in compliance with the MMC and shall have non-combustible spray curtains if not separately enclosed. 309. [ ] Section 416.3.1 - Interior surfaces of spray spaces shall not be aluminum and shall be smooth to facilitate washing, cleaning and exhausting air. 310. [ ] Section 416.5 - Spray, dip and immersion spaces and storage rooms shall he equipped with an automatic fire extinguishing system. 311. [ ] Section 417.1 - Drying rooms and dry kilns shall be constructed entirely of non- combustible materials. 312. [ ] Section 417.2 - Overhead heating pipes shall have a minimum clearance of 2" to combustible contents in the dryer. 313. [ ] Section 417.3 - Metal enclosures of dryers with an operating temperature of 175 degrees or higher shall have at least 12" of air space to adjacent combustible materials or the metal walls shall be lines with 1/4" insulating mill board or other approved equivalent insulation. 314. [ ] Section 417.4 - Drying rooms for high hazard materials or processes shall be protected with an approved automatic fire extinguishing materials. 315. [ ] Section 418.1 - The manufacturing of organic coatings shall not be done in buildings with pits or basements.

20 316. [ ] Section 418.2 - The manufacturing or incidental operations involving organic coatings shall not occur in buildings having any other occupancy. 317. [ ] Section 418.3 - Mills processing flammable and heat sensitive materials like nitrocellulose shall be in detached or non-combustible buildings. 318. [ ] Section 418.4 - The inside storage of flammable and combustible liquids shall be separated from processing areas with 2 hour rated fire barriers. 319. [ ] Section 418.5 - Nitrocellulose storage shall be on a detached pad, in a separate structure, or a room enclosed with 2 hour rated fire barriers. 320. [ ] Section 418.6 - Storage rooms for flammable or combustible liquid finished products shall be separated from the processing areas with 2 hour rated fire barriers with opening protectives. 321. [ ] Section 419.1 – Dwelling or sleeping units that include an office that is less than 10% of the area of the dwelling unit shall not be classified as a live/work unit, non-residential uses over 10% shall be live/work classification. 322. [ ] Section 419.1.1 – The maximum size of live/work units shall be 3000 sf; the max allowable non-residential area shall not exceed 50%; the non-residential use areas shall be limited to the first/main floor only; a maximum of five non-residential workers are allowed at any one time. 323. [ ] Section419.2 – Live/work units shall be classified as a Group R-2 occupancy and shall comply with Chapter 10. 324. [ ] Section 419.5 – The live/work unit shall be provided with a monitored fire alarm system where required and an automatic sprinkler system. 325. [ ] Section 419.7 – Accessibility shall be designed as per Chapter 11. 326. [ ] Section 420.2 - Walls separating dwelling units in the same building and walls separating sleeping units in the same building shall comply with Section 708. 327. [ ] Section 420.3 - Floor/ceiling assemblies separating dwelling units and/or sleeping units in the same building shall be constructed as per Section 711. 328. [ ] Section 421.3 - Hydrogen cut-off rooms shall not be located below grade. 329. [ ] Section 421.4 - Hydrogen cut-off rooms shall be classified as per Section 302.1 ands separated from other areas with 1 hour fire barriers. Doors in fire barriers shall be self closing, electrically interlocked to prevent operation of hydrogen system if door is ajar or provided with mechanical ventilation system. Windows in interior walls shall be fixed only. 330. [ ] Section 421.6 - Hydrogen cut-off rooms shall be provided with an approved flammable gas detection system with audible and visual alarm signals and activation of mechanical ventilation systems. 331. [ ] Section 421.7 - Explosion control shall be provided as per IFC. 332. [ ] Section 421.8 - Mechanical ventilation and gas detection systems shall have stand by power. 333. [ ] Section 422.2 – Smoke barriers shall be provided to subdivide every ambulatory care facility greater than 10,000 sf into a minimum of two smoke compartments per story with a maximum travel distance not to exceed 200 feet. 334. [ ] Section 422.3 – At least 30 net square feet per non-ambulatory patient shall be provided on each side of each smoke barrier. 335. [ ] Section 422.4 - Independent egress shall be provided from each smoke compartment without having to return through the compartment which egress originated. 336. [ ] Section 422.5 – A automatic sprinkler system shall be provided for ambulatory care facilities as per Section 903.2.2. 337. [ ] Section 422.6 – A fire alarm system shall be provided as per Section 907.2.2.1.

21 338. [ ] Section 423.1 – Storm shelters designed to be used during high wind events, either internal or detached, shall be constructed in accordance with ICC 500. GENERAL BUILDING HEIGHTS AND AREAS 339. [ ] Section 501.2 - The building shall have the address posted and legible from the street with minimum 4" high numbers. Where access is by means of private road and/or the building can not be viewed from the public way, an approved sign or other approved means of identification shall be provided at the access to the building or structure. 340. [ ] Section 503.1 - The height and area for buildings of different construction types shall be governed by the intended use of the building and shall not exceed the limits in Table 503 except as modified hereafter. 341. [ ] Section 503.1.1 - Buildings, housing low hazard industrial processes, requiring craneways, or special machinery and equipment are exempt from the height and area limitations of Table 503. 342. [ ] Section 503.1.2 - Multiple buildings on the same lot may be considered as portions of one building if the height and aggregate area of the buildings are within the limitations of Table 503 including the height and area modifications allowed by Sections 504 & 506. 343. [ ] Section 504.1 - The height of 1 story aircraft manufacturing, painting or storage hangers is unlimited when the building is provided with an automatic fire extinguishing system and is entirely surrounded with public ways or yards that are at least 1.5 times the height of the building. 344. [ ] Section 504.3 - Roof structures, (towers, spires, steeples, etc.), shall be unlimited in height if non-combustible and shall not exceed 20' above the allowable height if constructed of combustible materials. 345. [ ] Section 505.1 - Mezzanines shall not contribute to the area or number of stories of the building, but shall be included in determining the fire area. The clear height above and below the mezzanine floor shall be at least 7'. 346. [ ] Section 505.2 - The aggregate area of mezzanines within a room shall be no more than 1/3 of the area of the room except special industrial occupancies of type I or II construction shall not exceed 1/2 of the area of the room provided the building is provided with a sprinkler system and approved emergency voice/alarm communication system. 347. [ ] Section 505.3 - A mezzanine, with a common path of egress travel that exceeds 75' or the limitations of Section 1014.3, shall have access to 2 independent means of egress. The travel distance shall include the distance traveled on an exit access stairway. A single means of egress is permitted in accordance with Section 1015.1. 348. [ ] Section 505.4 - A mezzanine shall be open to the room in which it is located except for a 42" high wall and columns except for (1) enclosed spaces with an occupant load of 10 or less, (2) mezzanines with 2 or more means of egress with one providing direct access to an exit, (3) enclosed areas that are 10% or less of the mezzanine area, (4) industrial facility mezzanines used for control equipment that are glazed on all sides, (5) Except for groups H and I occupancies with no more than 2 stories in height equipped with NFPA 13 sprinkler system and provided with 2 separate means of egress a mezzanine shall not be required to be open to the room below. 349. [ ] Section 505.5 - Industrial equipment platforms shall not be considered as a portion of the floor below or a mezzanine nor shall they contribute to the building area, number of stories or fire area. The walkways, stairs and ladders providing access to these platforms shall not be part of the means of egress for the building. 350. [ ] Section 505.5.1 - The aggregate area of industrial platforms shall not exceed 2/3 of the area of the room in which they are located. When located in a room with mezzanines the combined aggregate area of the mezzanines and equipment platforms shall not exceed 2/3

22 of the area of the room. 351. [ ] Section 505.5.2 - Equipment platforms in building required to be protected by an automatic sprinkler system shall be protected by sprinklers above and below the platforms. 352. [ ] Section 505.5.3 - Equipment platforms shall be provided with guards as required by Section 1013.1. 353. [ ] Section 506.2 – Every building shall adjoin or have access to a public way to receive a building area increase based upon open perimeter. 354. [ ] Section 506.3 - Where a building is equipped throughout with a NFPA 13 sprinkler system the building area can be increased 200% for buildings with more than one story and 300% for buildings with no more than one story above grade plane. 355. [ ] Section 506.4 - A single basement, that does not exceed the permitted area for a 1 story building, is not required to be included in the building=s total allowable area. The maximum area of a 2 story building shall be 2 times the maximum area per floor and the maximum area of a building 3 stories or more shall be 3 times the maximum area per floor except for (1) unlimited area buildings and (2) buildings equipped with an NFPA 13R system shall have a maximum building area determined by multiplying the number of stories times the allowable area per floor. 356. [ ] Section 506.5 – Within mixed use occupancies a single basement, that does not exceed the permitted area for a 1 story building, is not required to be included in the building=s total allowable area. 357. [ ] Section 507.2 - One story buildings of Groups F-2 & S-2 surrounded by a 60' wide open space are allowed to have an unlimited building area. 358. [ ] Section 507.3 - One story buildings of Groups A-4, (other than Type V construction), B, F, M or F surrounded by a 60' wide open space and protected throughout with an NFPA 13 sprinkler system are allowed to have an unlimited area, except, (1) the NFPA 13 system is not required for rack storage buildings of Type I or II construction conforming with NFPA 231C ; (2) the NFPA 13 system is not required for participant sports areas in Group A-4 provided exits directly outside are provided to the occupants of the participant sports areas and the building is equipped with an approved manual fire alarm system and (3) groups A- 1 and A-2 of other than Type V construction where all occupancies are separated from other spaces as per separated uses and each group A shall not exceed limits of Table 503 with all exits directly outside. 359. [ ] Section 507.4 - Two story buildings of use groups B, F, M or S surrounded by a 60' wide open space and protected throughout with an NFPA 13 sprinkler system are allowed to have an unlimited area. 360. [ ] Section 507.5 - An open space of at least 40' is allowed for unlimited area buildings provided the reduced open space is for no more than 75% of the perimeter, and the exterior walls and opening protectives facing the reduced open space have a 3 hour fire resistance rating with 3 hour rated opening protectives. 361. [ ] Section 507.6 - The area of certain Group A-3 one story buildings of Type II construction shall not be limited provided they do not have a stage, they have an NFPA 13 sprinkler system, and the building is surrounded by a 60 foot wide yard. 362. [ ] Section 507.7 - The area of certain Group A-3 one story buildings of Type III and IV construction shall not be limited provided they do not have a stage, they have an NFPA 13 sprinkler system, the assembly floor is at or within 21" of grade, all exits have ramps to grade and the building is surrounded by a 60 foot wide yard. 363. [ ] Section 507.8 - Group H-2, H-3 & H-4 fire areas are permitted in Group F & S unlimited area buildings provided these fire areas are located at the building perimeter, are no more than 10% of the area of the building, do not exceed the allowable building area

23 and other fire areas do not exceed 25% of the allowable building area from Table 503 and the group H fire areas shall be separated from the rest of the building as per Table 508.3.3. 364. [ ] Section 507.9 - The area of one story Group H-2 aircraft paint hangers shall be unlimited when surrounded by yards having a width of at least 1.5 times the height of the building. 365. [ ] Section 507.10 - The area of a one story Group E building of Type II, IIIA, or IV construction shall be unlimited when each classroom has at least 2 exits with at least one leading directly outside, the building is equipped with an NFPA 13 sprinkler system and the building is surrounded by a 60' wide yard. 366. [ ] Section 507.11 - The area of a one story Group A-1 motion picture theater of Type I or II construction shall be unlimited when the building is equipped with an NFPA 13 sprinkler system and is surrounded by a 60' wide yard. 367. [ ] Section 507.12 – The area of covered mall buildings and anchor stores not exceeding 3 stories and complying with Section 402.6 shall not be limited. 368. [ ] Section 508.1 – Each portion of a building shall be individually classified in accordance with Section 302.1. 369. [ ] Section 508.2.1 - Aggregate accessory occupancies shall not occupy more than 10% of the area of the story where located or exceed Table 503 values without adding height and area increases as per Sections 506. 370. [ ] Section 508.2.4 – No separation is required between the accessory occupancies and the main use occupancy unless; an H-2, 3, or 4 use group; specifically listed in Table 508.2.5; dwelling units otherwise required to be separated from each other. 371. [ ] Section 508.2.5 – The incidental accessory occupancies listed in Table 508.2.5 shall be separated from the remainder of the building or equipped with an automatic fire extinguishing system, or both as listed in Table 508.2.5; unless within and serving an individual dwelling unit. 372. [ ] Section 508.2.5.1 – Construction supporting required one hour rated accessory separation assemblies need not be rated in buildings of Type IIB, IIIB and VB construction. 373. [ ] Section 508.2.5.2 – Where Table 508.2.5 permits only an automatic fire extinguishing system as separation, the surrounding construction shall be capable of resisting the passage of smoke, doors shall be self-closing, no air transfer openings allowed in surrounding walls. Only the space occupied by the accessory occupancy need be supplied with the suppression system. 374. [ ] Section 508.2.5 - An incidental use furnace room housing a 400,000 btu piece of equipment, boilers over 15 psi and 10 horsepower or refrigerant machinery rooms shall be provided with a 1 hour fire resistance rated fire barrier separation or an automatic fire extinguishing system. 375. [ ] Section 508.2.5 - Incidental use refrigerant machinery rooms shall be provided with a 1 hour fire resistance rated fire barrier separation or an automatic fire extinguishing system. 376. [ ] Section 508.2.5 - Incidental use hydrogen cut-off rooms that are not classified as group H shall be separated from Group B, F, H, M, S & U occupancies with 1 hour fire resistance rated fire barriers, and with 2 hour rated fire barriers from Group A, E, I & R occupancies. 377. [ ] Section 508.2.5 - Incidental use incinerator rooms shall be provided with a 2 hour fire resistance rated fire barrier separation and an automatic sprinkler system. 378. [ ] Section 508.2.5 - Incidental use paint shops that are not classified as group H when located in occupancies other than F shall be provided with a 2 hour fire resistance rated fire barrier or a 1 hour fire resistance rated fire barrier separation and an automatic fire extinguishing system.

24 379. [ ] Section 508.2.5 - Incidental use laboratories and vocational shops that are not classified as group H when located in group E and I-2 occupancies, laundry rooms, waste & linen collection and storage rooms exceeding 100 sf shall be provided with a 1 hour fire resistance rated fire barrier separation or an automatic fire extinguishing system. 380. [ ] Section 508.2.5 - Incidental use Group I-3 padded cells and Group I-2 waste and linen collection rooms shall be provided with a 1 hour fire resistance rated fire barrier separation. 381. [ ] Section 508.2.5 - Incidental use stationary lead acid battery systems with a liquid capacity of more than 50 gallons, or lithium-ion capacity of 1,000 pounds used for standby, emergency or uninterrupted power shall be separated from groups B, F, H, M, S and U occupancies with 1 hour fire resistance rated fire barriers and with 2 hour rated fire barriers from groups A, E, I and R occupancies. 382. [ ] Section 508.2.5 - Incidental use rooms containing fire pumps in non-high-rise building shall be provided with a 2 hour fire resistance rated fire barrier or a 1 hour fire resistance rated fire barrier separation and an automatic fire extinguishing system. 383. [ ] Section 508.2.5 - Incidental use rooms containing fire pumps in high-rise buildings shall be provided with a 2 hour fire resistance rated fire barrier. 384. [ ] Section 508.3. 1 & 2 - The type of construction and allowable building height and area for a building with mixed uses being reviewed as non-separated uses shall be based on the most restrictive use being applied to the entire building. 385. [ ] Section 508.3.3 – No separation is required in non-separates occupancies except Group H-2, 3, 4 & 5 occupancies as applicable and Group I-1, R-1, 2 & 3 dwelling unit separations as applicable. 386. [ ] Section 508.4.1 - Mixed use buildings being reviewed as separated uses shall have the uses separated with fire barriers having a fire resistance rating in compliance with Section 302.1. Each fire area shall comply with the height limitations of Table 503 based on the use classification and type of construction. For each floor, the sum of the ratios of the actual area divided by the allowable area for each use shall not be more than one. 387. [ ] Section 508.3.3.4 - Mixed use buildings having separated uses shall have the required fire resistance rating separation from adjacent occupancies in accordance with Table 508.4. 388. [ ] Section 509.1 – The special provisions of Sections 509.2 through 509.8 are to be considered independent and separate from each other. 389. [ ] Section 509.2 – A building shall be considered a separate building when separated by a horizontal assembly with a 3 hour rating; the building below is no more than 1 story and of Type IA construction; the building(s) above are Group A (<300 occy) or Group B, M, R or S; the building(s) below are protected throughout w/ NFPA 13 and Group S-2 (private motor vehicles), Group A (,300 occy), Groups B, M, R or uses incidental to the operation of the building, and the maximum building height in feet does not exceed the limits of Table 503 for the least type of construction. 390. [ ] Section 509.3 - A Group S-2 enclosed parking garage in the basement and/or first story below an S-2 open parking garage shall be considered a separate building when the sum of the ratios of the actual area divided by the allowable area for each use does not exceed 1.00, the enclosed parking garage is of type I or II construction, is equal to the type of construction for the open parking garage, the number of tiers are in compliance with Table 406.3.5, the horizontal assembly between the enclosed and open parking garage shall be as required for the enclosed parking garage, openings through the horizontal assembly shall be protected enclosures and the enclosed parking garage is allowed to have office, waiting room and toilet room areas with a total area of less than 1,000 sq ft. 391. [ ] Section 509.4 - A one story parking garage of Type I construction or an open parking garage of Type IV construction under a Group R building shall have the maximum number

25 of stories measured from the floor above the parking garage when the floor assembly separating the parking garage and the Group R is as required for the parking garage type of construction, but not less than the rating required by Section 508.4. 392. [ ] Section 509.5 - Group R-1 & 2 buildings of Type IIIA construction shall be increased to 6 stories and 75 feet when the first floor construction above the basement has a 3 hour fire resistance rating and the floor area is subdivided by 2 hour rated fire walls into areas of 3,000 sq ft or less. 393. [ ] Section 509.6 - Group R-1 & 2 buildings of Type IIA construction shall be increased to 9 stories and 100 feet when the building is separated from other buildings and lot lines by at least 50 feet, the exits are segregated in an area enclosed by 2 hour rated fire walls and the first floor construction has at least a 1-1/2 hour rating. 394. [ ] Section 509.7 - An open parking garage below Groups A, B, I, M & R shall not exceed the height and area limits of Section 406.3, the height and area of the building above the open parking garage shall not exceed the height and area limitations of Section 503 for the upper occupancy with the height measured from the grade plane. 395. [ ] Section 509.7.1 - The fire separation between the open parking garage and the upper occupancy shall be as required by Table 508.4. The structural members including the main bracing within the open parking garage shall be protected with the most restrictive of the groups involved as required in Table 601. The means of egress for the upper occupancy shall be separated from the open parking garage with 2 hour rated fire barriers. 396. [ ] Section 509.8 - Group B or M located in the basement or first floor below a Group S-2 open parking garage shall be classified as a separate and distinct building if; the basement or first floor shall be Type I or II const or equal to the construction of the parking garage and also not exceed the limitations of Section 503 for Group B & M uses; the height and area of the open parking garage shall not exceed the limitations of Section 406.3; fire separations between the open parking and the basement/first floor shall have a minimum 2 hour rating; exits serving the open parking garage shall discharge directly to a street or public way and be separated by 2 hour construction as per Sections 707 or 712 or both. 397. [ ] Section 509.9 – Where 2 or more buildings are provided above separated Group S-2 open or closed parking garages the buildings above shall be regarded as separate and distinct buildings and shall comply with all other provisions of this code applicable to each separate and distinct building. TYPES OF CONSTRUCTION 398. [ ] Sections 602.1 - The building elements shall have the fire resistance rating indicated in Table 601 based upon the minimum required type of construction, additionally, the exterior walls shall have a fire resistance rating not less than that required in Table 602 based on use group, type of construction and fire separation distance. 399. [ ] Section 602.2 - The building elements indicated in Table 601 are non-combustible in Types I & II construction. 400. [ ] Section 602.3 - Type III construction exterior walls are non-combustible with interior building elements are of any material. FRT wood is allowed in exterior walls with a 2 hour rating or less. 401. [ ] Section 602.4 - Type IV construction exterior walls are non-combustible and interior building elements are solid or laminated wood without concealed spaces. FRT wood is allowed in exterior walls with a 2 hour rating or less. 402. [ ] Section 602.4.1 - Type IV construction wood columns supporting floor loads shall be at least 8" x 8" nominal and at least 6" x 8" nominal when supporting only roofs and ceilings. 403. [ ] Section 602.4.2 - Type IV construction wood floor beams shall be at least 6" x 10" nominal. Arches or trusses supporting floors shall have members with a least dimension of

26 8" nominal. 404. [ ] Section 602.4.3 - Type IV construction wood arches, starting at the floor or grade, supporting only roof loads shall be at least 6" x 8" nominal in the lower half and at least 6" x 6" nominal in the upper half. Arches framing from walls and supporting only roof loads shall be at least 4" x 6" nominal. Spaces members shall be at least two 3" nominal thickness members. Roof framing members shall be at least 3" nominal in thickness when protected with automatic sprinklers under the roof deck. 405. [ ] Section 602.4.4 - Type IV construction floor decks shall be 3" nominal thickness tongue and groove decking with 1" nominal tongue and groove flooring laid in an opposing direction, or 4" nominal thickness decking with 1" nominal flooring with no continuous line of joints. The flooring shall stop 2" from walls with the space covered with molding attached to the walls or corbeled masonry to allow for shrinkage and swelling. 406. [ ] Section 602.4.5 - Type IV construction roof decks shall be 2" nominal thickness tongue and groove decking, 1-1/8" thick wood structural panels or 3" nominal thickness decking. 407. [ ] Section 602.4.6 - Type IV construction partitions shall be two layers of 1" matched boards, 4" thick laminated wood or 1 hour fire resistance rated construction. 408. [ ] Section 602.4.7 - Heavy timber columns and arches in exterior walls of Type IV construction shall have a 20' horizontal separation distance. 409. [ ] Section 602.5 - Type V construction has structural elements, exterior walls and interior walls of any allowed material. 410. [ ] Section 603.1 - In types I and II construction, combustible materials are allowed only as indicated in this section. FIRE & SMOKE PROTECTION FEATURES 411. [ ] Section 703.2 - Fire resistance rating shall be determined in accordance with ASTM E119, UL 263 or Section 703.3. 412. [ ] Section 703.2.1 - Non-symmetrical interior walls assemblies shall be tested for exposure from both sides and shall be rated for the shortest time obtained. Testing from one side only is acceptable only if it is clearly tested from the least fire resistant side. 413. [ ] Section 703.2.2 - Combustible aggregates in concrete are allowed if the tested assembly meets the required fire resistance rating. 414. [ ] Section 703.2.3 - The registered design professional shall provide documentation for restrained assemblies and identify the restrained assemblies on the plans. 415. [ ] Section 703.3 - Alternative fire resistance rated assemblies shall be established by designs documented in approved sources, prescriptive designs in accordance with section 720, calculated designs in accordance with section 721, engineering analysis based upon a comparison with ASTM E119 or UL 263 tested designs and alternative methods per Section 104.11 416. [ ] Section 703.4 - Non-combustible building materials required in Types I, II, III & IV construction shall not increase in combustibility due to age or atmospheric conditions. 417. [ ] Section 703.4.1 - Non-combustible materials shall be tested per ASTM E136. 418. [ ] Section 703.4.2 - Composite materials having a non-combustible structural base having a surfacing thickness of 1/8" or less and a flame spread of 50 or less shall be considered non-combustible. 419. [ ] Section 703.5 – Fire resistance rated glazing tested in accordance with ASTM E 119 or UL 263 and complying with Section 707 shall be permitted in rated assemblies. The glazing shall bear a label identifying the manufacturer, test standard and fire resistance in minutes/hours and be permanently affixed to the glazing. 420. [ ] Section 703.6 – Fire walls, fire barriers, fire partitions, smoke barriers and smoke partitions or any other wall required to have protected openings or penetrations shall be

27 effectively and permanently identified with signs or stenciling indicating appropriate wording such as “FIRE AND/OR SMOKE BARRIER – PROTECT ALL OPENINGS’ or as applicable, stenciling shall be repeated at not more than 30 feet intervals, letters shall be not less than ½” in height, the stenciling shall be located in accessible concealed floor, floor-ceiling, or attic spaces. 421. [ ] Section 704.1 – Structural members and assemblies shall have fire resistive ratings as per the requirements of Table 601, the rated assembly supported by the building element and this section. 422. [ ] Section 704.2 – Columns shall be provided individual encasement with rated protection on all sides and for the entire height of the column, including through floor-ceiling assemblies. 423. [ ] Section 704.3 – Members of the primary structural frame, other than columns, that are required to have a fire rating and support more than 2 floors or 1 floor and a roof, or support a load bearing or non-load bearing wall of more than2 stories shall be provided with individual encasement protection on all sides for their full length, including connections to other structural members, with the required fire resistive rated construction. 424. [ ] Section 704.4 – Secondary members that are required to have a fire resistive rating shall be protected by individual encasement protection, by the membrane or ceiling of a horizontal assembly in accordance with Section 712, or by a combination of both. 425. [ ] Section 704.4.1 – King studs and boundary elements that are integral elements in load bearing walls of light frame construction shall be permitted to have required fire resistive ratings provided by the membrane protection provided for the load bearing wall. 426. [ ] Section 714.5 - The fire rated assemblies for trusses shall be based on full scale tests, tests on truss components or approved calculations. 427. [ ] Section 714.6 - Structural lugs, brackets, rivets & bolts shall be protected with at least 1" of fire protection thickness. 428. [ ] Section 714.7 - The thickness of fire protection for concrete and masonry reinforcement shall be measured to the outside of the reinforcement with stirrups allowed to project 2" into the required depth of protection. 429. [ ] Section 714.8 - Pipes, wires, conduits, ducts, etc. shall not be imbedded in the required fire resistive coverings of structural members required to be individually encased. 430. [ ] Section 714.9 - The fire protective coverings of structural members subject to impact damage from normal operations in the vicinity shall be protected with substantial non- combustible corner guards, metal jackets, etc. extending at least 5 feet above the floor. 431. [ ] Section 714.10 - Load-bearing structural members located within or outside exterior walls shall have the fire rating as required by Table 601 for the type of building element, for exterior walls or as required by Table 602, whichever is greater. 432. [ ] Section 714.11 - The bottom flange of lintels, shelf angles & plates that are part of the fire rated structural frame shall have their bottom flange protected when their spans are greater than 6 feet. 433. [ ] Section 704.13.2 – The application of sprayed fire-resistant materials, SFRM, shall be in accordance with the manufacturers installation instructions. The instructions shall include, but are not limited to, substrate temperatures and surface conditions and SFRM handling, storage, mixing, conveyance, method of application, curing and ventilation. 434. [ ] Section 704.13.5 – The finished condition of SFRM applied to structural members or assemblies shall not, upon complete drying or curing, exhibit cracks, voids, spalls, de- lamination or any exposure of the substrate. Surface irregularities of SFRM shall be deemed acceptable. 435. [ ] Section 705.2 - Exterior wall projections such as roof overhangs and exterior balconies

28 shall not extend beyond the exterior wall more than 1/3 of the distance to the property line from the point where protected openings are required, nor more than ½ the distance to the lot line where all openings in the exterior wall are permitted to be un-protected, nor more than 1' into an area where openings are prohibited, whichever is less. 436. [ ] Section 705.2.1 - Projections from exterior walls of Type I and II construction shall be non-combustible or combustible material as allowed by Sections 1406.3 & 1406.4. 437. [ ] Section 705.2.2 - Projections from exterior wall of Type III, IV or V construction shall be of any material. 438. [ ] Sections 705.2.3 - Combustible projections on exterior walls located where openings are not permitted or where protected openings are required shall be constructed with a 1 hour fire resistance rating, be type IV construction, be Group R-3 of Type V construction or be in compliance with Section 1406.3. 439. [ ] Section 705.3 - When 2 or more buildings are on the same property, they shall be assumed to have a property line between them. When a new building is to be built on the same property with an existing building, the assumed property line shall be located so that the existing building exterior wall fire resistance and opening protection is in compliance with Sections 705.5 & 705.8. Two or more buildings on one property that are regulated as one building must comply with the height and area limitations of Chapter 5 for the most restrictive occupancy and type of construction. 440. [ ] Section 705.5 - Exterior walls shall be fire-resistance rated in accordance with Tables 601 and 602. The fire resistance rating of exterior walls with a fire separation distance greater than 10' shall be rated for exposure from inside. The fire resistance rating of exterior walls with a fire separation distance of 10' or less shall be rated for exposure from both sides. 441. [ ] Section 705.6 - Exterior walls shall have sufficient structural stability to remain in place for the duration of time equal to the required fire resistance rating. 442. [ ] Section 705.7 - The temperature rate of rise on the unexposed surface of the rated exterior walls, required by ASTM E119 or UL 263, shall not apply when protected openings are limited and a radiation correction is made in accordance with the formula in this section. 443. [ ] Section 705.8 - The maximum area of exterior wall openings, unprotected or protected, in any story of a building shall comply with Table 705.8. 444. [ ] Section 705.8.2 - If the building is equipped throughout with an NFPA 13 sprinkler system and provided with water curtain protection for exterior openings, unlimited openings are permitted. 445. [ ] Section 705.8.4 - When both protected and unprotected openings are provided, the sum of the ratio of the actual area to the allowable area for each shall not exceed 1.0. 446. [ ] Section 705.8.5 - Openings in adjacent stories that are within 5' horizontally of each other in buildings greater than 3 stories in height that are not equipped with an NFPA 13 sprinkler system shall be separated at least 3' vertically from unprotected openings below with 1 hour rated exterior wall assemblies, or by 1 hour rated flame barriers extending at least 30" out from the exterior wall. 447. [ ] Section 705.8.6 - Where 2 buildings are on the same lot, opening protectives shall be provided in every opening that is less than 15' above the roof of the lower building having a fire separation distance of 15' or less unless the low roof and all supporting elements has a fire resistance rating of at least 3/4 hour for at least 10' from the adjacent higher building. 448. [ ] Sections 705.9 - Joints in rated exterior walls shall have a fire resistant joint system having the same rating as the wall unless unprotected openings are allowed in the wall. 449. [ ] Section 705.9.1 - Voids where floor/ceiling assemblies intersect exterior curtain walls

29 shall be protected in compliance with Section 713.4. 450. [ ] Section 705.10 - Except for foundation vents, duct and air transfer openings in exterior walls required to have protected openings shall comply with Section 716. 451. [ ] Section 705.11 - Parapets shall be provided on exterior walls of buildings unless the walls are not required to be rated by Table 602 because of fire separation distance, the building has an area of 1,000 sq ft or less, the roof has a 2 hour fire rating, the exterior wall is allowed 25% or more unprotected openings, or the roof, deck and supporting construction are non-combustible. One hour rated exterior walls are allowed to extend only to the underside of the roof sheathing provided the parallel roof framing and supporting construction has a 1 hour fire rating within 4' of the wall for Group R & U and 10' for all other occupancies, the perpendicular roof framing and supporting construction has a 1 hour fire rating, roof openings are more than 5' from the exterior wall for Group R & U and 10' for all other occupancies and the roof has at least a Class B roof covering. Group R-2 & R- 3 exterior walls with a Class C roof covering are allowed to extend only to the underside of the roof sheathing in Type III, IV & V construction provided the roof sheathing or deck is non-combustible or FRTW for a distance of 4' from the wall or 5/8" Type X gypsum is installed below the roof sheathing supported by nominal 2"x ledgers for at least 4' from the wall. 452. [ ] Section 705.11.1 - Exterior wall parapets shall have the same fire rating as the wall and shall extend at least 30" above the roof. The upper 18" adjacent to the roof shall have non- combustible facings. For roof slopes greater than 2/12 toward the parapet the height shall be at least as high as the roof within the fire separation distance requiring protected openings. 453. [ ] Section 706.1.1 - A fire wall located on a lot line is a party wall and shall be constructed without openings. 454. [ ] Section 706.2 - A fire wall shall be constructed to allow under fire conditions the collapse of construction on either side without collapse of the fire wall for the time of the fire rating. 455. [ ] Section 706.3 - Fire walls shall be constructed of approved non-combustible materials except for buildings of type V construction. 456. [ ] Section 706.4 - Fire walls shall have a fire rating based upon the use group(s) in accordance with Table 706.4. 457. [ ] Section 706.5 - Fire walls shall be continuous and extend at least 18" beyond the exterior surface of the exterior walls. They are allowed to terminate at the interior surface of combustible sheathing or siding when the exterior walls where 1 hour rated exterior walls extend at least 4' on both sides of the fire wall. They are allowed to terminate at the interior surface of non-combustible sheathing, siding or finish materials that extend at least 4' on both sides of the fire wall. They are allowed to terminate at the interior of non- combustible sheathing when each building is protected with an NFPA 13 or 13R sprinkler system. 458. [ ] Section 706.5.1 - Fire walls that intersect exterior walls having an angle of less than 180 degrees between them shall have 1 hour rated exterior walls extending at least 4 feet on either side of the fire wall. 459. [ ] Section 706.5.2 - Fire walls shall extend to the outer edge of balconies, roof overhangs, canopies, marquees etc that are within 4 feet of the fire wall. Projections without concealed spaces are exempt if they have 1 hour rated exterior walls, on both sides, behind and below the projection for a distance from the fire wall equal to the projection. Non-combustible projections with concealed spaces are exempt if a 1 hour rated wall extends through the concealed space and the projecting element is separated from the building by 1 hour rated

30 construction and the exterior wall below has a 1 hour rating, on both sides, extending a distance from the fire wall equal to the projection. Combustible projections with concealed spaces where the fire wall extends only through the concealed space to the outer edge of the projection provided the exterior wall behind and below has a 1 hour rating, on both sides, extending a distance from the fire wall equal to the projection. 460. [ ] Section 706.6 - Fire walls shall extend from the foundation to at least 30 inches above both adjacent roofs except as provided for in Section 706.6.1. A 2 hour rated fire wall terminating at the underside of the sheathing, deck or slab is exempt from the parapet requirement when the roof assembly within 4' of the wall and all supporting elements have a 1 hour rating, there are no roof openings within 4' of the wall and each building has a Class B roof covering. Any fire wall terminating at the underside of non-combustible sheathing, deck or slabs are exempt from the parapet requirement provided both buildings have a Class B roof covering and there are no roof openings within 4' of the wall. A fire wall in Type III, IV or V construction that terminates at the underside of combustible roof sheathing or deck material are exempt from the parapet requirement provided there are no roof openings within 4' of the wall, the roof covering is Class B and the roof sheathing is FRTW for a distance of 4' on both sides of the wall or 5/8" Type X gypsum board is installed directly below the roof sheathing, supported by 2"x ledgers for 4' on both sides of the wall. A fire wall in buildings above a parking garage in compliance with Section 509.2 extending down only to the horizontal separation between the parking garage and the buildings is exempt from extending to the foundation 461. [ ] Section 706.6.1 - When a fire wall becomes an exterior wall for a higher building, the fire wall shall extend at least 30 inches above the lower roof and the exterior wall shall have a 1 hour rating, with exposure from both sides, extending at least 15 feet above the lower roof with openings protected with 3/4 hour assemblies. A fire wall is allowed to terminating at the underside of the roof sheathing, deck or slab of the lower roof provided the lower roof within 10' of the wall and all supporting elements are 1 hour rated and there are no roof openings within 10' of the wall. 462. [ ] Section 706.7 - Combustible roof and floor framing members entering a concrete or masonry fire wall shall maintain at least 4 inches between combustible members. Hollow walls or hollow units shall be filled solid for 4" above, below and beside the embedded structural members with approved non-combustible fire-blocking materials. 463. [ ] Section 706.8 - Except for party walls, protected openings in fire walls shall not exceed 156 sq ft and their aggregate width shall not exceed 25% of the length of the fire wall. Openings in excess of 156 sq ft are allowed when both buildings are equipped throughout with NFPA 13 sprinkler systems. 464. [ ] Section 706.9 - Penetrations through fire walls shall comply with Section 713. 465. [ ] Section 706.10 - Joints in or between fire walls shall comply with Section 714. 466. [ ] Section 706.11 - Ducts and air transfer openings shall not penetrate fire walls that are party walls. These penetrations of other fire walls shall comply with Sections 716 and the aggregate width shall not exceed 25% of the length of the wall. 467. [ ] Section 707.2 – Fire barriers shall be of materials permitted by the building type of construction. 468. [ ] Section 707.3.1 - The fire rating of fire barriers separating shafts and other building areas shall comply with Section 708.4. 469. [ ] Section 707.3.2 - The fire rating of fire barriers separating an exit from other building areas shall comply with Section 1022.1. 470. [ ] Section 707.3.3 - The fire rating of fire barriers separating exit passageways from other building areas shall comply with Section 1023.3.

31 471. [ ] Section 707.3.4 - The fire rating of fire barriers separating horizontal exits from other building areas shall comply with Section 1025.1. 472. [ ] Section 707.3.5 - The fire rating of a fire barrier separating atriums shall comply with Section 404.6. 473. [ ] Section 707.3.6 - The fire rating of fire barriers separating incidental use areas shall be as indicated in Table 508.2.5. 474. [ ] Section 707.3.7 - The fire rating of fire barriers separating control areas shall have a fire-resistive rating as per Section 414.2.4. 475. [ ] Section 707.3.8 - When using separated uses, the fire rating of the fire barrier separation shall comply with Section 508.4 for the occupancies being separated. 476. [ ] Section 707.3.9 - The fire rating of fire barriers separating fire areas in a single occupancy shall comply with Table 707.3.9. 477. [ ] Section 707.4 - Exterior walls that are part of a fire rated enclosure shall comply with the exterior wall requirements of Section 705 unless they are otherwise required to be fire rated by Sections 1022.6 and 1026.6. 478. [ ] Section 707.5 - Fire barrier walls shall extend from the top of the floor/ceiling assembly below to the underside of the floor or roof slab or deck above and shall be securely attached thereto and shall be continuous through concealed spaces. Supporting construction shall be of an equal fire resistance rated construction. 479. [ ] Section 707.6 - Except for openings serving an exit enclosure or openings with the fire rating of the fire barrier wall when tested to ASTM E119 or UL 263, openings in fire barrier walls shall be limited to a maximum aggregate width of 25% of the length of the wall and no single opening shall exceed 156 sf. Openings greater than 156 sq ft are allowed in buildings equipped throughout with an NFPA 13 sprinkler system. 480. [ ] Section 707.7 - Penetrations through fire barriers shall be protected in accordance with section 713. 481. [ ] Section 707.7.1 - Penetrations through fire barrier exit enclosures are only allowed when in compliance with Section 1022.4 or 1023.6. 482. [ ] Section 707.8 - Joints in or between fire barriers shall comply with Section 714. 483. [ ] Section 707.9 - Duct and air transfer openings in fire barriers shall comply with Sections 716 484. [ ] Section 708.2 - Except for shafts in a dwelling unit connecting 4 stories or less, openings through a floor/ceiling assembly shall be protected by a shaft enclosure. Shaft enclosures are not required for escalator or stair openings that are not a means of egress in buildings protected throughout with an NFPA 13 sprinkler system when the floor opening is not more than twice the area of the stair or escalator, is protected with draft curtains, sprinklers located in compliance with NFPA 13 and does not connect more than 4 stories in Groups other than B & M, or each floor opening has approved automatic non-combustible shutters that close by smoke detector actuation. A shaft enclosure is not required for penetrations by pipe, tube, conduit, wire, cable, ducts and vents protected in compliance with Section 713.4, or grease ducts protected in compliance with the Michigan Mechanical Code. A shaft enclosure is not required for floor openings complying with the provisions for atriums in Section 404. A shaft enclosure is not required for masonry chimneys with annular space protection complying with Section 717.2.5. In other than Groups I-2 & I-3, a shaft enclosure is not required for floor openings that do not connect more than 2 stories, are not part of a means of egress unless allowed by Section 1019.1, is not concealed, is not open to corridors in Groups I & R, is not open to a corridor on non-sprinkled floors and is separated from floor openings serving other floors and is limited to the same smoke compartment. A shaft enclosure is not required for automobile ramps in open and enclosed

32 parking garages in compliance with Sections 406.3 & 406.4. A shaft enclosure is not required for floor openings to a mezzanine. A shaft opening is not required for joints complying with Section 714, a shaft enclosure not required for unenclosed stairs or ramps as per Section 1016.1 and floor openings protected by fire door assemblies as per Section 712.8 or where permitted by other sections. 485. [ ] Section 708.4 - Shafts connecting 4 stories or more shall have a 2 hour rating and a 1 hour rating when connecting less than 4 stories, but not less than the fire rating of the floor assembly penetrated. 486. [ ] Section 708.5 - Shaft enclosures shall be constructed as fire barriers in accordance with Section 707 or 712. Shaft enclosure walls shall be continuous through concealed spaces from the top of the floor/ceiling assembly below to the underside of the floor, roof slab or deck above. The supporting construction shall have the same fire rating as the shaft and the hollow spaces within the shaft shall be fire-stopped at each floor level. 487. [ ] Section 708.6 - Shaft walls that are exterior walls shall comply with the more restrictive requirements of Sections 705 or 1019.2, 1022.6, 1026.6. 488. [ ] Section 708.7 - Shaft openings shall be protected as required for fire barriers by section 715. These opening protectives shall be self closing or automatic closing by smoke detection. 489. [ ] Section 708.7.1 - The only openings permitted in a shaft shall be those necessary for the purpose of the shaft. 490. [ ] Section 708.8 - Shaft penetrations shall be protected as required for fire barriers by section 713. 491. [ ] Section 708.8.1 - The only openings permitted in a shaft shall be those necessary for the purpose of the shaft. 492. [ ] Section 708.9 - Joints in shaft enclosures shall comply with Section 714. 493. [ ] Section 708.10 - Duct and air transfer opening penetrations in shaft enclosures shall comply with Section 716. 494. [ ] Section 708.11 - Shafts that do not extend to the bottom of the building shall be enclosed at the bottom with construction with the same rating as the shaft or the lowest floor whichever is higher, or terminate in a room related to the shaft and separated from the building by construction with the same rating as the shaft, or be protected with fire dampers at the lowest level of the shaft. The rated room separation is not required for shafts with no openings or penetrations into the building except at the bottom and the bottom is closed off around the penetrating items with approved draftstopping materials, or the room has an NFPA 13 sprinkler system. A shaft used as a laundry or refuse shall not be used for any other purpose and shall terminate in a room complying with Section 708.13.4. The rated room separation is not required for shafts with no combustibles and no openings or penetrations into the building. 495. [ ] Section 708.12 - Shafts that do not extend to the top of the building shall be enclosed at the top with construction having the same rating as the shaft or the top floor being penetrated whichever is greater. 496. [ ] Section 708.13.1 - Refuse and laundry chute shafts, except those in a dwelling unit, shall not be used for any other purpose, shall be rated in compliance with Section 708.4. Access and termination openings shall be protected in compliance with Section 715, be self closing or smoke detector activated in compliance with Section 715.4.8.3. Heat detector activation is permitted between the shaft and the termination room. Openings shall not be located in exit access corridors. 497. [ ] Section 708.13.3 - Refuse and laundry chute access rooms shall be enclosed with at least 1 hour rated construction with 3/4 hour rated self closing or smoke detector activated

33 opening protectives in compliance with Section 715.4.8.3. 498. [ ] Section 708.13.4 - Refuse and laundry chutes shall discharge in a termination room that is separated from the building with 1 hour rated construction with 3/4 hour rated self closing or smoke detector activated opening protectives in compliance with Section 715.4.8.3. 499. [ ] Section 708.13.6 - Refuse and laundry chutes shall be protected with an NFPA 13 sprinkler system complying with Section 903.2.11.2. 500. [ ] Section 708.14 - Elevator, dumbwaiter and other hoistway shafts shall be rated in compliance with Section 708 and they shall be constructed in compliance with Chapter 30. 501. [ ] Section 708.14.1 - An enclosed elevator lobby shall be provided at each floor where an elevator shaft connects more than 3 stories to separate elevators from corridors. The lobby shall be constructed as required for fire partitions. Grade level elevator lobby separation is not required for office buildings protected with an NFPA 13 sprinkler system. An elevator lobby is not required when a shaft is not required by Section 708.2. Lobby separation is not required in buildings protected throughout with an NFPA 13 or 13R sprinkler system that is less than 4 stories above the lowest level of fire department vehicle access and not Group I-2-3. Enclosed lobbies are not required where the hoistway is pressurized as per Section 708.14.2. 502. [ ] Section 708.14.2 - Where elevator hoistway pressurization is provided in lieu of enclosed lobbies, the system shall comply with all the requirements of this section in regard to ducts & fan systems, fire resistance, smoke detection, fan capacity, standby power and activation of systems. 503. [ ] Sections 709.1 - Walls separating dwelling units, sleeping units, corridors, tenant spaces in covered malls and elevator lobbies shall be constructed as fire partitions. 504. [ ] Section 709.3 - Fire partitions shall have at least a 1 hour fire rating except for corridors in compliance with Table 1018.1. Dwelling and sleeping unit separations in buildings of Type IIB, IIIB & VB construction in buildings equipped throughout with an NFPA 13 system shall have at least a 2 hour fire rating. 505. [ ] Section 709.4 - Fire partitions shall extend from the top of the floor assembly below to the underside of the floor or roof slab or deck above or to the fire resistance rated floor or roof/ceiling assembly above. When partitions of combustible construction do not extend to the deck above, the space above the partition shall be fire-blocked or draft-stopped. Except for tenant and sleeping unit separations and corridor walls in buildings of Type IIB, IIIB & VB construction, the elements supporting the fire partition shall have the same fire rating. Fire partitions are not required to be extended into a crawl space when the floor above the crawl has a 1 hour fire rating. When the room side fire rated membrane of the corridor extends to the underside of the floor or roof above, the ceiling of the corridor shall be the membrane required for a 1 hour rated floor or roof assembly. When corridor ceilings are constructed as required for corridor walls, the walls are allowed to stop at the upper ceiling membrane. Fire partitions between tenant spaces in a mall are allowed to terminate at the underside of the ceiling of a non-rated assembly. Group R-2 buildings four stories or less in height do not require fire-blocking or draft-stopping at each partition when the space is draft-stopped into the lesser of 3,000 sq ft areas or above every two dwelling units. Buildings equipped throughout with NFPA 13 or 13R sprinkler systems with sprinklers in the concealed attic and floor spaces are not required to have fire-blocking or draft-stopping above the fire partitions. 506. [ ] Section 709.6 - Openings in fire partitions shall be protected as required by Section 715. 507. [ ] Section 709.7 - Penetrations through fire partitions shall comply with Section 713. 508. [ ] Section 709.8 - Joints in or between fire partitions shall comply with Section 714.

34 509. [ ] Section 709.9 - Penetrations by duct and air transfer openings in fire partitions shall comply with Section 716. 510. [ ] Section 710.3 - Smoke barriers shall have a 1 hour fire resistance rating unless constructed of 0.1 inch thick steel in Group I-3 buildings. 511. [ ] Section 710.4 - Smoke barriers shall be continuous exterior wall to exterior wall and from floor below to floor or roof deck above. In buildings other than IIB, IIIB & VB construction the supporting elements shall have the same fire rating as the smoke barrier being supported. Smoke barriers are not required in interstitial spaces where the ceiling below is equivalent to the smoke barrier wall. 512. [ ] Section 710.5 - Openings in smoke barriers shall be protected as required by Section 715. Group I-2 buildings with a pair of opposite swinging doors across corridors without a center mullion shall have tested fire rated glazing and frames, be specially designed and manufactured and have automatic closing devices. 513. [ ] Section 710.6 - Penetrations through smoke barriers shall comply with Section 713. 514. [ ] Section 710.7 - Joints in or between smoke barriers shall comply with Section 714. 515. [ ] Section 710.8 - Penetrations by duct and air transfer openings in smoke barriers shall be protected as required in section 716. 516. [ ] Section 711.3 - Smoke partitions are not required to have a fire rating unless required elsewhere in the code. 517. [ ] Section 711.4 - Smoke partitions shall extend from the floor to the underside of the floor or roof deck above or to a ceiling that will limit the transfer of smoke. 518. [ ] Section 711.5 - Windows in smoke partitions shall be sealed to prevent the free passage of smoke or be automatic closing by smoke detection. 519. [ ] Section 711.5.1 - Doors in smoke partitions shall not have louvers. 520. [ ] Section 711.5.2 - Doors in smoke partitions shall be tested in accordance with UL 1784, have an air leakage rate of 3.0 cfm per sq ft of door opening at 0.10 of water for both ambient temperature and elevated temperature exposure tests. 521. [ ] Section 711.5.3 - Doors in smoke partitions shall be self-closing or automatic closing in compliance with Section 715.4.8.3. 522. [ ] Section 711.6 - The space around penetrating items and in joints of smoke partitions shall be filled with materials that limit the free passage of smoke. 523. [ ] Section 711.7 - Ducts and air transfer openings in smoke partitions shall be equipped with smoke dampers complying with Section 716.3.2.2. Approved alternate protection shall be provided where the smoke dampers interfere with a required smoke control system. 524. [ ] Section 712.3 - The fire resistance rating of floor and roof assemblies shall be not less than that required for the type of construction. When separating mixed occupancies the fire rating shall be as required by section 508.4. When a floor assembly separates an occupancy into fire areas the fire rating shall be as required by Section 707.3.9. Floor assemblies separating dwelling units or sleeping units in Group R-1, R-2 & I-1 shall have a 1 hour fire rating. Dwelling and sleeping unit separations in buildings of Type IIB, IIIB & VB with an NFPA 13 sprinkler system shall have a fire rating of at least 2 hour. 525. [ ] Section 712.3.1 - Hold down devices shall be installed where ceiling panels, that are part of a rated assembly, do not weigh 1 lb/sq ft. 526. [ ] Section 712.3.2 - Access doors installed in fire rated floor/ceiling and roof/ceiling assemblies shall be tested as horizontal assemblies in accordance with ASTM E119. 527. [ ] Section 712.3.3 - Ceiling membranes may be omitted where 1 hour fire rated floor assemblies are installed above a crawl space, and the floor membrane may be omitted where a 1 hour fire rated roof assembly has unusable attic space above. 528. [ ] Section 712.4 - Horizontal assemblies shall be continuous except as permitted for shafts

35 by Section 708.2, for penetrations by Section 713.4 or joints by Section 714. Unprotected penetrations by skylights, etc. through a fire rated roof deck shall maintain the fire rating of the roof construction. Unprotected skylights are not allowed in fire rated roofs required for exterior walls with vertical exposure by Section 705.8.6. The construction supporting a fire rated horizontal assembly shall have the same fire rating. 529. [ ] Section 712.5 - Penetrations through fire rated horizontal assemblies shall comply with Section 713. 530. [ ] Section 712.6 - Joints in or between fire rated horizontal assemblies shall comply with Section 714. 531. [ ] Section 712.7 - A duct or air transfer opening penetration in a fire rated horizontal assembly shall comply with Section 716. 532. [ ] Section 712.8 – Floor fire door assemblies shall carry the same fire 533. [ ] Section 713.2 - Sleeves used around penetrations shall be anchored to the assembly. Insulation and coverings on or in penetrating items shall not penetrate the assembly unless tested as part of the assembly. 534. [ ] Section 713.3.1 - Through penetrations of fire rated walls by steel, iron or copper pipes and conduits is allowed to be protected in concrete or masonry walls, with 6" maximum diameter penetrations and openings a maximum of 144 sq in, with concrete, grout or mortar the full depth of the wall or the thickness to maintain the required fire rating or, the annular space fill material shall prevent the passage of flame and hot gases that ignite cotton waste when tested to ASTM E119 with a positive pressure of 0.01 inch of water at the penetration for the time equal to the fire rating. 535. [ ] Section 713.3.1.1 - Through penetrations of fire rated walls tested in accordance with ASTM E119 shall be installed as tested. 536. [ ] Section 713.3.1.2 - Through penetrations of fire rated walls tested in accordance with ASTM E814 or UL 1479 with a positive pressure of 0.01 in of water shall have an F rating at least equal to the fire rating of the wall. 537. [ ] Section 713.3.2 - Membrane penetrations shall comply with the through penetrations provisions of Section 713.3.1. Recessed fixtures in 1 hour rated walls shall be installed so they do not reduce the fire rating. Steel electrical boxes 16 sq in or less may be installed if less than 100 sq in total area in any 100 sq ft and when installed on opposite sides of a wall they shall be separated either by 24" horizontally; by the depth of the wall cavity horizontally when the cavity is filled with cellulose, rock wool or mineral wool fill; by solid fire-blocking; or by protecting the boxes with listed putty pads. Membrane penetrations by listed outlet boxes shall be installed according to their listing and when installed on opposite sides of a wall they shall be separated either by 24" horizontally; by solid fire-blocking; or by protecting the boxes with listed putty pads. 538. [ ] Section 713.3.3 - Non combustible penetrating items shall not connect with combustible items without maintaining the fire resistance integrity. 539. [ ] Section 713.4.1 - Penetrations of rated floor or roof/ceiling assemblies shall be protected with a shaft complying with Section 703.4. 540. [ ] Section 713.4.1.1 - Penetrations of fire rated horizontal assemblies shall be installed as tested in an ASTM E119 assembly or be installed as tested in an ASTM E814 or UL 263 assembly. Through penetrations of a single fire rated floor assembly by steel, iron, copper, concrete or masonry pipes, conduits, tubes or vents are allowed if the annular space fill material shall prevent the passage of flame and hot gases that ignite cotton waste when tested to ASTM E119 with a positive pressure of 0.01 inch of water at the penetration for the time equal to the fire rating. Penetrations with a 6" maximum diameter is not limited to a single fire rated floor provided the area of the penetration is 144 sq in or less in any 100

36 sq ft of floor area. A single concrete floor penetration by a 6" maximum diameter steel, iron or copper conduits, pipes, tubes & vents is allowed provided concrete, grout or mortar is installed full thick or the minimum thickness required for the fire rating. 6" maximum diameter penetrations are not limited to a single floor if the area of the penetration is not more than 144 sq in. Fire resistance tested electrical outlet boxes are allowed to be installed in compliance with the tested assembly. 541. [ ] Section 713.4.1.2 - Membrane penetrations of horizontal assemblies shall be installed as tested in an ASTM E119 assembly or protected with an ASTM E814 or UL 1479 assembly. Recessed fixtures in 1 hour rated floor/ceiling assembly shall be installed so that the required fire resistance will not be reduced. Membrane penetrations by steel, iron or copper conduits, outlet boxes, pipes, tubes, vents, etc. shall be protected as required for through penetrations in Section 713.4.1.1 or as required to prevent the free passage of flame or the products of combustion. These penetrations shall not exceed 100 sq in per 100 sq ft of ceiling area. Membrane penetrations by fire rated electrical outlet boxes are permitted when installed in compliance with the listing. The annular space around the membrane penetration by a fire sprinkler shall be protected with a metal escutcheon plate. 542. [ ] Section 713.4.2 - Penetrations of non-rated horizontal assemblies shall be protected with a shaft complying with Section 708. Penetrations of non-rated horizontal assemblies with non-combustible penetrating elements that connect three stories or less must have the annular spaces filled with non-combustible materials to prevent the free passage of flame and the products of combustion. Penetrations of non-rated horizontal assemblies that connect two stories must have the annular spaces filled with an approved material to prevent the free passage of flame and the products of combustion. Ducts and air transfer opening penetrations of horizontal assemblies shall be protected with a fire damper in compliance with Section 716 or be in compliance with this section. Non-combustible items penetrating horizontal assemblies shall not connect to combustible materials beyond the point of fire-stopping unless the fire resistant integrity is maintained. 543. [ ] Section 713.4.5 - Penetrations in smoke barriers shall be tested in accordance with the requirements of UL 1479 for air leakage. 544. [ ] Section 714.1 - Joints between fire rated walls, floor/ceiling assemblies, or roof/ceiling assemblies shall be protected with a fire resistant joint system. The intersection of a floor/ceiling assembly and an exterior curtain wall shall be protected in compliance with Section 714.4. Fire resistant joint systems are not required at floors within a dwelling unit, at floors with joints protected by a shaft, at floors within an atrium, at floors within a mall, at floors within an open parking structure, at mezzanine floors, at walls permitted to have unprotected openings, at roofs when openings are permitted and at control joints not exceeding 5/8" and tested in accordance with ASTM E119 or UL 263. 545. [ ] Section 714.2 - Fire resistant joint systems shall be securely installed for the entire length to allow for expected building movement and resist the passage of fire and hot gases. 546. [ ] Section 714.3 - Fire resistant joint systems shall be tested to ASTM E1966 or UL 2079. Wall joint systems shall be tested from both sides except for exterior walls with a fire separation distance more than 5' tested for interior fire exposure only. 547. [ ] Section 714.4 - The void at the intersection of an exterior curtain wall and a fire rated floor/ceiling assembly shall be sealed with approve materials to prevent the interior spread of fire. The approved materials or systems shall be securely installed to prevent the passage of flame and hot gases per ASTM E2307 for the time equal to the fire rating of the floor assembly. 548. [ ] Section 714.6 - Fire-resistant joint systems in smoke barriers shall be tested in

37 accordance with the requirements of UL 2079 for air leakage. 549. [ ] Section 715.2 - Labeled fire rated glazing, tested in accordance with ASTM E119 or UL 263, are not required to be equipped with opening protectives. 550. [ ] Section 715.3 - The application of any alternative methods for determining fire protection shall be based on the fire exposure and acceptance criteria specified in NFPA 252 or NFPA 257 or UL 9. The fire resistance opening protective shall be permitted to be established as per designs documented in approved sources, calculated performance, engineered analysis or alternative methods as allowed by Section 104.11. 551. [ ] Section 715.4 - Fire door and fire shutter assemblies shall have a fire protection rating as indicated in Table 715.4 and be installed in compliance with NFPA 80. 552. [ ] Section 715.4.1 - Side hinged & pivoted swinging doors shall be tested in accordance with NFPA 252 or UL 10C with the neutral pressure after 5 minutes of the NFPA 252 test established at 40" or less above the sill. 553. [ ] Section 715.4.2 - Swinging elevator and other doors shall be tested in accordance with NFPA 252 or UL 10B with the pressure maintained as close to atmospheric as possible during the test. 554. [ ] Section 715.4.3 - A 20 minute rated fire door assembly, including the glazing in the door, in corridor and smoke barrier walls shall be tested in accordance with NFPA 252 or UL 10C without the hose stream test. Glazing in transom and side lites shall be tested in accordance with NFPA 257 including the hose stream test. These doors shall also be tested in accordance with UL 1784 with a full width artificial bottom seal installed. The air leakage rate shall not exceed 3.0 cfm per sq ft of door opening at 0.10 inch of water for ambient and elevated temperature. Louvers are not allowed. Viewports 1" in diameter and smaller shall have at least 1/4" glass and a metal holder that will not melt at 1,700 degrees F. Corridor doors in Group I-2 complying with Section 407.3.1 are exempt. Unprotected corridor doors are allowed in multiplex theaters where each theater has at least 2 the required exits opening directly outside or into exit passageways. 555. [ ] Section 715.4.4 - Exit enclosure and exit passageway fire doors shall have a maximum transmitted temperature of 450 degrees F above ambient after 30 minutes unless the building is equipped throughout with and NFPA 13 or 13R sprinkler system. 556. [ ] Section 715.4.4.1 - Fire rated glazing in excess of 100 sq in is allowed in fire doors in accordance with Section 715.4.4. Except for buildings with an NFPA 13 or 13R sprinkler system installed throughout, these doors shall have a maximum transmitted temperature of 450 degrees F above ambient after 30 minutes. 557. [ ] Section 715.4.6 - Fire door assemblies shall have a permanent label, in compliance with NFPA 80, affixed to the door or frame. 558. [ ] Section 715.4.6.1 - Fire door labels containing all required information shall be applied at the location where fabrication and assembly are performed. 559. [ ] Section 715.4.6.2 - Oversized fire doors shall be provided with an oversized label by an approved agency or a certificate of inspection from an approved testing agency. 560. [ ] Section 715.4.6.3 - Smoke and draft control door labels shall have an AS@ mark indicating that the door and frame are in compliance when approved gasketing is installed. 561. [ ] Section 715.4.6.4 - Fire door frame labels shall have the names of the manufacturer and the third party inspection agency. 562. [ ] Section 715.4.7 - Fire rated glazing complying with Section 715.4 is permitted in fire door assemblies. 563. [ ] Section 715.4.7.1 - Wired glass in fire doors shall comply with Table 715.5.3 and fire rated glazing shall comply with the size limitations of NFPA 80. Fire rated glazing in fire doors in fire walls are not allowed, unless serving as a horizontal exit, a vision panel with

38 an area of 100 sq in or less and dimensions of 10" or less are permitted. Fire rated glazing is not allowed in 1-1/2 hour rated fire doors in fire barriers unless the size is 100 sq in or less. 564. [ ] Section 715.4.7.2 - Fire rated glazing in elevator and stair enclosures shall provide clear vision of the approach to the elevator or stair. 565. [ ] Section 715.4.7.3 - Fire rated glazing shall have a permanently affixed label indicating the manufacturer, test standard and rating. The labeling shall indicate the required four part identification standard. 566. [ ] Section 715.4.7.4 - Fire rated glazing in fire doors and windows subject to impact in hazardous locations shall be approved safety glazing as required in Chapter 24. 567. [ ] Section 715.4.8 - Fire doors shall be self-closing or automatic closing unless located in common walls separating Group R-1 sleeping units or elevator car doors in accordance with Section 3003.2. 568. [ ] Section 715.4.8.1 - Single and both leaves of a pairs of side hinged swinging fire doors shall have an active latch to secure the door when closed. 569. [ ] Section 715.4.8.2 - Automatic closing fire doors shall be self-closinig in accordance with NFPA 80. 570. [ ] Section 715.4.8.3 - The following automatic closing fire doors, doors across a corridor; doors in horizontal exits; fire rated doors in exit access corridors; doors in wall fire rated by Table 508.2.5 & 508.4; doors in smoke barriers; doors in fire partitions; doors in fire walls, shall be by smoke detection with a maximum 10 second delay, per Section 907.3, or by loss of power. 571. [ ] Section 715.4.8.4 - Vertical sliding or rolling fire doors shall be activated by heat or smoke detection with alarm verification. 572. [ ] Section 715.4.9 - Swinging fire shutters in exterior openings shall have at least 1 or every 3 vertical rows able to be opened from the outside and identified with 6" high markings. 573. [ ] Section 715.4.10 - Rolling fire shutters shall have approved automatic closing device. 574. [ ] Section 715.5 - Except for wire glass complying with Section 715.5.4, glazing in fire windows shall comply with Table 715.5. Glazing in fire doors shall comply with Table 715.4.7. Fire rated glazing in fire partitions, smoke barriers & fire barriers shall comply with NFPA 80 & NFPA 257 for a 45 minute rating. Fire rated glazing in unprotected openings in exterior walls shall comply with NFPA 257 or UL 9 and have a fire rating complying with Section 705.3, 705.8, 705.8.5 or 705.8.6 shall have not less than 3/4 hour rating. Fire rated glazing in 2 hour rated partitions is permitted a 1/3 hour fire rating. 575. [ ] Section 715.5.1 - Testing of fire rated glazing under NFPA 257 or UL 9 shall be under positive pressure. 576. [ ] Section 715.5.2 - Non-symmetrical fire rated glazing systems in fire partitions, fire barriers or exterior walls with a fire separation of less than 5' shall be tested with fire exposure from both sides. 577. [ ] Section 715.5.4 - Window frames of 0.125" solid steel or 0.048" thick formed steel fabricated by pressing, mitering, riveting, interlocking or welding with 1/4" labeled wire glass is equivalent to a 3/4 hour fire rated window. Wire glass sizes shall conform to Table 715.5.4. 578. [ ] Section 715.5.5 - Non-wire glazing in fire windows shall be fire rated glazing complying with NFPA 80. 579. [ ] Section 715.5.6 - Fire rated glazing shall be fixed or automatic closing in approved frames. 580. [ ] Section 715.5.7 - Window mullions greater than 12' high shall be protected with the

39 same rating as required for the wall where they are located. 581. [ ] Section 715.5.8 - Fire rated window glazing is allowed in fire partitions and fire barriers with a maximum fire rating of 1 hour. 582. [ ] Section 715.5.8.1 - Fire rated glazing is allowed in fire barriers used to separate incidental use areas and occupancy separations with a maximum 1 hour rating. 583. [ ] Section 715.5.8.2 - Where allowed, the total area of fire rated glazing shall not exceed 25% of the area of the wall common with any room. 584. [ ] Section 715.5.9 - Fire rated glazing shall be permanently identified with the manufacturer, test standard and fire rating. The label shall bear the required two-part identification as per NFPA 257 or UL 9. 585. [ ] Section 716.1.1 - Ducts and air transfer openings allowed to penetrating fire rated assemblies without fire dampers shall comply with Section 713 for penetrations. 586. [ ] Section 716.2 - Fire, smoke & ceiling dampers in air distribution and smoke control systems shall be installed in accordance with the manufacturer=s installation instructions and listing. 587. [ ] Section 716.2.1 - Alternative protection shall be used when the installation of a fire damper will interfere with the operation of a smoke control system. 588. [ ] Section 716.2.2 - Fire dampers in hazardous exhaust systems shall comply with the MMC. 589. [ ] Section 716.3.1 - Fire dampers shall comply with UL 555. Fire dampers in HV&AC systems; designed to operate with fans on during a fire; shall be listed for use in dynamic systems. Smoke dampers shall comply with UL 555S. Ceiling dampers shall comply with UL 555C. 590. [ ] Section 716.3.2.1 - Fire dampers shall have a 1.5 hour rating when installed in assemblies having a rating of less than 3 hours. Fire dampers shall have a 3 hour rating when installed in assemblies having a rating of 3 hours or more. 591. [ ] Section 716.3.2.2 - Smoke damper leakage ratings shall be at least Class II and the elevated temperature ratings at least 250 degrees. 592. [ ] Section 716.3.3.1 - The fire damper actuation device shall operate at a temperature 50 degrees above the normal temperature in the duct but not less than 160 degrees, or not more than 286 degrees in a smoke control system, or, for combination fire/smoke damper in a smoke control system, at a temperature 50 degrees above the designed operating temperature or a maximum of 350 degrees, or at a temperature less than the degradation temperature rating. 593. [ ] Section 716.3.3.2 - Smoke dampers shall be actuated by a smoke detector in accordance with Section 907.3 and either: have a smoke detector, listed for the air velocity, temperature & humidity anticipated, located in the duct within 5' of the damper without outlets or inlets between them, and will operate the damper upon fan shutdown in other than smoke control systems, or; have a spot detector installed on either side for dampers installed above a smoke barrier door, or; a spot detector installed within 5' horizontally of an un-ducted damper, or; by a smoke detection system in the corridor for dampers in corridor walls, or; by a total coverage smoke detector system within areas served by HVACsystems. 594. [ ] Section 716.4 - Fire and smoke dampers shall have access openings for inspection and maintenance with a label stating, Afire/smoke damper@, Asmoke damper@ or Afire damper@ in 2" high letters. Access doors shall be tight fitting and suitable for the duct construction. 595. [ ] Section 716.5 - Where an assembly is required to have both a fire damper and a smoke damper, a combination fire/smoke damper or both a fire damper and a smoke damper shall be installed.

40 596. [ ] Section 716.5.1 - Fire dampers shall be installed in ducts and air transfer openings in fire walls. 597. [ ] Section 716.5.2 - Fire dampers shall be installed in ducts and air transfer openings in fire barriers except for: penetrations tested in an ASTM E119 or UL 263 fire rated assembly; ducts serving a smoke control system; HVAC fully ducted systems of at least 26 gage sheet steel in assemblies having a 1 hour rating or less in buildings other than Group H protected throughout with an NFPA 13 or 13R sprinkler system. 598. [ ] Section 716.5.3 - Ducts and air transfer openings shall not penetrate exit enclosure shafts except for pressurization system ducts. Fire and smoke dampers shall be installed in ducts and air transfer openings in shafts enclosures except fire dampers are not required for: steel exhaust ducts extending at least 22" vertically in exhaust ducts having a continuous upward airflow to the outside; penetrations tested in an ASTM E119 or UL 263 fire rated assembly; smoke control system ducts where the damper would interfere with its operation, or; penetrations in parking garage exhaust or supply shafts separated from other shafts with 2 hour rated construction. Smoke dampers are not required in shaft penetrations of Group B occupancies equipped with an NFPA 13 sprinkler system where: bath and toilet exhaust openings for 0.019" steel ducts that extend at least 22" vertically with a continuously operated exhaust fan at the top maintaining upward airflow to the outside; smoke control openings where the damper would interfere with the operation of the system. Smoke dampers are not required for penetrations in parking garage exhaust or supply shafts separated from other shafts with 2 hour rated construction. 599. [ ] Section 716.5.4 - Fire dampers shall be installed in ducts and air transfer openings in fire partitions except in Group H occupancies where: duct penetrations are in tenant separation and corridor walls in buildings equipped throughout with NFPA 13 or 13R sprinkler systems and the duct is protected with a through penetrations system complying with Section 713; duct penetration does not exceed 100 sq in, is constructed of at least 0.0217" thick steel, does not have openings that connect the corridor with adjacent rooms or spaces, is installed above a ceiling, does not terminate in a register in the fire rated wall and a 12" long and 0.060" thick steel sleeve secured to both sides of the wall and the sleeve on all 4 sides of the sleeve with 1.5" x 1.5" x 0.060" thick steel angles with #10 screws, with the annular space between the sleeve and the wall filled with mineral wool batts. 600. [ ] Section 716.5.4.1 - Smoke dampers shall be installed in corridor enclosures required to have smoke doors by Section 715.4.3 unless: the building is equipped with a smoke control system and the dampers are not required for the operation and control of the system, or; the duct is constructed of 0.019" thick steel and has no openings serving the corridor. 601. [ ] Section 716.5.5 - Smoke dampers shall be installed at duct and air transfer openings penetrations of smoke barriers except for steel duct penetrations serving a single smoke compartment. 602. [ ] Section 716.6 - Duct and air transfer openings in a floor, floor/ceiling or ceilings of a roof/ceiling assembly shall be protected by a shaft or in compliance with this section. 603. [ ] Section 716.6.1 - In occupancies other than Group I-2 and I-3, penetrations of a fire rated floor/ceiling assembly that connects only 2 stories shall be protected with a fire damper installed at the floor line except: a duct penetration of 3 floors or less without a fire damper at each floor provided the duct is constructed of 0.019" thick steel, is located within a wall cavity, opens into only 1 dwelling or sleeping unit, is fully ducted from the unit to the exterior of the building, is 4" diameter or less, the total duct are is 100 sq in or less in any 100 sq ft, the annular space around the duct is protected to prevent the passage of flame and hot gases under positive pressure of 0.01 inch of water at the penetration for the time of the fire rating and grille openings in a ceiling are protected with a ceiling

41 radiation damper. of a ceiling of a fire rated floor/ceiling or roof/ceiling assembly shall be protected with a ceiling radiation damper. 604. [ ] Section 716.6.2.1 - Duct penetrations and un-ducted diffuser penetrations of the ceiling of a fire rated floor/ceiling or roof/ceiling assembly shall be protected with an approve ceiling radiation damper installed at the ceiling line except for exhaust duct penetrations in compliance with Section 713.4.1.2, exhaust ducts located within the cavity of a wall, and where exhaust ducts do not pass through another dwelling unit or tenant space. 605. [ ] Section 716.6.3 - Except within individual dwelling units, ducts penetrating non-fire rated floor assemblies connecting 2 stories without a shaft enclosure shall be have the annular space between the assembly and the duct filled with non-combustible material to prevent the free passage of flame and products of combustion. Such duct penetrations connecting 3 stories without a shaft shall have a fire damper installed at each floor line and have the annular space between the assembly and the duct filled with non-combustible material to prevent the free passage of flame and products of combustion. 606. [ ] Section 716.7 - Flexible ducts and air connectors shall not pass through any fire rated assembly. Flexible air connectors shall not pass through any wall, floor or ceiling. 607. [ ] Section 717.1 - Fire-blocking and draft-stopping shall be installed in combustible concealed spaces. 608. [ ] Section 717.2 - Fire-blocking shall be installed in combustible construction to cut off concealed vertical and horizontal draft openings. 609. [ ] Section 717.2.1 - Approved fire blocking materials shall be 2" nominal lumber, two layers of 1"x nominal lumber, 23/32" wood structural panel with joints backed by 23/32" wood structural panel, 3/4" particle-board with joints backed by 3/4 particle-board. Gypsum board, cement fiber board, mineral wool or fiberglass batts and blankets are acceptable when installed to remain in place. 610. [ ] Section 717.2.1.1 - Mineral or fiber-glass batts or blankets are acceptable as fire- blocking in double stud and staggered stud walls. 611. [ ] Section 717.2.2 - Fire-blocking shall be provided in concealed spaces of stud walls vertically at the ceiling and floor levels and horizontally at 10' intervals. 612. [ ] Section 717.2.3 - Fire-blocking shall be provided at the interconnections between concealed horizontal and vertical assemblies such as at soffits, dropped ceilings and cove ceilings. 613. [ ] Section 717.2.4 - Fire-blocking shall be provided at the concealed space between stair stringers at the top and bottom of stair run. 614. [ ] Section 717.2.5 - Where annular space protection is required by Exception 6, Section 708.2, Exception 1 of Section 713.4.1.2 or Section 713.4.2, fire-blocking shall be installed at openings around vents, pipes, ducts, chimneys and fireplaces at ceiling and floor levels with material to resist the free passage of flame and the products of combustion. Factory built chimneys and fireplaces shall be fire-blocked in compliance with UL 103 and UL 127. 615. [ ] Section 717.2.6 - Except in single family dwellings, fire-blocking shall be installed within concealed spaces of exterior architectural elements at intervals of no more than 20 feet and limit the open spaces to less than 100sf. Cornices of two-family dwellings shall be fire-blocked in line with the dwelling unit separation. Fire-blocking is not required where non-combustible framing has 0.019" thick aluminum, 0.016" corrosion-resistant steel or other non-combustible material covering the exterior wall finish material facing the concealed space. 616. [ ] Section 717.2.7 - Fire-blocking shall be installed at the concealed space of wood floor sleepers on masonry or concrete fire rated floors so that the open spaces do not exceed 100

42 square feet, or the space shall be filled with a material that will resist the free passage of flame and products of combustion. Fire-blocking is not required for slab on grade gymnasium floors. Fire-blocking bowling lanes shall be at each end and between alternate lanes. 617. [ ] Section 717.3 - Draft-stopping shall be installed in the floor/ceiling assemblies of combustible construction. 618. [ ] Section 717.3.1 - Floor/ceiling assembly draft-stopping materials shall be 2" gypsum board, 3/8" wood structural panel or particle board, 1" nom. lumber, cement fiberboard , batts or blankets of mineral wool or glass fiber properly supported. 619. [ ] Section 717.3.2 - Floor/ceiling assembly draft-stopping shall be installed in all residential groups in line with dwelling unit and sleeping unit separations unless protected with an NFPA 13 or NFPA 13R sprinkler system with sprinklers installed in the combustible concealed spaces. 620. [ ] Section 717.3.3 - Unless protected with an NFPA 13 sprinkler system, floor/ceiling assembly draft-stopping shall be installed in all other groups so that the horizontal area does not exceed 1,000 square feet. 621. [ ] Section 717.4 - Draft-stopping shall be installed in the attic and concealed roof spaces of combustible construction. 622. [ ] Sections 717.4.1 - Approved draft-stopping materials in attics shall be 2" gypsum board, 3/8" wood structural panel or particle-board, 1" nom. lumber, cement fiberboard , batts or blankets of mineral wool or glass fiber properly supported. 623. [ ] Section 717.4.2 - Draft-stopping shall be installed in attics, mansards, overhangs and concealed roof spaces in Groups R-1 & R-2 buildings above and in line with dwelling unit and sleeping unit separation walls that do not extend to the underside of the roof sheathing unless protected with an NFPA 13 or NFPA 13R sprinkler system with sprinklers installed in the combustible concealed spaces, or where the corridor wall provides the separation draft-stopping is required above only one corridor wall only, or in Group R-2 building 4 stories or less in height draft-stopping shall be installed at 3,000 square foot areas or above every 2 dwelling units whichever is smaller. 624. [ ] Section 717.4.3 - Unless protected with an NFPA 13 sprinkler system, draft-stopping shall be installed in all other groups so that the horizontal area does not exceed 3,000 square feet. 625. [ ] Section 717.5 - Combustible materials are not allowed in concealed spaces of Type I or II construction except; as allowed by Section 603, as allowed by Section 602 of the MMC, Class A interior finish materials and combustible piping in compliance with the MMC or MPC. 626. [ ] Section 718.1 - The thickness of gypsum or portland cement plaster in fire rated systems shall be measured from the face of the lath. 627. [ ] Section 718.2 - 2" thick gypsum plaster, 3/4" thick 1:3 gypsum sand plaster and 1" thick portland cement sand plaster are equivalent in fire resistance. 628. [ ] Section 718.3 - Buildings of Type I or II construction shall have plaster applied directly on concrete or masonry or on non-combustible furring. 629. [ ] Section 718.4 - Unless otherwise determined by a fire test, plaster greater than 1" thick shall have an additional layer of lath at least 3/4" from the outside face. 630. [ ] Section 718.5 - 2" of gypsum or portland cement plaster is an acceptable substitute for poured concrete fire protection. At least 3/8" of concrete shall be provided on floors and at least 1" for columns in addition to the plaster finish. 631. [ ] Section 719.1 - Insulating materials and facings shall have a flame spread and smoke developed ratings determined by ASTM E 84 or UL 723 with consideration for age,

43 moisture or atmospheric conditions except for; fiberboard complying with Chapter 23, foam plastic complying with Chapter 26 and duct & pipe insulation and coverings in plenums complying with the MMC. 632. [ ] Section 719.2 - Concealed insulating materials shall have a flame spread rating of 25 or less and a smoke developed rating of 450 or less. Cellulose loose fill is required to meet the smoke developed rating only. 633. [ ] Section 719.2.1 - Flame spread and smoke developed ratings do not apply to the facings of concealed insulating materials in type III, IV and V construction when in substantial contact with the unexposed surface of ceiling, wall or floor finish materials. 634. [ ] Sections 719.3 - Exposed insulating materials shall have a flame spread rating of 25 or less and a smoke development rating of 450 or less. Cellulose loose fill is required to meet the smoke developed rating only. 635. [ ] Section 719.3.1 - Exposed insulation installed on attic floors shall have a critical radiant flux of at least 0.12 watts/sq cm tested to ASTM E 970. 636. [ ] Section 719.4 - The flame spread and smoke developed ratings of loose fill insulation shall be determined in compliance with CAN/ULC S102.2 except for cellulose loose fill. 637. [ ] Section 719.5 - Combustible roof insulation with a directly applied roof covering is not required to comply with Sections 719.2 & 719.3. 638. [ ] Section 719.6 - Cellulose loose fill insulation shall be labeled and comply with CPSC 16 CFR, Parts 1209 & 1404. 639. [ ] Section 719.7 - Insulation and covering on pipe and tubing shall have a flame spread of 25 or less and a smoke developed rating of 450 or less. 640. [ ] Section 720.1 - The prescriptive details for fire rated construction indicated in Tables 720.1(1), (2) & (3) are acceptable for the fire ratings indicated. Substantiating data shall be submitted for any proposed modifications. 641. [ ] Section 720.1.1 - The thickness of protective coverings listed in Table 720.1(1) shall not include any hollow space behind the protection. 642. [ ] Section 720.1.2 - The required metal ties shall be embedded in the transverse joints of unit masonry protection for steel columns. 643. [ ] Section 720.1.3 - Cast in place concrete protection for steel columns shall be reinforced with 0.18" diameter spiral wound wire ties with a maximum 8" pitch. 644. [ ] Section 720.1.4 - The finish coat for plaster protective coatings is not required where they comply with Tables 720.1(1), (2) & (3). 645. [ ] Section 720.1.5 - The average cover for bonded pre-stressed concrete tendons shall be the clearance to the nearest exposed surface. The minimum cover shall be no less than 2 the tabular value and at least 3/4" for slabs and 1" for beams. Tendons with a clear value less than the tabular value shall not contribute more than 50% of the moment capacity for members with a cross section area of less than 350 sq in and 65% for larger members. 646. [ ] Section 721.1 - The procedures to calculate fire ratings shall comply with this section. 647. [ ] Section 721.2 - The procedures to calculate fire ratings of concrete assemblies shall comply with this section. 648. [ ] Section 721.2.1.1 - The calculated fire rating of caste in place or precast concrete walls shall comply with Table 721.2.1.1. 649. [ ] Section 721.2.1.1.1 - The equivalent thickness of hollow core precast concrete walls shall be determined by eliminating the cross sectional area of the cores. 650. [ ] Section 721.2.1.1.2 - When all of the hollow core spaces in concrete wall panels are filled with expanded shale, clay, slag, vermiculite or perlite, the equivalent thickness shall be the actual thickness. 651. [ ] Section 721.2.1.1.3 - The thickness of tapered concrete wall panels shall be thickness at

44 a point 6" or 2 times the minimum thickness from the point of minimum thickness. 652. [ ] Section 721.2.1.1.4 - The equivalent thickness of ribbed or uneven surfaced concrete wall panels shall be determined by one of the formulas in this section. 653. [ ] Section 721.2.1.2 - Figure 721.2.1.2 is acceptable to determine the fire rating of concrete walls having two wythes. 654. [ ] Section 721.2.1.2.1 - Equation 7-4 is acceptable to determine the fire rating of concrete wall panels having 2 or more wythes. 655. [ ] Section 721.2.1.2.2 - Foam plastic insulation less than 1" thick between concrete wall wythes shall be disregarded. Thicknesses 1" or greater shall use an R value of 5 minutes in Equation 7-4. 656. [ ] Section 721.2.1.3 - Un-insulated joints in precast concrete wall panels shall be considered as openings as permitted by Table 704.8. Insulated joints shall not be considered openings in determining compliance with Section 704.8. 657. [ ] Section 721.2.1.3.1 - The thickness of ceramic fiber blanket insulation, or tested equivalent materials, for joint insulation in pre-caste concrete wall panels shall comply with Figure 721.2.1.3.1. 658. [ ] Section 721.2.1.4 - The fire rating of concrete walls with gypsum wallboard or plaster finishes are allowed to be calculated in compliance with this section. 659. [ ] Section 721.2.1.4.1 - The thickness of the gypsum wallboard or plaster applied to the non-fire side of the wall shall be multiplied by the factor from Table 721.2.1.4(1), added to the wall thickness to determine the fire rating from Table 721.2.1.1, Figure 721.2.1.2 or Table 721.2.1.2(1). 660. [ ] Section 721.2.1.4.2 - Where gypsum wallboard or plaster is applied to the fire side of the wall, the time assigned by Table 721.2.1.4(2) shall be added to the fire rating from Table 721.2.1.1, Figure 721.2.1.2 Table 721.2.1.2(1) or Section 721.2.1.4.1. 661. [ ] Section 721.2.1.4.3 - Calculated fire ratings for non-symmetrical assemblies shall be calculated for fire exposure from each side with the lower rating assigned when the wall has a fire separation distance of 5' or less. 662. [ ] Section 721.2.1.4.4 - When finishes contribute to the fire rating of concrete walls, the concrete alone shall account for at least half the required rating and the finish on the non- exposed side shall not exceed half of the concrete alone. 663. [ ] Section 721.2.1.4.5 - The installation of finishes on concrete walls shall comply with Section 721.3.2.5. 664. [ ] Section 721.2.2.1 - The fire resistance rating of reinforced & prestressed concrete floor or roof slabs shall be determined in compliance with Table 721.2.2.1. 665. [ ] Section 721.2.2.1.1 - The equivalent thickness for hollow core pre-stressed concrete slabs is permitted to be determined by dividing the net cross sectional area by the width. 666. [ ] Section 721.2.2.1.2 - The slab thickness for concrete AT@ sections shall be determined in compliance with Figure 721.2.2.1.2. 667. [ ] Section 721.2.2.1.3 - The thickness of concrete slabs with ribbed or undulating bottoms shall be determined in compliance with the formulas in this section. 668. [ ] Section 721.2.2.2 - The fire rating of concrete floors consisting of a base slab and a concrete topping shall comply with Figure 721.2.2.2. 669. [ ] Section 721.2.2.3 - The fire rating of concrete roofs consisting of a base slab and a concrete topping or insulating board & built-up roofing shall comply with Figures 721.2.2.3(1) & (2). 670. [ ] Section 721.2.2.3.1 - The fire rating of multi-course concrete roofs with 3 ply built-up roofs shall be increased by 10 minutes for roofs with concrete toppings. 671. [ ] Section 721.2.2.4 - Joints in precast concrete slabs shall be protected with a 1" concrete

45 topping, 1" depth of grout or other fire rated joint system. 672. [ ] Section 721.2.3.1 - The minimum thickness of concrete cover for steel reinforcing shall comply with Table 721.2.3(1) and Table 721.2.3(2) for prestressed concrete. 673. [ ] Section 721.2.3.2 - The minimum thickness of concrete cover for bottom steel reinforcing for concrete beams shall comply with Table 721.2.3(3). 674. [ ] Section 721.2.3.3 - The minimum thickness of concrete cover for bottom prestressed steel tendons shall comply with Tables 721.2.3(4) & (5). 675. [ ] Section 721.2.3.3.1 - The assumed concrete cover for steel tenons to the fire exposed surface of a prestressed beam is determined in compliance with this section. 676. [ ] Section 721.2.4.1 - The relationship of the minimum thickness of concrete columns and their fire rating shall comply with Table 721.2.4. 677. [ ] Section 721.2.4.2 - The minimum thickness of concrete cover for reinforcing in columns shall be 1" for each hour of fire rating or 2" whichever is less. 678. [ ] Section 721.2.4.4 - Table 721.2.4 does not apply to concrete columns built into concrete or masonry walls having a fire rating equal to or greater than the rating of the column, the minimum concrete cover complies with Section 721.2.4.2 and wall openings are protected in compliance with Table 715.4. When wall openings do not comply with Table 715.4, the minimum dimension of 3 hour rated columns shall be at least 8" and 10" for 4 hour rated columns. 679. [ ] Section 721.3.1.1 - The equivalent thickness of concrete masonry assemblies shall be the sum of the equivalent thickness of the concrete masonry unit plus the equivalent thickness of the finish in compliance with Equation 7-6. 680. [ ] Section 721.3.1.2 - The equivalent thickness of concrete masonry units shall comply with ASTM C 140. 681. [ ] Section 721.3.1.3 - The equivalent thickness of solid grouted CMU shall be the actual thickness of the unit. 682. [ ] Section 721.3.1.4 - The equivalent thickness of hollow CMU filled with sand, pea gravel, crushed stone, slag, pumice, scoria, expanded shale, expanded clay, expanded slate, expanded slag, expanded fly ash, cinders, perlite or vermiculite shall be the actual thickness of the unit. 683. [ ] Section 721.3.2 - The fire rating of CMU shall comply with Table 721.3.2. 684. [ ] Section 721.3.2.1 - When plaster or gypsum wallboard is applied to the non-fire side of a CMU wall, the equivalent thickness shall be determined by multiplying the thickness of the wallboard or plaster by the factor from Table 721.2.1.4(1) and adding it to the equivalent thickness of the masonry. The fire rating shall be determined from Table 721.3.2. 685. [ ] Section 721.3.2.2 - When plaster or gypsum wallboard is applied to the fire side of a CMU wall, the time assigned to the finish material by Table 721.2.1.4(2) shall be added to the fire rating of the masonry in Table 721.3.2 or Section 721.3.2.1. 686. [ ] Section 721.3.2.3 - Non-symmetrical CMU assemblies that are required to be rated from both sides shall be calculated with fire exposure from each side. The fire rating shall be the lower of the two calculations. 687. [ ] Section 721.3.2.4 - The fire rating of CMU assemblies with finishes shall have at least half the required rating provided by the masonry alone. 688. [ ] Section 721.3.2.5 - Gypsum wallboard and gypsum lath finish on CMU or concrete walls shall be secured to wood or steel furring at 16" o.c. Gypsum wallboard shall be installed with the long dimension parallel to the furring with the joints finished. 689. [ ] Section 721.3.3 - The fire rating of multiple wythe masonry walls is permitted to be in compliance with Equation 7-7.

46 690. [ ] Section 721.3.4 - The fire rating of concrete masonry lintels shall comply with Table 721.3.4. 691. [ ] Section 721.3.5 - The fire rating of concrete masonry columns shall be based on the least plan dimension in accordance with Table 721.3.5. 692. [ ] Section 721.4 - The fire rating of solid or hollow clay masonry unit walls shall be determined from Table 721.4.1(1) or (2) with the equivalent thickness determined by Equation 7-8. 693. [ ] Section 721.4.1.1.1 - The equivalent thickness of hollow clay units shall be determined in accordance with ASTM C 67. 694. [ ] Section 721.4.1.1.2 - The equivalent thickness of solid grouted clay masonry units is the actual thickness. 695. [ ] Section 721.4.1.1.3 - The equivalent thickness of hollow clay masonry units with loose fill of sand, pea gravel, crushed stone, slag, pumice, scoria, expanded shale, expanded clay, expaanded slate, expanded slag, expanded fly ash, cinders, perlite or vermiculite shall be the actual thickness. 696. [ ] Section 721.4.1.2 - The fire rating of clay masonry unit walls with plaster finish shall be determined by Equation 7-9. The values for use in the equation are given in Tables 721.4.1(3) & (4). 697. [ ] Section 721.4.1.3 - The fire rating of clay masonry unit walls with a continuous air space shall be determined by Equation 7-10. The values for use in the equation are given in Table 721.4.1(3). The coefficient for the continuous air space shall be 0.3 hours. 698. [ ] Section 721.4.1.4 - Non-symmetrical clay masonry unit wall assemblies that are required to be rated from both sides shall be calculated with fire exposure from each side. The fire rating shall be the lower of the two calculations. 699. [ ] Section 721.4.2 - The fire rating of multiple wythe clay masonry walls is permitted to be determined by Equation 7-11. The values for use in the equation are given in Table 721.4.1(3). 700. [ ] Section 721.4.2.1 - The fire rating of multiple wythe walls of concrete or concrete masonry units in combination with clay masonry units are permitted to be determined from Table 721.2.1.1, Table 721.3.2 or Tables 721.4.1(1) & (2). 701. [ ] Section 721.4.3 - The fire rating of clay masonry lintels shall be in compliance with Table 721.4.1(5). 702. [ ] Section 721.4.4 - The fire rating of clay masonry columns shall be in compliance with Table 721.4.1(6). The minimum cover for reinforcing steel shall be 2". 703. [ ] Section 721.5.1.1 - The fire rating of steel columns shall be calculated based on the thickness of the protective covering, the weight of the steel per foot and the inside perimeter of the protective covering as illustrated in Figure 721.5.1(1). 704. [ ] Section 721.5.1.1.1 - The procedures to determine the fire rating of steel columns can be used only for assemblies where the protective covering is non-load bearing. 705. [ ] Section 721.5.1.1.2 - Mechanical, electrical & plumbing shall not be embedded in fire rated steel column assemblies without substantiating fire test results. 706. [ ] Section 721.5.1.1.3 - The weight to heated perimeter ratios for steel columns shall be those provided in Table 721.5.1(1). 707. [ ] Section 721.5.1.2 - The fire rating for steel columns with a W/D ratio of 3.65 or less protected with Type X gypsum wall board shall be determined by Equation 7-12. 708. [ ] Section 721.5.1.2.1 - The gypsum wall board protection for steel columns having a 4 hour rating or less shall comply with Figure 721.5.1(2), or Figure 721.5.1(3) for steel columns having a 3 hour rating or less. 709. [ ] Section 721.5.1.2.2 - The fire rating of steel columns protected with Type X gypsum

47 wall board is permitted to be determined in compliance with Figure 721.5.1(4). For steel columns with a W/D ratio greater than 3.65, the thickness of gypsum wall board shall be the same as that required for a W14x233 steel column. 710. [ ] Section 721.5.1.3 - The fire rating for steel columns protected with spray applied protection as indicated in Figure 721.5.1(5) shall be determined by Equation 7-13. 711. [ ] Section 721.5.1.3.1 - The material dependent constants for the spray applied protection for steel columns shall be determined based upon the ASTM E 119 standard fire test. 712. [ ] Section 721.5.1.3.2 - Spray applied protection for steel columns shall be identified by density and thickness for a given fire rating. 713. [ ] Section 721.5.1.4 - The fire rating of concrete protected steel columns as shown in Figure 721.5.1(6)(a) & (b) shall be determined by Equation 7-14. 714. [ ] Section 721.5.1.4.1 - Concrete protected wide flange columns shown in Figure 721.5.1(6)(c) is permitted to add the thermal capacity as determined by Equation 7-15. 715. [ ] Section 721.5.1.4.2 - The concrete properties in Table 721.5.1(2) are permitted to be used when specific data is not available. 716. [ ] Section 721.5.1.4.3 - Concrete protected steel columns as shown in Figure 721.5.1(6)(c) shall have the minimum cover in compliance with Tables 721.5.1(7) & (8). 717. [ ] Section 721.5.1.4.4 - Pre-caste concrete protected steel columns as shown in Figure 721.5.1(6)(a) shall have the minimum cover thickness in compliance with Tables 721.5.1(9) & (10). 718. [ ] Section 721.5.1.4.5 - The fire rating of steel columns protected with concrete masonry or clay masonry units as shown in Figure 721.5.1(7) is permitted to be determined by Equation 7-16. 719. [ ] Section 721.5.1.4.6 - Steel columns protected with concrete masonry shall have equivalent thicknesses as indicated in Table 721.5.1(5). Steel columns protected with clay masonry shall have equivalent thicknesses as indicated in Table 721.5.1(6). 720. [ ] Section 721.5.2.1 - The fire resistance of a steel beam is based on the weight, W, of the beam and the heated perimeter, D, as indicated in Figure 721.5.2. 721. [ ] Section 721.5.2.1.1 - The weight to heated perimeter ratio, W/D, are those given in Table 721.5.1(4). 722. [ ] Section 721.5.2.1.2 - The steel beams indicated in fire rated assemblies shall be considered the minimum size. Steel beams with a W/D ratio equal to or greater than the beam identified are acceptable. 723. [ ] Section 721.5.2.2 - Larger or smaller beams substituted for beams specified in spray applied fire rated assemblies shall have the thickness adjusted in accordance with Equation 7-17. 724. [ ] Section 721.5.2.2.1 - Equation 7-17 is applicable to beams with a W/D ratio of 0.37 or greater. The minimum thickness of fire resistant material is 3/8". 725. [ ] Section 721.5.2.3 - The thickness of spray applied fire proofing for steel trusses shall be determined by Equation 7-13. The W/D ratio shall be determined in accordance with Section 721.5.1.1. The W/D ratio for truss elements that directly support floor or roof shall be determined in accordance with Section 721.5.2.1. 726. [ ] Section 721.6.1.1 - The calculated fire rating for wood assemblies shall be used for ratings of 1 hour or less. 727. [ ] Section 721.6.1.2 - When dissimilar membranes are used in wood wall assemblies, the fire rating shall be calculated from the least fire resistant side. 728. [ ] Section 721.6.2.1 - The fire rating of wood assemblies shall be the sum of the membrane on the fire exposed side, the framing and the insulation, but on the membrane on the unexposed side.

48 729. [ ] Section 721.6.2.2 - The time assigned to the fire exposed membrane is given in Table 721.5.2(1). 730. [ ] Section 721.6.2.3 - The fire rating of exterior wood frame walls with more than 5' of fire separation shall be the sum of the values in Tables 721.6.2(1) & (2). The exterior side membrane is allowed to be those identified in Table 721.6.2(3). 731. [ ] Section 721.6.2.4 - The upper membrane of fire rated floor or roof assemblies shall have an upper membrane in compliance with Table 721.6.2(4) or any membrane with a 15 minute rating in Table 721.6.2(1). 732. [ ] Section 721.6.2.5 - Wood assemblies with insulation shall have the calculated fire resistance ratings indicated in Table 721.6.2(5) added to the assembly rating. 733. [ ] Section 721.6.3 - The calculated fire rating of wood beams and columns shall be in accordance with Equation 7-18, 7-19, 7-20 or 7-21. 734. [ ] Section 721.6.3.1 - Equation 7-21 only applies where the unexposed face is he smaller side of the column. 735. [ ] Section 721.6.3.3 - Where at least a 1 hour fire rating is required, connectors and fasteners shall be protected with 1.5" of wood or other 1 hour rated covering. 736. [ ] Section 721.6.3.4 - Calculated ratings for solid wood members shall have a minimum dimension of 6". INTERIOR FINISHES 737. [ ] Section 801.2 & 3 - Flame spread and smoke developed ratings shall limit the materials applied to walls, ceilings and floors, as applicable, per Sections 803 & 804. 738. [ ] Section 801.5 - Interior finish, trim & decorative materials below the design flood elevation shall be flood damage resistant materials. 739. [ ] Section 801.6 - Combustible materials are allowed to be used as interior finish materials. 740. [ ] Section 801.7 - First story above grade show windows are allowed to be wood or unprotected metal framing. 741. [ ] Section 801.8 - Foam plastics shall not be used as interior finish except as provided for in Section 2603.9or 2604. 742. [ ] Section 803.1 - Interior wall and ceiling finish materials shall have a smoke developed rating of 450 or less when tested in accordance with ASTM E 84 or UL 723. 743. [ ] Section 803.1.2 - Wall and ceiling finish materials, except for textiles, are allowed to be tested in accordance with NFPA 286. 744. [ ] Section 803.1.2.1 - Acceptance under NFPA 286 requires no flame-spread to the ceiling during 40 Kw exposure, the flame shall not spread to the extremity of the sample or reach flash-over during the 160 Kw exposure and the smoke released throughout the test shall not exceed 1,000 cubic meters. 745. [ ] Section 803.1.3 – Textile & vinyl wall finish materials are allowed to be tested in accordance with NFPA 265. 746. [ ] Section 803.1.3.1 - Acceptance under NFPA 265 requires no flame-spread to the ceiling during 40 Kw exposure, the flame shall not spread to the extremity of the 8’ x 12’ sample or reach flash-over during the 150 Kw exposure and the smoke released throughout the test shall not exceed 1,000 cubic meters. 747. [ ] Section 803.1.4 – Textile & vinyl ceiling coverings shall be Class A flame spread index in accordance with ASTM E 84 or UL 263 and be protected by a NFPA 13 or 132R system. 748. [ ] Section 803.2 - Interior wall and ceiling finish materials less than 0.036" in thickness applied directly against a wall or ceiling are not required to be tested. 749. [ ] Section 803.4 – Foam plastics, exposed or used as a backing material, shall not be used as an interior finish.

49 750. [ ] Section 803.7 & 8 - Expanded vinyl wall and ceiling coverings shall comply with the requirements of Section 803.1.2, 803.1.3, 803.1.4. 751. [ ] Section 803.9 - Interior wall and ceiling finish materials shall have a flame spread rating in compliance with Table 803.9. Materials accepted under NFPA 286 shall be accepted where Class A materials are required. 752. [ ] Section 803.10 - Interior finish materials shall be fastened to remain attached at room temperatures of 200 degrees F. for 30 minutes. 753. [ ] Section 803.11.1 - Interior finish materials, applied to walls, ceilings or structural elements required to be fire rated or noncombustible, shall be directly applied to these materials or to 1.75" furring strips. The voids in the furring shall be filled with inorganic or Class A materials and be fire blocked at 8' in any direction. 754. [ ] Section 803.11.2 - Where interior wall or ceiling materials are set away from fire rated or noncombustible construction more than 1.75", the material shall be Class A, protected on both sides by an automatic sprinkler system or attached to noncombustible backing or furring strips. The hanger assembly for ceilings shall be noncombustible or fire retardant treated wood for Type III & V construction. 755. [ ] Section 803.11.4 - Interior wall and ceiling finish materials 0.25" or less in thickness shall be applied directly against a noncombustible backing unless it is a Class A material or tested when suspended or furred. 756. [ ] Section 804.1 - Interior floor coverings, except wood, vinyl, linoleum, terrazzo & resilient floor coverings without fibers, shall comply with this section. 757. [ ] Sections 804.2 - Interior floor finish and covering materials shall be tested in accordance with NFPA 253. 758. [ ] Section 804.3 - Floor covering materials shall be identified with the classification from the NFPA 253 test. 759. [ ] Section 804.4.1 - Interior floor finish materials in vertical exits, exit passageways, exit access corridors and rooms or spaces not separated from exit access corridors shall be not less than Class I in Groups I-2 & I-3 or Class II if protected with an NFPA 13 system, or Class II in Groups A, B, E, H, I-4, M, R-1, R-2 & S or the DOC FF-1 Apill@ test if protected with an NFPA 13 system. The floor finish material in all other areas shall comply with the Apill test. 760. [ ] Section 805.1 - Except for stages and platforms complying with Sections 410.3 & 410.4, combustible materials installed on floors of Types I or II construction shall comply with this section. 761. [ ] Section 805.1.1 - Combustible sleepers, bucks and nailing blocks shall have the space between the fire rated floor and the flooring solidly filled with non-combustible materials or be fire-blocked into areas of 100 square feet or less with no voids extending under walls. 762. [ ] Section 805.1.2 - Wood floor finish is permitted to be attached directly to the sleepers, cemented directly to the top of the fire rated assembly or, directly to a wood sub-floor attached to sleepers. 763. [ ] Section 805.1.3 - Combustible insulating boards 2" thick or less and covered with floor finish material are permitted when attached directly to a non-combustible floor or to sleepers. 764. [ ] Section 806.1 - Curtains, draperies, hangings and decorative materials in Groups A, E, I, R-1 & R-2 dormitories shall be non-combustible or flame resistant when tested in accordance with NFPA 701. In Groups I-1 & I-2, combustible decorations shall be flame retardant or photographs in limited quantities. Combustible decorations are not allowed in Group I-3. 765. [ ] Section 806.1.1 - Non-combustible decorative materials are not limited.

50 766. [ ] Section 806.1.2 - Flame resistant materials shall not exceed 10% of the aggregate area of the walls and ceilings. In auditoriums in Group A the aggregate area shall not exceed 75% when the building is equipped throughout with an NFPA 13 sprinkler system. 767. [ ] Section 806.2 - Flame resistant decorative material shall meet the flame propagation performance criteria of NFPA 701 or be non-combustible. 768. [ ] Section 806.3 - Foam plastic trim shall comply with Section 2604.2. 769. [ ] Section 806.4 - Imitation leather or other pyroxylin coated material shall not be used in Group A occupancies. 770. [ ] Section 806.5 - Interior trim material shall have a flame spread rating of 200 or less and be limited to 10% of the aggregate wall or ceiling area. 771. [ ] Section 806.6 – Interior floor-wall base 6” or less shall be not less than Class II, where a Class I floor finish is requires the base shall also be Class I. 772. [ ] Section 807.1 – Thermal and acoustical insulation shall comply with Section 719. 773. [ ] Section 808.1.1 - Acoustical ceiling material shall comply with the interior finish requirements of Section 803. 774. [ ] Section 808.1.1.1 - Suspended acoustical ceiling shall be installed in compliance with ASTM C 635 & 636. 775. [ ] Section 808.1.1.2 - Acoustical ceiling systems installed as part of a fire rated assembly shall be installed in accordance with the tested assembly and shall comply with Chapter 7. FIRE PROTECTION SYSTEMS 776. [ ] Section 901.2 - Fire protection systems shall be installed, repaired, operated and maintained in compliance with the IFC. Installed fire protection systems shall be in compliance with the MBC. 777. [ ] Section 901.3 - Fire protection systems shall not be modified without the approval of the building official. 778. [ ] Section 901.4 - The threads for fire department connections shall be compatible with those used by the fire department. Verify all new installations of suppression system(s) with the City of Petoskey public safety fire officer(s) for compliance with their specific requirements. 779. [ ] Section 901.5 - Buildings or portions thereof shall not be occupied until the fire protection system(s) have been tested and approved. 780. [ ] Section 901.6 - Required fire protection systems shall be monitored by an approved supervising station in accordance with NFPA 72. 781. [ ] Section 901.6.1 - Automatic sprinkler systems shall be monitored by an approved supervising station except for systems protecting one & two-family dwellings and limited area systems. 782. [ ] Section 901.6.2 - Fire alarm systems shall be monitored by an approved supervising station in accordance with Section 907.6.5. 783. [ ] Section 901.6.3 - Group H manual fire alarm, automatic fire extinguishing and emergency alarm systems shall be monitored by an approved supervising station unless on site monitoring at a constantly attended location is approved by the building official. 784. [ ] Section 903.1.1 - Section 904 alternative automatic fire extinguishing systems are allowed when approved by the fire code official. 785. [ ] Section 903.2 - Automatic sprinkler systems shall be provided as required by this section except for spaces used exclusively for telecommunications equipment, electric power distribution equipment, batteries and standby engines that are separated from the rest of the building with 1 hour fire rated walls and 2 hour fire rated floor/ceiling assemblies. 786. [ ] Section 903.2.1 - Group A-1, A-2, A-3 & A-4 that require an automatic sprinkler system shall be provided throughout the floor area with that occupancy and all floors between the

51 occupancy and the level of exit discharge. Group A-5 shall be provided with suppression as per Section 903.2.1.5. 787. [ ] Section 903.2.1.1 - An automatic sprinkler system shall be provided in a Group A-1 occupancy when the fire area exceeds 12,000 square feet, the fire area has an occupant load of 300 or more, the fire area is located on a floor other than the level of exit discharge or the fire area contains a multi-theater complex. 788. [ ] Section 903.2.1.2 - An automatic sprinkler system shall be provided in a Group A-2 occupancy when the fire area exceeds 5,000 square feet, the fire area has an occupant load of 100 or more, or the fire area is located on a floor other than the level of exit discharge. 789. [ ] Sections 903.2.1.3 & 903.2.1.4 - An automatic sprinkler system shall be provided in a Group A-3 or A-4 occupancy when the fire area exceeds 12,000 square feet, the fire area has an occupant load of 300 or more or, the fire area is located on a floor other than the level of exit discharge. 790. [ ] Section 903.2.1.5 - An automatic sprinkler system shall be provided in Group A-5 concession stand areas, retail areas, press boxes and other accessory use areas in excess of 1,000 square feet. 791. [ ] Section 903.2.2 – Group B Ambulatory Health Care Facilities shall be provided with an automatic sprinkler system when either; 4 or more care recipients are incapable of self preservation or; if 1 or more care recipients who are incapable of self preservation are located at other than the level of exit discharge serving such occupancy. 792. [ ] Section 903.2.3 - An automatic sprinkler system shall be provided throughout a Group E fire areas greater than 12,000 square feet or throughout portions of Group E buildings below the level of exit discharge unless every classroom has one exterior exit door at ground level. 793. [ ] Sections 903.2.4 - An automatic sprinkler system shall be provided throughout all buildings with a Group F-1 occupancy with a fire area greater than 12,000 square feet, located more than 3 stories above grade, or where all Group F-1 fire areas on all floors, including mezzanines, exceeds 24,000 square feet. 794. [ ] Section 903.2.4.1 - An automatic sprinkler system shall be provided throughout all group F-1 occupancy fire areas exceeding 2,500 square feet that contain woodworking operations which generate or use finely divided combustible waste or materials. 795. [ ] Section 903.2.5.1 - An automatic sprinkler system shall be installed in Group H occupancies. 796. [ ] Section 903.2.5.2 - The automatic sprinkler system installed in Group H-5 occupancies shall be designed in accordance with Table 903.2.5.2. Where the design area is a corridor with a single row of sprinklers, a maximum of 13 sprinklers shall be calculated. 797. [ ] Section 903.2.5.3 - An automatic sprinkler system shall be installed in buildings, or portions thereof, used for the manufacture, storage or handling of cellulose nitrate film or pyroxylin plastic exceeding 100 pounds. 798. [ ] Section 903.2.6 - An automatic sprinkler system shall be provided throughout buildings with a Group I fire area. Automatic sprinkler systems in accordance with NFPA 13R or 13D are allowed in Group I-1 facilities. 799. [ ] Sections 903.2.7 - An automatic sprinkler system shall be provided throughout all buildings with a Group M occupancy with a fire area greater than 12,000 square feet, located more than 3 stories above grade, or where all Group M fire areas on all floors, including mezzanines, exceeds 24,000 square feet, a Group M occupancy used for the display and sale of upholstered furniture. 800. [ ] Section 903.2.7.1 - An automatic sprinkler system shall be provided in all Group M buildings with high piled or rack storage arrays.

52 801. [ ] Section 903.2.8 - An automatic sprinkler system shall be provided throughout buildings with a Group R fire area. 802. [ ] Sections 903.2.9 - An automatic sprinkler system shall be provided throughout all buildings with a Group S-1 occupancy; with a fire area greater than 12,000 square feet; located more than 3 stories above grade; where all Group S-1 fire areas on all floors, including mezzanines, exceeds 24,000 square feet; is used for the storage of commercial trucks/busses and exceeding 5,000 square feet in area. 803. [ ] Section 903.2.9.1 - An automatic sprinkler system shall be installed throughout repair garages; 2 or more stories in height including basements with a fire area exceeding 10,000 square feet; a 1 story building with a fire area exceeding 12,000 square feet; a building with a repair garage servicing vehicles in the basement; a building used for the servicing of commercial trucks/busses and exceeding 5,000 square feet in area. 804. [ ] Section 903.2.9.2 - An automatic sprinkler system in accordance with the provisions of NFPA 13 shall be installed throughout buildings with a tire storage area exceeding 20,000 cubic feet. 805. [ ] Section 903.2.10 - An automatic sprinkler system shall be provided throughout enclosed parking garages, except for enclosed parking garages are located below occupancy groups Group R-3, where the fire area exceeds 12,000 square feet. 806. [ ] Section 903.2.10.1 - An automatic sprinkler system shall be provided throughout commercial truck or bus storage fire areas exceeding 5,000 square feet. 807. [ ] Section 903.2.11.1 - In all buildings, except Groups R-3 & U, an automatic sprinkler system shall be installed throughout every story or basement with an area exceeding 1,500 square feet without exterior wall openings leading to ground level by an exterior stair or ramp located in each 50 lineal feet of wall on at least one side of the story or basement, or openings entirely above ground level totaling 20 square feet in each 50 lineal feet of wall on at least 1 side. 808. [ ] Section 903.2.11.1.1 - Openings shall have a minimum dimension of 30 inches and be accessible for fire fighting and rescue operations from the exterior. 809. [ ] Section 903.2.11.1.2 - When openings are provided on only one side, and the opposite side of the story or basement is more than 75' from the openings, the story shall be provided with an automatic sprinkler system or, the required openings shall be provided on at least 2 sides of the story. 810. [ ] Section 903.2.11.1.3 - The basement shall be provided with an automatic sprinkler system throughout when any portion of the basement is located more than 75 feet from the required openings. 811. [ ] Section 903.2.11.2 - In all buildings, except Group R-3 & U, an automatic sprinkler system shall be installed at the top of rubbish and linen chutes and in their terminal rooms and at alternate floors where chutes extend through 3 or more floors. 812. [ ] Section 903.2.11.3 - In all buildings, except airport control towers, open parking structures, Groups F-2, R-3 & U, an automatic sprinkler system shall be installed throughout when a floor level is located 30 feet or more above the lowest level of fire department vehicle access and has an occupant load of 30 or more. 813. [ ] Section 903.2.11.4 - Automatic sprinklers shall be provided in hazardous exhaust, flammable or combustible material ducts having a diameter 10" or greater. 814. [ ] Section 903.2.11.5 - An automatic sprinkler system installed in commercial kitchen exhaust hoods & ducts are permitted to comply with Section 904. 815. [ ] Section 903.2.11.6 - Suppression systems shall be provided in the buildings and areas indicated in Table 903.2.111.6. 816. [ ] Section 903.2.12 - Automatic sprinkler systems shall be provided, in accordance with

53 the IFC, during construction, alterations and demolition operations. 817. [ ] Section 903.3.1.1 - Buildings or portions thereof required to be equipped with an automatic sprinkler system, shall have sprinklers installed throughout in compliance with NFPA 13. 818. [ ] Section 903.3.1.1.1 - Automatic sprinklers are not required in any room where the application or water or flame and water constitute a serious life or fire hazard, generator and transformer rooms separated from the rest of the building with 2 hour rated walls and floor/ceiling or roof/ceiling assemblies, or rooms or areas of non-combustible construction with wholly non-combustible contents, fire service access elevator machine rooms/machinery spaces. These rooms or areas shall be protected with an approved automatic fire detection system complying with Section 907.2. 819. [ ] Section 903.3.1.2 - Automatic sprinkler systems in Group R buildings up to 4 stories high shall be permitted to be installed in compliance with NFPA 13R. 820. [ ] Section 903.3.1.2.1 - Exterior balconies and patios of Group R occupancies of Type V construction shall be protected with sprinklers. The sidewall sprinklers shall be located 1" to 6" below structural members and no more than 14" below the exterior deck of open wood construction. 821. [ ] Section 903.3.1.3 - Automatic sprinkler systems in one and two family dwellings shall be in compliance with NFPA 13D. 822. [ ] Section 903.3.2 - Where automatic sprinkler systems are required, quick response or residential sprinklers shall be installed throughout smoke compartments containing Group I-2 patient sleeping rooms, dwelling and sleeping units in Group R and I-1 occupancies, and all NFPA 13 light-hazard occupancies. 823. [ ] Section 903.3.3 - Automatic sprinklers shall be installed under covered kiosks, displays, booths, concession stands or equipment exceeding 4' in width. Sprinklers shall be at least 3' above combustible fiber piles. Sprinkler protection is not required for kitchen equipment under exhaust hoods protected with a fire extinguishing system complying with Section 904. 824. [ ] Section 903.3.4 - Automatic sprinkler systems shall be automatically activated. 825. [ ] Section 903.3.5 - The potable water supply shall be protected against back-flow in accordance with the Michigan Plumbing Code. 826. [ ] Section 903.3.5.1.1 - Limited area sprinkler systems with 20 heads or less are permitted to be served by the domestic water supply where a wet automatic standpipe is not available provided no valves, except approved supervised indicating control valves, are installed between the domestic riser control valve and the sprinklers and the domestic water service can supply the domestic and sprinkler demand simultaneously. 827. [ ] Section 903.3.5.1.2 - NFPA 13R sprinkler systems are permitted to be served by the domestic water supply provided it can supply the domestic and sprinkler demand. 828. [ ] Section 903.3.6 - Automatic sprinkler system fire hose threads shall be compatible with the local fire department hose threads. Fire department connection location shall be approved by the fire code official. Verify all new installations of suppression system(s) with the City of Petoskey public safety fire officer(s) for compliance with their specific requirements. 829. [ ] Section 903.4 - Water supply valves and water flow switches serving sprinkler systems shall be electrically supervised except for; systems protecting one- and two-family dwellings; limited area systems; NFPA13R systems with a common supply for the domestic and sprinkler systems and a shutoff valve is not provided for the sprinkler system; control valves sealed or locked open for jockey pumps, commercial kitchen hoods, paint spray booths, dip tanks, fuel supply to a fire pump engine or trim valves to pressure

54 switches in dry, pre-action and deluge systems. 830. [ ] Section 903.4.1 - Sprinkler system alarm, supervisory and trouble signals shall be distinctly different and supervised by a central, remote or proprietary station. Municipal or public utility owned underground key or hub valves in roadway boxes are not required to be supervised. Backflow prevention test valves in limited area system supply piping shall be locked open. In occupancies required to have a fire alarm system the backflow prevention valves shall be electrically supervised by a tamper switch. 831. [ ] Section 903.4.2 - Automatic sprinkler water flow alarms shall be activated by flow from the smallest sprinkler. The alarm device shall be installed in an approved location on the exterior of the building. When a fire alarm system is installed, the water flow alarm shall activate the fire alarm system. 832. [ ] Section 903.4.3 - Sprinkler systems in high rise buildings shall have approved indicating control valves on each floor. 833. [ ] Section 903.5 - Sprinkler systems shall be tested and maintained in accordance with the IFC. 834. [ ] Section 904.2 - Fire extinguishing systems as an alternative to a sprinkler system shall be approved by the fire code official and shall not be allowed the same exceptions or reductions allowed for a sprinkler system. 835. [ ] Section 904.2.1 - Type 1 commercial kitchen exhaust hood and duct systems shall have an automatic fire extinguishing system. 836. [ ] Section 904.3.2 - Fire extinguishing systems shall be automatically activated and have a means of manual activation. 837. [ ] Section 904.3.3 - Fire extinguishing system interlocks for fuel shut-offs, ventilation controls, door closers, window shutters, conveyor openings, smoke and heat vents needed for proper operation shall be as required for the design and installation standard for the hazard. 838. [ ] Section 904.3.4 - Where required, alarms indicating operation of the fire extinguishing system shall be audible and visual and signs shall be provided to warn of pending discharge. When hazardous extinguishing agents are used requiring a delay for evacuation prior to discharge, a separate alarm shall alert occupants when discharge begins. 839. [ ] Section 904.3.5 - The fire extinguishing system shall be monitored by the building fire alarm system where one is installed. 840. [ ] Section 904.4.1 - Fire extinguishing systems shall have the following items inspected; consistency with the design hazard specifications; type, location & spacing of initiating devices; size, placement and position of the discharge elements; location of alarm devices; identification of devices and operating instructions. 841. [ ] Section 904.4.2 - Fire extinguishing system notification appliances and connections to fire alarm system and supervising stations shall be tested to verify proper operation. 842. [ ] Section 904.4.3 - The fire extinguishing system connections to the building and supervising station fire alarm systems shall be tested to verify proper operation. 843. [ ] Section 904.5 - Wet chemical extinguishing systems shall be installed in compliance with NFPA 17A. 844. [ ] Section 904.6 - Dry chemical extinguishing systems shall be installed in compliance with NFPA 17. 845. [ ] Section 904.7 - Foam extinguishing systems shall be installed in compliance with NFPA 11 & NFPA 16. 846. [ ] Section 904.8 - Carbon dioxide extinguishing systems shall be installed in compliance with NFPA 12. 847. [ ] Section 904.9 - Halon extinguishing systems shall be installed in compliance with

55 NFPA 12A. 848. [ ] Section 904.10 - Clean agent extinguishing systems shall be installed in compliance with NFPA 2001. 849. [ ] Section 904.11 - Wet- and dry-chemical extinguishing systems for commercial cooking equipment shall be tested in accordance with UL 300. All commercial cooking extinguishing systems shall be installed in accordance with its listing and installation instructions. Extinguishing systems shall be installed in compliance with NFPA 12 for carbon dioxide systems; NFPA 13 for sprinkler systems; NFPA 16 for foam-water sprinkler or spray systems; NFPA 17 for dry-chemical systems and NFPA 17A for wet- chemical systems. Factory built recirculating systems tested to UL 197 shall be installed in accordance with Section 304.1 of the MMC. 850. [ ] Section 904.11.1 - Commercial cooking suppression systems, except for automatic sprinkler systems, shall be provided with a manual actuation device located between 10' and 20' from the exhaust system and be between 42" and 48" above the floor and clearly identify the hazard protected, be actuated with a force of 40 pounds or less and a movement of 14" or less. 851. [ ] Section 904.11.2 - Actuation of the commercial cooking suppression system shall automatically shut down the fuel or electrical supply to the cooking equipment and shall be reset manually. 852. [ ] Section 904.11.3 - Carbon dioxide suppression systems shall have a nozzle at the top of the ventilating duct with added nozzles in vertical ducts exceeding 20' and horizontal ducts exceeding 50'. Dampers shall be installed at the top or bottom of the duct that operates upon activation of the extinguishing system. The top nozzle shall be installed immediately below the damper installed at the top of the duct. 853. [ ] Section 904.11.3.1 - Activation of the carbon dioxide extinguishing system shall shut off the ventilation system. 854. [ ] Section 904.11.4 - Sprinkler systems protecting commercial cooking equipment shall be supplied from a separate, readily accessible and identified indicating-type control valve. 855. [ ] Section 904.11.4.1 - Sprinklers protecting fryers shall be listed and installed for that application as per UL 119E. 856. [ ] Section 905.1 - Standpipe system fire hose threads shall be compatible with the fire department hose threads. 857. [ ] Section 905.2 - Standpipe systems shall be installed in accordance with NFPA 14. 858. [ ] Section 905.3 - Standpipe systems are not required in Group R-3 occupancies. Standpipe systems are permitted to be combined with sprinkler systems. 859. [ ] Section 905.3.1 - A Class III standpipe system shall be installed in buildings having a floor level more than 30' above the lowest level or below the highest level of fire department access. A Class I standpipe is allowed in buildings equipped throughout with an NFPA 13 or 13R sprinkler system. A Class I manual standpipe is allowed in open parking garages where the highest floor is no more than 150' above the lowest level of fire department access. A Class I manual dry standpipe is allowed in open parking garages subject to freezing temperatures provided hose connections are located as required for Class II standpipe. A Class I standpipe is allowed in basements equipped throughout with a sprinkler system. 860. [ ] Section 905.3.2 - A Class I automatic wet standpipe shall be provided in non-sprinklered Group A buildings with an occupant load exceeding 1,000, unless seating is open-air. A Class I automatic dry, semi-automatic dry or manual wet standpipe is allowed in buildings where the highest floor is 75' or less above the lowest level of fire department vehicle access.

56 861. [ ] Section 905.3.3 - Covered mall buildings shall be equipped with a standpipe system having hose connections located in the mall at the entrance to each exit passageway, within enclosed stairs opening directly to the mall at each floor level and at exterior public entrances to the mall. 862. [ ] Section 905.3.4 - Stages greater than 1,000 sf shall be equipped with a Class III wet standpipe system with 1.5" & 2.5" hose connections on each side of the stage. Where the stage is equipped with a sprinkler system the hose connections are allowed to be supplied from the sprinkler system providing a flow rate as required by NFPA 14 for the Class II or III standpipe. 863. [ ] Section 905.3.4.1 - The 1.5" connection shall be equipped with enough hose to protect the stage area with an adjustable fog nozzle mounted in a cabinet or on a rack. 864. [ ] Section 905.3.5 - Underground buildings shall be equipped with a Class I automatic wet or manual wet standpipe system. 865. [ ] Section 905.3.6 - Buildings having a standpipe shall extend the standpipe to the roof level when a helistop or heliport is provided. 866. [ ] Section 905.3.7 - Marinas and boatyards shall be equipped throughout with standpipe systems as per Chapter 45 of the IFC. 867. [ ] Section 905.4 - Class I standpipe system hose connections shall be located in every required stairway for each floor located at an intermediate floor level landing between floors; at horizontal exits on each side of the wall adjacent to the exit opening; in exit passageways at the entrance to other areas of the building; in covered malls at each public entrance to the mall and adjacent to each entrance to the mall from an exit passageway or exit corridor; at the highest landing in stairs with access to the roof with an additional hose connection at the hydraulically most remote standpipe; where the most remote point of an unsprinklered floor or story is more than 150' from a hose connection or more than 200' in a sprinklered building, the building official can require additional hose connections be provided in approved locations. 868. [ ] Section 905.4.1 - Class I standpipe risers and laterals located outside stair or pressurized enclosures shall be protected with fire rated construction as required for vertical enclosures. Laterals in buildings equipped throughout with a sprinkler system are not required to be enclosed. 869. [ ] Section 905.4.2 - Standpipes shall be interconnected in building provided with multiple standpipes. 870. [ ] Section 905.5 - Class II standpipe system hose connections shall be located so that all portions of the building are within 30' of a nozzle attached to 100' of hose. 871. [ ] Section 905.5.1 - Group A-1 & A-2 occupancies with more than 1,000 occupants shall have hose connections on each side of the stages, rear of the auditorium, balcony and on each tier of dressing rooms. 872. [ ] Section 905.5.2 - Class II standpipe risers and laterals are not required to be protected with fire rated construction. 873. [ ] Section 905.5.3 - A minimum 1" hose is permitted in Class II standpipe systems in light hazard occupancies where approved by the fire code official. 874. [ ] Section 905.6 - Class III standpipe system hose connections shall be located as required for a Class I standpipe, (Section 905.4), and Class II hose connections, (Section 905.5). 875. [ ] Section 905.6.1 - Class III risers and laterals shall have fire protection as required for a Class I standpipe, (Section 905.4.1). 876. [ ] Section 905.6.2 - Buildings with multiple Class III standpipes shall have the standpipes interconnected at the bottom. 877. [ ] Section 905.7 - Cabinet containing standpipes, fire hoses, fire extinguishers or fire

57 department valves shall not be blocked from use or obscured from view. 878. [ ] Section 905.7.1 - Fire equipment cabinets shall be permanently identified with minimum 2" high contrasting letters identifying the equipment. A pictogram shall be used when letters cannot be accommodated. Clear glass panel doors are not required to be marked. 879. [ ] Section 905.7.2 - Fire equipment cabinets shall be unlocked, have transparent readily broken access panels or have approved locking arrangements. Cabinets in Group I-3 occupancies are allowed to be locked. 880. [ ] Section 905.8 - A dry standpipe is allowed where subject to freezing in accordance with NFPA 14. 881. [ ] Section 905.9 - Standpipe water supply valves shall be supervised in the open position and generate a signal to the supervising station, (Section 903.4), when a change occurs. Where a fire alarm system is provided a signal shall be sent to the control unit. Supervision is not required for municipal or public utility roadway key or hub valves or for buildings not equipped with a fire alarm system having the valves locked open and inspected. 882. [ ] Section 905.10 - Standpipe systems required during construction or demolition shall be provided as required by Section 3311. 883. [ ] Section 906.1 – Portable fire extinguishers shall be installed in new and existing Group A, B, E, F, H, I, M, R-1, R-2, R-4 and S occupancies (except for Group A, B & E with fire suppression); within 30 feet of commercial cooking equipment; where flammable or combustible liquids are stored, used or dispensed; on each floor of structures under construction where flammable materials are present; where required by the IFC and Table 906.1; in special-hazard areas (laboratories, computer rooms, generator rooms, …). 884. [ ] Section 906.3 - Portable fire extinguishers with a minimum 2-A rating, or equivalent as per Table 906.3(1), shall be located within 75' of any point in the building and/or as required by Section 906 of the IFC and NFPA 10. 885. [ ] Section 906.4 – Fire extinguishers provided for the protection of cooking grease fires shall be as required in Section 904.11.5 of the IFC. 886. [ ] Section 906.5 & .6 – Portable fire extinguishers shall be located in conspicuous locations where they will be readily accessible and immediately available for use. In rooms or areas where visual obstructions are present a means shall be provided to indicate the location of extinguishers. 887. [ ] Section 906.7 – Hand-held portable fire extinguishers, not installed in cabinets, shall be installed on hangers or brackets as per manufacturer’s installation instructions. 888. [ ] Section 906.8 – Cabinets used to house portable fire extinguishers shall not be locked. 889. [ ] Section 906.9 – The installation of portable fire extinguishers shall be in accordance with this section. 890. [ ] Section 907.1.1 - Construction documents for fire alarm systems shall be of sufficient detail and clarity to indicate the location, nature and extent of the of the work proposed and show in detail the proposed work will conform to the provisions of this code and relevant laws, ordinances, rules and regulations, as determined by the fire code official. 891. [ ] Section 907.1.2 - Automatic fire alarm system construction documents including floor plans with room uses; location of appliances; alarm control and signaling equipment; annunciation; power connection; battery calculations; conductor type & size; voltage calculations; manufacturer=s information for all equipment & devices; ceiling heights and interface of fire safety controls shall be submitted for review and approval prior to installation. Verify all new installations of fire alarm system(s) with the City of Petoskey public safety fire officer(s) for compliance with their specific requirements. 892. [ ] Section 907.1.3 - Fire alarm system equipment shall be listed and approved for the purpose.

58 893. [ ] Section 907.2 - Automatic fire detection systems shall be provided and installed in new buildings and structures in accordance with NFPA 72 and this code to meet the requirements specific to the Use Group Classification being provided for unless other requirements are provided for by another section of this code. 894. [ ] Section 907.2.1 - A manual fire alarm system shall be installed in Group A occupancies having an occupant load of 300 or more. Manual fire alarm boxes are not required in a building equipped throughout with a sprinkler system and the notification appliances activate upon water flow. 895. [ ] Section 907.2.1.1 - The fire alarm system in Group A occupancies with 1,000 or more occupants shall have an emergency voice/alarm communication system. Manual deactivation of the pre-recorded message for 3 minutes maximum is allowed for live voice announcements. 896. [ ] Sections 907.2.2 - A manual fire alarm system shall be installed in Group B occupancies having an occupant load of 500 or more combined; an occupant load of more than 100 above or below the lowest level of exit discharge; containing a Group B Ambulatory Health Care Facility. Manual fire alarm boxes are not required in a building equipped throughout with a sprinkler system and the notification appliances activate upon water flow. 897. [ ] Section 907.2.2.1 – Fire areas containing Group B Ambulatory Health Care Facilities shall be provided with an electronically supervised automatic smoke diction system installed within the care facility and also in the public use areas outside the tenant space, including public corridors and elevator lobbies. These systems are not required in a building equipped throughout with a sprinkler system and the required notification appliances activate upon water flow. 898. [ ] Section 907.2.3 - A manual fire alarm system shall be installed in Group E occupancies having an occupant load of 50 or more. Automatic sprinkler or smoke detector systems shall be connected to the fire alarm system. Manual fire alarm boxes are not required where interior corridors are protected with smoke detectors; auditoriums, cafeterias & gymnasiums are protected with heat detectors; shops & laboratories involving dusts or vapors are protected with heat detectors; activation of an evacuation signal is provided from a central point. 899. [ ] Section 907.2.4 - A manual fire alarm system shall be installed in Group F occupancies 2 stories in height and having an occupant load of 500 or more above or below the lowest level of exit discharge. Manual fire alarm boxes are not required in a building equipped throughout with a sprinkler system and the notification appliances activate upon water flow. 900. [ ] Section 907.2.5 - A manual fire alarm system shall be installed in Group H-5 occupancies and where organic coatings are manufactured. An automatic smoke detection system shall be installed for highly toxic gases, (Chapter 37), organic peroxides, (Chapter 39), and oxidizers, (Chapter 40), in accordance with the IFC. 901. [ ] Section 907.2.6.1 - A manual fire alarm and automatic fire detection system shall be installed in Group I occupancies. An electrically supervised automatic smoke detection system shall be installed in waiting areas that are open to corridors. Manual fire alarm boxes at exits in I-1 & I-2 patient sleeping areas are not required if they are provided at constantly attended staff locations that are visible and accessible. 902. [ ] Section 907.2.6.2 - Group I-2 corridors and spaces open to corridors in nursing homes and detoxification facilities shall be equipped with an automatic fire detection system. Corridor smoke detection is not required where smoke detection is provided in patient sleeping rooms with visual display on the corridor side of the room and an audible & visual

59 alarm at the nursing station. Corridor smoke detection is not required in smoke compartments with patient sleeping room unit door closing devices with integral smoke detectors on the unit side that provide the required alerting function. 903. [ ] Section 907.2.6.3 - Group I-3 occupancies shall have a manual and automatic fire alarm system to alert staff. 904. [ ] Section 907.2.6.3.1 - Actuation of the automatic fire extinguishing system, a manual fire alarm box or a fire detector in Group I-3 occupancies shall initiate a fire alarm signal that automatically notifies staff. 905. [ ] Section 907.2.6.3.2 & .2.1- Group I-3 manual fire alarm boxes in Group I-3 occupancies are not required to be located according to Section 907.3 where the boxes are provided at staff attended locations with direct supervision. Locked manual fire alarm boxes are allowed in detainee areas where staff is present with readily available keys. 906. [ ] Section 907.2.6.3.3 - An automatic smoke detection system shall be installed in Group I- 3 resident housing areas except for sleeping units in Use Conditions 2 & 3. Other equivalent protection is allowed when necessary to prevent damage or tampering. Smoke detectors are not required in sleeping units with 4 or less occupants, or in smoke compartments equipped with a sprinkler system. 907. [ ] Section 907.2.7 - A manual fire alarm system shall be installed in Group M occupancies having a combined occupant load of 500 or more; an occupant load of more than 100 above or below the lowest level of exit discharge. Manual fire alarm boxes are not required in a building equipped throughout with a sprinkler system and the notification appliances activate upon water flow. 908. [ ] Section 907.2.7.1 - The manual fire alarm system is allowed to activate an alarm signal at a constantly attended location where evacuation instructions are initiated over an emergency voice alarm communication system complying with Section 907.5.2.2. 909. [ ] Section 907.2.8.1 - A manual fire alarm system shall be installed in Group R-1 occupancies except for buildings 2 stories in height or less with each individual guest room, attic & crawl space is separated from each other and common areas with 1 hour fire partitions and has an exit directly to a public way, exit court or yard. Manual fire alarm boxes are not required for buildings equipped with an NFPA 13 or 13R sprinkler system, the notification appliances activate upon sprinkler water flow and a manual fire alarm box is installed at an approved location. 910. [ ] Section 907.2.8.2 - An automatic fire alarm system shall be installed throughout interior corridors serving R-1 guestrooms. 911. [ ] Section 907.2.8.3 - Group R-1 guest rooms shall have single and multiple-station smoke alarms installed in accordance with Section 907.2.11. 912. [ ] Section 907.2.9 - A manual fire alarm system shall be installed in Group R-2 occupancies when any dwelling unit is located three or more stories above the lowest level of exit discharge; when any dwelling unit is located more than 1 story below the highest level of exit discharge of exits serving the dwelling unit; and when the building contains more than 16 dwelling or sleeping units. A fire alarm system is not required for buildings 2 stories in height or less with each individual guest room, attic & crawl space is separated from each other and common areas with 1 hour fire partitions and has an exit directly to a public way, exit court or yard. Manual fire alarm boxes are not required for buildings equipped with an NFPA 13 or 13R sprinkler system, the notification appliances activate upon sprinkler water flow. A fire alarm system is not required in buildings without interior corridors serving dwelling units, is protected with an NFPA 13 or 13R sprinkler system and either has dwelling unit egress doors opening directly to an exterior exit access leading directly to the exits or are served by open ended corridors complying with Section 1026.6,

60 Exception 4. 913. [ ] Section 907.2.9.2 - Single- or multiple-station smoke detectors complying with UL 217 shall be installed in accordance with NFPA 72. 914. [ ] Section 907.2.10.1 - A manual fire alarm system shall be installed in Group R-4 occupancies except; when 2 stories or less and all sleeping units are separated from each other and all common spaces by 1 hour construction and each unit has direct exiting outside; the building is provided with a NFPA 13 or 13R system; resident and patient sleeping areas have constantly attended supervision in clear sight. 915. [ ] Section 907.2.10.2 - An automatic smoke detection system shall be installed in Group R-4 corridors, waiting areas open to corridors/habitable spaces other than sleeping areas and kitchens, except for; the building is provided with a NFPA 13; all sleeping units have each unit has direct exiting outside. 916. [ ] Section 907.2.10.3 - Single- or multiple-station smoke detectors complying with UL 217 shall be installed in accordance with NFPA 72. 917. [ ] Section 907.2.11.1.1 - Single- or multiple-station smoke detectors shall be installed in Group R-1 in sleeping areas, in every room between the sleeping area and the door from the sleeping unit and in each story of the sleeping unit including basements. 918. [ ] Section 907.2.11.1.2 - Single- or multiple-station smoke detectors shall be installed in Groups R-2. R-3, R-4 & I-1 on the ceiling or wall outside each sleeping area, in each sleeping room and in each story within a dwelling unit including basements. 919. [ ] Section 907.2.11.3 & .4 – Where more than one smoke alarm is required the alarms shall be interconnected so that the activation of one will activate all. The alarms shall receive their primary power from the building wiring system and have battery back-up. [ ] Section 907.2.11.5 & .6 - Smoke alarm locations in existing buildings constructed before November 6, 1974 shall be as follows : in each sleeping room or each area directly outside each sleeping room; on each floor level including the basement; shall be installed as listed; have power from the buildings power source with battery back-up, have a non-rechargable 5 year life battery, a rechargable battery with charging system able to power the alarm for 5 years, commercial alarm system as per NFPA 72; have an audible signal heard throughout all occupiable dwelling areas; be provided with testing and maintenance by the owners and/or tenants in compliance with manufacturers instructions; if the system fails, breaks or is out of service it shall be repaired and functional within 30 days. 920. [ ] Section 907.2.12 - An approved automatic smoke detection system shall be installed in special amusement buildings. 921. [ ] Section 907.2.12.1 - The activation of any smoke detector, fire detection device or sprinkler system in a special amusement building shall alarm a constantly attended location. 922. [ ] Section 907.2.12.2 - The activation of two smoke detectors, a smoke detector with alarm verification or the sprinkler system in a special amusement building shall automatically illuminate the means of egress, stop any confusing sounds & visual distractions, activate directional exit markings and activate a pre-recorded message to proceed to the nearest exit. The system wiring shall be monitored for integrity. 923. [ ] Section 907.2.12.3 - An emergency voice/alarm communication system in accordance with NFPA 72 shall be audible throughout the special amusement building. 924. [ ] Section 907.2.13 - An automatic fire alarm system and an emergency voice/alarm communication system shall be provided in all buildings having floors for human occupancy located more than 55 feet above the lowest level of fire department vehicle access, except for air traffic control towers, open parking garages, buildings with a Group A-5 occupancy, low hazard special industrial uses and buildings with a Group H-1, H-2 or

61 H-3 occupancy. In group I-1 & I-2 the alarm shall sound at a constantly attended location as well as the emergency voice/alarm communication system. 925. [ ] Section 907.2.13.2 - A two way fire department communication system shall be provided in high rise buildings. The activation of any smoke detector in a high rise building shall operate the emergency voice/alarm communication system as per NFPA 72. The system shall operate between the fire command center and elevators, elevator lobbies, emergency & standby power rooms, fire pump rooms, areas of refuge and inside exit stairways at each floor level. Live voice messages shall be capable of being broadcast in elevators, exit stairs and throughout selected floors of a high rise building over the voice/alarm system. 926. [ ] Section 907.2.14 - A fire alarm system shall be installed in buildings with an atrium connecting more than 2 stories. When in a Group A, E or M occupancy an emergency voice/alarm communication system complying with Section 907.5.2.2 shall be installed. 927. [ ] Section 907.2.15 - An automatic fire detection system shall be installed throughout high piled combustible storage areas as required by the IFC. 928. [ ] Section 907.2.16 - A manual fire alarm system shall be installed in aerosol storage rooms and warehouses as required by the IFC. 929. [ ] Section 907.2.17 - A manual fire alarm system shall be installed in lumber, plywood and veneer mills. 930. [ ] Section 907.2.18 - Automatic fire detectors shall be installed in underground buildings with a smoke exhaust system. 931. [ ] Section 907.2.18.1 - In underground buildings, at least one smoke detector shall be installed in mechanical equipment, electrical, transformer, telephone equipment and elevator machine rooms; elevator lobbies; the main return and exhaust air plenum of air conditioning systems serving more than one store and located downstream of the last duct inlet; at each connection to a vertical duct serving 2 or more floors of return air ducts or plenums of HVAC systems. In Group R occupancies a smoke detector is allowed in each return air riser with 5,000 cfm or less and serving no more than 10 air inlet openings. 932. [ ] Section 907.2.18.2 - Activation of the smoke exhaust interest shall activate an audible alarm at a constantly attended location. 933. [ ] Section 907.2.19 - A manual fire alarm system and emergency voice/alarm communication system complying with Section 907.5.2.2, shall be installed in buildings where the lowest level is more than 60' below the lowest level of exit discharge. 934. [ ] Section 907.2.20 - An emergency voice/alarm communication system complying with Section 907.5.2.2 shall be installed in covered mall building with more than 50,000 sf. 935. [ ] Section 907.2.21 - A smoke detector shall be installed in a residential aircraft hangar that is interconnected with the residence smoke alarm. 936. [ ] Section 907.2.22 - An automatic fire detection system shall be installed in air traffic control towers. 937. [ ] Section 907.2.23 - An automatic fire detection system shall be installed in areas containing stationary lead-acid battery systems with a liquid capacity of more than 50 gallons. 938. [ ] Section 907.3 - An automatic fire detectors for the purpose of performing fire safety functions shall be connected to the buildings fire alarm system. The detectors shall be located as per NFPA 72. 939. [ ] Section 907.3.1 – Smoke detectors installed in ducts shall be listed for their application and shall connect to the buildings fire alarm system. The activation of any smoke detector or fire detection device shall alarm at a constantly attended location. 940. [ ] Section 907.3.2 – Where delayed egress locks are installed on means of egress doors an

62 automatic smoke or heat detection system shall be installed as per Section 1008.1.9.7. 941. [ ] Section 907.3.3 - Automatic fire detectors for elevator emergency operation shall be installed as per ASME A 17.1 and NFPA 72. 942. [ ] Section 907.3.4 – Wiring to auxiliary devices and equipment shall be monitored for integrity as per NFPA 72. 943. [ ] Section 907.4.1 – In areas not continuously occupied, a single smoke detector shall be provided at the location of each fire alarm control unit, notification appliance circuit power extender and supervising station transmitting equipment location unless provided with a heat detector, where applicable, or provided with NFPA 13 or 13R systems. 944. [ ] Section 907.4.2.1 - Manual fire alarm boxes shall be located within 5' of each exit with additional boxes located so that the maximum travel distance to the nearest box does not exceed 200'. 945. [ ] Section 907.4.2.2 - Manual fire alarm boxes shall be mounted between 42" and 48" above the floor and shall be red in color. 946. [ ] Section 907.4.2.4 - Unmonitored fire alarm systems shall have a sign adjacent to each manual box the reads, AWhen alarm sounds - call fire department@. 947. [ ] Section 907.4.2.5 - The fire code official is authorized to require listed covers to protect from damage or malicious false alarms. 948. [ ] Section 907.4.3 - Where a fire alarm system is required, the duct smoke detectors shall be connected to the control panel. When actuated they shall initiate a visual & audible signal at a constantly attended location or they shall activate the building alarm notification appliances. 949. [ ] Section 907.4.3.1 - Where a fire alarm system is required, the automatic fire detectors installed for fire safety purposes shall be connected to the control panel. When actuated they shall activate the alarm notification appliances or a visual & audible signal at a constantly attended location. 950. [ ] Section 907.5 - Alarm notification systems, when required, shall be activated by the automatic fire alarm system, sprinkler water flow and required manual fire alarm boxes. 951. [ ] Section 907.5.1 - Presignal systems must be approved by the building official and fire department. When allowed, 24 hour supervision shall be provided at an approved location. 952. [ ] Section 907.5.2.1 - Fire alarm and detection systems shall have audible alarm notification appliances that provide a sound pressure level 15 decibels above the average ambient sound level or 5 decibels above the maximum sound level and last for at least 60 seconds. The minimum sound pressure shall be 70 decibels in Group I-1 & R, 90 decibels in mechanical equipment rooms and 60 decibels in other occupancies. The maximum sound pressure shall be 120 decibels. Where the average ambient noise is more than 105 decibels, visible alarms are required and audible alarms are not required. Visible alarm notification appliances are allowed in place of audible in Group I-2 critical care areas. 953. [ ] Section 907.5.2.3 - Visible alarm notification appliances shall be provided for in alteration work unless an existing system is being upgraded, replaced or a new fire alarm system is installed. 954. [ ] Section 907.5.2.3.1 - Fire alarm and detection systems shall have visual alarm notification appliances installed in public and common areas. 955. [ ] Section 907.5.2.3.2 - Fire alarm and detection systems shall have the wiring designed to allow the integration of additional visual alarm notification appliances of a minimum of 20% spare capacity. 956. [ ] Section 907.5.2.3.3 - Fire alarm and detection systems shall have visual alarm notification appliances as indicated in Table 907.5.2.3.3 installed in Group I-1 & R-1 sleeping units that are activated by both in-room smoke detectors and the building fire

63 alarm system. 957. [ ] System 907.9.5.2.3.4, (A117.1 - 1004.3 & 1004.4) - When Group R-2 occupancies are required to have an alarm system it shall be extended into all dwelling units in the vicinity of the dwelling unit smoke detectors. The dwelling unit smoke detectors and the building fire alarm system shall be able to activate visual and audible alarm notification appliances. 958. [ ] Section 907.6.2 - Fire alarm systems shall be equipped with a primary and secondary power supply. Each detector and interconnecting wiring shall be tested in accordance with NFPA 72. 959. [ ] Section 907.6.3 – Fire alarm and detection systems shall have a different zone for each floor and each zone shall not to exceed 22,500 sq ft and not exceed 300 ft in any direction. 960. [ ] Section 907.6.3.1 – A zoning indicating panel and the associated controls shall be provided in an approved location. A visual zone indication shall not be canceled by an alarm silencing switch. 961. [ ] Section 907.6.3.2 - In high rise buildings, a separate zone by floor shall be provided for smoke detectors, sprinkler water flow devices, manual fire alarm boxes and other fire detection devices or suppression systems. 962. [ ] Section 907.6.4 - Detectors shall be accessible for inspection, maintenance and testing. 963. [ ] Section 907.6.5 - Fire alarm systems shall be monitored by an approved supervising station. Supervision is not required for single & multiple-station smoke alarms, smoke detectors in Group I-3 and NFPA 13D automatic sprinkler systems. 964. [ ] Section 907.6.5.1 - Automatic telephone dialing to fire departments is not allowed unless approved by the fire code official. 965. [ ] Section 907.7 & 7.1- Upon completion, the fire alarm system and single- / multiple- station alarm devices shall be tested in accordance with NFPA 72. 966. [ ] Section 907.7.2 - Submit a record of completion with each fire alarm system installed. 967. [ ] Section 907. 7.3 - Operating, testing and maintenance instructions for the fire alarm and detection system shall be provided at an approved location together with the as-built drawings and equipment specifications. 968. [ ] Section 908.1 - Emergency alarms for Group H occupancies shall be provided as required by Section 414.7. 969. [ ] Section 908.2 - Emergency alarms for Group H-5 HPM facilities shall be provided as required by Section 415.8.4.6. A continuous gas detection system shall be provided as required by Section 415.8.7. 970. [ ] Section 908.3 - A gas detection system shall be provided for the indoor storage and use of toxic and highly toxic gases to detect levels at or below the permissible exposure or ceiling limit of the gas. The system shall monitor the discharge from the treatment system at or below the IDLH limit. A system is not required when the psychological warning properties are at or below the permissible exposure limit. 971. [ ] Section 908.3.1 - The gas detection system shall activate a local visible & audible alarm inside and outside the area of detection and transmit a signal to a constantly attended location. When only a single cylinder of gas is stored, the signal to a constantly attended location is not required. 972. [ ] Section 908.3.2 - The gas detection system shall automatically shut off the valve at the source of the gas detected unless the reactors producing the gas are operated at a pressure less than 15 psig, are constantly attended and have readily accessible emergency shutoff valves. 973. [ ] Section 908.3.3 - When the gas detection sampling point for the system is in a gas cabinet or exhausted enclosure, the valve for the specific gas detected shall automatically close. When the gas detection sampling point for the system is in a gas room and the gas

64 containers are not in cabinets or exhausted enclosures, the shutoff valves on all gas lines for the gas detected shall automatically close. When the gas detection sampling point for the system is within a piping distribution manifold enclosure, the shutoff valve for the specific gas container supplying the manifold shall automatically close. When the gas detection sampling point for the system is at a use location or within a branch line gas valve enclosure downstream of a piping manifold the valve for the branch line in the piping distribution manifold shall automatically close. 974. [ ] Section 908.4 - Ozone generator rooms shall have a continuous gas detection system that will shut off the generator and sound a local alarm when concentrations above the permissible exposure limit occur. 975. [ ] Section 908.5 - A flammable gas detection system shall be provided in repair garages for vehicles fueled by non-odorized hydrogen and LNG as required by Section 406.6.6. 976. [ ] Section 908.6 - Refrigeration machinery rooms shall have detectors with an audible & visual alarm located in the area where a refrigerant leak will concentrate. The alarm shall activate at the value of the TLV-TWA for the refrigerant indicated in the MMC. 977. [ ] Section 909.1 - Smoke control systems are to provide a tenable environment for the evacuation or relocation of the occupants. 978. [ ] Section 909.2 - Engineered construction documents for a smoke control system shall be submitted showing compliance with this section. 979. [ ] Section 909.3 - Special inspections in compliance with Section 1704 shall be provided to verify the commissioning and installation of the smoke control system. 980. [ ] Section 909.4 - The construction documents shall identify the type of system, the method of operation and the construction of the supporting systems. 981. [ ] Section 909.4.1 - The smoke control system shall not be adversely effected by the stack effect, considering altitude, elevation, weather history and interior temperatures. 982. [ ] Section 909.4.2 - The smoke control system shall not be adversely effected by buoyancy and expansion caused by the fire. 983. [ ] Section 909.4.3 - The smoke control system design shall consider the adverse effects of the wind loads. 984. [ ] Section 909.4.4 - The smoke control system design shall consider the effects of the HVAC systems on smoke and fire transport. 985. [ ] Section 909.4.5 - The smoke control system design shall consider the effects of low temperatures. Air inlets and exhausts shall be located to prevent blockage by snow and ice. 986. [ ] Section 909.4.6 - The smoke control system shall be capable of operation for at least 20 minutes after detecting the fire or 1.5 times the calculated egress time, whichever is less. 987. [ ] Section 909.5 - The leakage rate of smoke control system smoke barriers, excluding doors and windows, shall comply with the formulas in this section. 988. [ ] Section 909.5.1 - A mechanical smoke control system shall achieve the required pressure difference across the smoke control barriers considering the total leakage area, including leakage rates and gaps around doors and windows. Testing of passive smoke control shall be approved by the fire code official. 989. [ ] Section 909.5.2 - Openings in smoke control system smoke barriers shall have automatic closing devices actuated by system controls except for; Group I-3, fixed openings between smoke zones protected by airflow, a pair of opposite swinging doors across corridors in Group I-2 positive latching devices are not required and openings between smoke zones with ceiling heights of 14 feet or more and duration of operation exceeding 20 minutes. 990. [ ] Section 909.5.2.1 - Duct and air transfer openings in smoke control system smoke barriers shall be protected with Class II smoke dampers. 991. [ ] Section 909.6 - Mechanical smoke control systems shall create pressure differences

65 across smoke barriers. A tenable environment is not required to be maintained in the smoke zone of fire origin. 992. [ ] Section 909.6.1 - The smoke control system in fully sprinklered buildings shall create a minimum pressure difference of 0.05 inch water gage. In non-sprinklered buildings, the pressure difference shall be at least 2 times the pressure produced by the design fire. 993. [ ] Section 909.6.2 - The maximum pressure across a smoke control system smoke barrier exit doors shall allow the operation of the door in compliance with Section 1008.1.2. The opening and closing forces for other doors shall comply with the equation in this section. 994. [ ] Section 909.7 - Smoke control using the airflow method, fixed openings between smoke control zones to limit smoke migration from the fire zone, must be approved by the fire code official. The geometry of the openings must be considered to prevent flow reversal due to turbulance. 995. [ ] Section 909.7.1 - Airflow smoke control shall have a minimum average velocity through the openings in compliance with the equation in this section. 996. [ ] Section 909.7.2 - The airflow method of smoke control shall not be used when the quantity of air or velocity of airflow adversely affects the smoke control system, intensifies the fire, disrupts the plume dynamics or interferes with exiting or when airflow toward the fire exceeds 200 feet per minute. 997. [ ] Section 909.8 - Smoke control for large enclosed volumes, (atriums & malls), shall be approved by the fire code official. 998. [ ] Section 909.8.1 - The exhaust rate of this smoke control system shall maintain the smoke layer at least 6 feet above the floor of any means of egress within the smoke zone. 999. [ ] Section 909.9 - Smoke control systems shall be designed based on analysis in accordance with Section 909.4 and this section. 1000.[ ] Section 909.9.1 - The engineering analysis of the smoke control design fire shall include the characteristics of the fuel, fuel load and whether the fire is steady or unsteady. 1001.[ ] Section 909.9.2 - Determination of the design fire shall include consideration of the type of fuel, fuel spacing and configuration. 1002.[ ] Section 909.9.3 - The smoke control system design fire analysis shall be based upon the best available date rather than excessively stringent limitations of combustible materials. 1003.[ ] Section 909.9.4 - The smoke control system engineering analysis shall provide for the condition assuming fire growth halts when the sprinklers activate. 1004.[ ] Section 909.10 - Smoke control system fans, ducts, automatic dampers & balance dampers shall be suitable for the use and probable exposure temperatures. 1005.[ ] Section 909.10.1 - Smoke control system exhaust fans shall be rated for the probable temperature rise determined using the equation in this section. 1006.[ ] Section 909.10.2 - Smoke control system ducts and joints shall be able to withstand the probable temperatures and pressures to which they are exposed. Ducts shall be tested at 1.5 times the maximum design pressure. Leakage shall not exceed 5% of the design flow. Ducts shall be supported directly by fire rated structure with non-combustible supports. 1007.[ ] Section 909.10.3 - Smoke control system equipment location shall not expose the building to added fire hazard. Outside air inlets location shall minimize the potential to introduce smoke or flame into the building. Exhaust outlet location shall minimize re- introducing smoke and limit fire exposure of the building or adjacent buildings. 1008.[ ] Section 909.10.4 - Smoke control system automatic dampers shall be listed. 1009.[ ] Section 909.10.5 - Smoke control system belt driven fans shall have 1.5 times the number of belts required by design and at least 2 belts. Fans shall be selected for elevated temperatures when applicable. Fan supports shall be non-combustible. Fan motors shall have a minimum service factor of 1.15.

66 1010.[ ] Section 909.11 - The smoke control system shall have a primary source of power and a stand-by power source. The stand-by power source and transfer switches shall be in a separate room enclosed in 1 hour rated fire barriers with exterior ventilation. Transfer to stand-by power shall occur within 60 seconds of primary power failure. 1011.[ ] Section 909.11.1 - Smoke control systems shall have a 15 minute uninterruptable power supply and be protected by surge suppressors. 1012.[ ] Section 909.12 - The fire detection system providing control for the smoke control system shall have a control system listed for smoke control equipment. The control system shall provide audible and visual verification of abnormalities including a printed report. 1013.[ ] Section 909.12.1 - The wiring for the smoke control and detection system shall be in continuous raceways. 1014.[ ] Section 909.12.2.1 - Mechanical smoke control systems shall be activated automatically. 1015.[ ] Section 909.12.2.2 - Passive smoke control system are permitted to be activated by spot type detectors listed for releasing service. 1016.[ ] Section 909.12.3 - The automatic control sequence for smoke control systems shall be sprinkler system activation, manual controls accessible to the fire department and smoke detectors required by engineering analysis. 1017.[ ] Section 909.13 - Control air tubing for smoke control systems shall be sized for required response times. The tubing shall be clean & dry, supported and protected from damage. Tubing passing thru concrete or masonry shall be sleeved. 1018.[ ] Section 909.13.1 - Control air tubing for smoke control systems shall be hard drawn Type L copper, ACR. Final connections shall be made with brass compression fittings with other joints brazed. Non-metallic tubing meeting the conditions of this section is allowed within the control panel and at the final connection to devices. 1019.[ ] Section 909.13.2 - Control tubing serving non-smoke control functions shall have automatic isolation valves or be an independent system. 1020.[ ] Section 909.13.3 - The control tubing for smoke control systems shall be tested at 3 times operating pressure for 30 minutes without noticeable loss of pressure prior to final connection to devices. 1021.[ ] Section 909.14 - The detection and control systems shall be marked at all junctions, accesses and terminations. 1022.[ ] Section 909.15 - Smoke control system diagrams showing devices, functions & locations shall be kept on file with the fire code official, fire department and fire command center. 1023.[ ] Section 909.16 - Smoke control systems shall be provided with a smoke control panel in the fire command center. The panel shall allow manual control and over-ride of automatic controls. 1024.[ ] Section 909.16.1 - The smoke control panel shall clearly show all fans, airflow direction and relationship of the components. Status indicators on the panel for all equipment shall be white for normal, red for closed, green for open and yellow for fault. 1025.[ ] Section 909.16.2 - The smoke control panel shall provide control over the complete smoke control system with 2 & 3 position switches as follows: on-auto-off; open-auto- closed; on-off; open-closed. 1026.[ ] Section 909.16.3 - The smoke control panel on-off and open-closed positions have priority and cannot be contradicted from any other point in the building. The auto position allows control from other points in the building. 1027.[ ] Section 909.17 - The smoke control system response time from detection, shutdown and system start-up shall be achieved before the design condition is exceeded. 1028.[ ] Section 909.18 - The smoke control system devices, equipment & components shall be

67 tested to determine function, sequence and capacity as installed. 1029.[ ] Section 909.18.1 - The testing of smoke or fire detectors in the smoke control system shall include verification of air flow in the minimum & maximum conditions. 1030.[ ] Section 909.18.5 - Fans in a smoke control system shall be examined for correct rotation and voltage, amperage, rpm and belt tension shall be measured. 1031.[ ] Section 909.18.6 - Smoke control system smoke barriers shall be measured for pressure differences across the smoke barrier for each possible smoke control condition. 1032.[ ] Section 909.18.7 - Each smoke control system zone shall be tested by actuating one initiating device. Each additional device shall be actuated to verify sequence but without fan operation. Control sequences shall be verified including control panel over-ride and simulation of standby power. 1033.[ ] Section 909.18.8 - Smoke control systems shall be tested by a special inspector. 1034.[ ] Section 909.18.8.1 - Special inspections of the smoke control system shall be made prior to concealing the duct work to test leakage and record device locations and prior to occupancy to test pressure differences, flow measurements and detection & control verification. 1035.[ ] Section 909.18.8.2 - Smoke control system special inspectors shall have expertise in fire protection engineering, mechanical engineering and certification as an air-balancer. 1036.[ ] Section 909.18.8.3 - Smoke control system special inspection reports shall include identification of devices by manufacturer, nameplate date, design values & identification mark. The report shall be reviewed by the registered design professional and signed, sealed and dated when approved. 1037.[ ] Section 909.18.8.3.1 - The smoke control report shall be filed with the building official and kept in an approved location in the building. 1038.[ ] Section 909.18.9 - Smoke control system devices shall be marked and dated indicating the last successful testing and by whom. 1039.[ ] Section 909.19 - The certificate of occupancy for buildings with a smoke control system shall not be issued until the final report has been approved and the fire department has been instructed on the operation of the system. 1040.[ ] Section 909.20 - Smoke-proof enclosures required for vertical exit enclosures shall consist of an enclosed interior exit stairway and an outside balcony or ventilated vestibule. When access to the roof is required, it shall be from the smoke-proof enclosure when required. 1041.[ ] Section 909.20.1 - Access to a smoke-proof enclosure shall be from a vestibule or an exterior balcony. The size of the vestibule shall be at least 44" wide and 72" long. 1042.[ ] Section 909.20.2 - The smoke-proof enclosure shall be separated from the rest of the building and the vestibule with a 2 hour rated fire barrier. 1043.[ ] Section 909.20.2.1 - Smoke-proof enclosure doors shall be self-closing or automatic closing by smoke detectors installed on the floor side entrance to the smoke-proof enclosure. The activation of a smoke detector shall activate all doors on all levels of the smoke-proof enclosure. 1044.[ ] Section 909.20.3.1 - When the smoke proof enclosure is ventilated naturally and is accessed by an exterior balcony, the doors to the smoke proof enclosure shall be fire door assemblies. 1045.[ ] Section 909.20.3.2 - When the smoke proof enclosure is ventilated naturally and is accessed from a vestibule, the doors to the smoke proof enclosure shall be at least a 20 minute rated fire door assembly. 1046.[ ] Section 909.20.3.3 - When the smoke proof enclosure is ventilated naturally and is accessed from a vestibule, the vestibule shall have at least 16 sq ft of opening to a yard,

68 court or public way at least 20' wide. 1047.[ ] Section 909.20.4.1 - When the smoke proof enclosure is ventilated mechanically the door from the building to the vestibule shall be fire rated and gasketed. The door from the vestibule to the stairway shall be a 20 minute minimum rated door. 1048.[ ] Section 909.20.4.2 - When the smoke proof enclosure is ventilated mechanically, the supply air to the vestibule shall be at least 1 air change per minute. The exhaust air shall be at least 150% of the supply air. The supply air inlets shall be within 6" of the floor and the exhaust register shall be within 6" of the top of the smoke trap. 1049.[ ] Section 909.20.4.2.1 - An engineered mechanical ventilation system for a smoke proof enclosure shall exhaust at least 90 air changes per hour from any vestibule and be sized to handle 3 vestibules at once. Smoke detectors shall be located on the building side entrance to the vestibule and shall activate the smoke control system for that vestibule. 1050.[ ] Section 909.20.4.3 - When a mechanical ventilation system is used for a smoke proof enclosure, the vestibule ceiling shall be at least 20" higher than the door opening into the vestibule to create a smoke and heat trap. 1051.[ ] Section 909.20.4.4 - The mechanical ventilation system for a smoke proof enclosure shall have sufficient supply air to maintain 0.10" of water positive pressure in the stair shaft relative to the vestibule. 1052.[ ] Section 909.20.5 - Smoke proof enclosures in building with an NFPA 13 sprinkler system are not required to have a vestibule provided the stair shaft is pressurized to at least 0.15" of water and a maximum of 0.35" of water in the shaft relative to the building measured with all stair doors closed under maximum stack pressure and wind effect. 1053.[ ] Section 909.20.6 - Activation of the mechanical ventilation systems for smoke proof enclosure shall be by smoke detectors on each floor level at the entrance to the smoke proof enclosure. Smoke detector activation shall activate the mechanical equipment serving the smoke proof enclosure. 1054.[ ] Section 909.20.6.1 - The mechanical ventilation system serving the smoke proof enclosure shall be independent of any other building ventilation system. The equipment and duct-work shall either be located exterior to the building, directly connected to the smoke proof enclosure or have the duct-work enclosed in 2 hour rated fire barriers; be located within the smoke proof enclosure with intake and exhaust directly outside or have duct-work enclosed in 2 hour rated fire barriers; or be located within the building and separated from the building by 2 hour rated fire barriers. 1055.[ ] Section 909.20.6.2 - The mechanical ventilation system for the smoke proof enclosure shall be powered by an approved stand-by power system. 1056.[ ] Section 909.20.6.3 - The mechanical ventilation system for the smoke proof enclosure shall be tested in the presence of the building official to confirm system operation prior to approval. 1057.[ ] Section 910.1 - Smoke and heat vents, smoke exhaust systems and draft curtains are not required in frozen food warehouses storing Class I & II commodities when equipped with an automatic sprinkler system unless provided with an ESFR head sprinkler system. 1058.[ ] Section 910.2.1 - Smoke and heat vents shall be installed in the roof of one story Group F-1 or S-1 buildings with 50,000 sq ft of undivided area, except for Group S-1 aircraft repair hangars. 1059.[ ] Section 910.2.2 - Smoke and heat vents shall be installed in the roof of one story buildings having high piled combustible stock or rack storage. 1060.[ ] Section 910.2.3 - Smoke and heat vents shall be installed in the roof of one story Group F-1 of S-1 with increased maximum exit access travel distance. 1061.[ ] Section 910.3 - The design and installation of smoke and heat vents and draft curtains

69 shall comply with Table 910.3. 1062.[ ] Section 910.3.1 - The smoke and heat vents shall be listed and labled to indicate compliance with UL 793. 1063.[ ] Section 910.3.2.1 - Automatic smoke and heat vents with heat sensitive glazing shall fully open within 5 minutes after the vent cavity is exposed to a simulated fire that reaches 500 degrees in 5 minutes. 1064.[ ] Section 910.3.2.2 - The smoke and heat vents shall operate automatically in buildings equipped with an automatic sprinkler system. 1065.[ ] Section 910.3.2.3 - In non-sprinklered buildings, the smoke and heat vents shall operate automatically by activation of a heat responsive device rated between 100 and 220 degrees F. except for vents with heat sensitive glazing. 1066.[ ] Section 910.3.3 - The smoke and heat vents shall have an area of at least 16 sq ft with a least dimension of 4 feet. 1067.[ ] Section 910.3.4 - The smoke and heat vents shall be located at least 20' from lot lines & fire walls and at least 10' from fire barrier walls. They shall be uniformly located as per section 910.2 and above high piled storage areas. 1068.[ ] Section 910.3.5 - When draft curtains are required, they shall not be provided in areas where ESFR sprinklers are installed, they shall only be provided at the separation between ESFR and conventional sprinklers. 1069.[ ] Section 910.3.5.1 - The draft curtains shall be constructed of sheet metal, lath & plaster, gypsum board or other materials that resist the passage of smoke. 1070.[ ] Section 910.3.5.2 - The location and minimum depth of draft curtains shall comply with Table 910.3. 1071.[ ] Section 910.4 - Engineered mechanical smoke exhaust as an alternative to smoke & heat vents must be approved by the fire code official. 1072.[ ] Section 910.4.1 - Mechanical smoke exhaust fans shall be uniformly spaced no more than 100' apart within each draft curtained area. 1073.[ ] Section 910.4.2 - A smoke exhaust fan shall have a maximum capacity of 30,000 cfm. The aggregate capacity shall be determined by the equation in this section. 1074.[ ] Section 910.4.3 - The mechanical smoke exhaust fans shall automatically activate by operation of the sprinkler system or by heat detectors rated between 100 & 220 degrees F. 1075.[ ] Section 910.4.4 - The smoke exhaust fans shall be wired ahead of the main disconnect and be protected from temperatures exceeding 1,000 degrees F for at least 15 minutes. The controls shall be accessible by the fire service from the exterior and protected from interior fire exposure by 1 hour rated fire barriers. 1076.[ ] Section 910.4.5 - The supply air equal to at least 50% of the exhaust air shall be provided by uniformly distributed intake openings. 1077.[ ] Section 910.4.6 - When the smoke exhaust is combined with the comfort air handling system, the comfort air handling system shall be controlled to shut down in compliance with the smoke control sequence. 1078. [ ] Section 911.1 - When required, the fire command center shall be separated from the rest of the building with a 1 hour fire barrier and have an area of at least 200 sf with a least dimension of 10'. The fire command center layout shall be submitted for approval prior to installation and shall contain all of the features indicated in this section and shall comply with NFPA 72. 1079.[ ] Section 912.1 - Fire department connections shall be installed as per NFPA standards applicable to the system design. 1080.[ ] Section 912.2 - The locations of the fire department connections shall be approved, fully visible and recognizable and shall be identified with approved signage. Verify all new

70 installations of suppression system(s) with the City of Petoskey public safety fire officer(s) for compliance with their specific requirements. 1081.[ ] Section 912.3 - Immediate access to fire department connections shall be maintained at all times and without obstructions. 1082.[ ] Section 912.3.1 – The fire code official is authorized to require locking caps on fire department connections. 1083.[ ] Section 912.3.2 – A working space of not less than 36” x 36” x 78” high shall be maintained at the fire department connection location. 1084.[ ] Section 912.3.3 – Vehicle impact protection shall be provided where subject to motor vehicle impact is possible. 1085.[ ] Section 912.4 - Compliant metal signs with 1” raised letters shall be provided at all fire department connections. Signs shall read: AUTOMATIC SPRINKLERS; AUTOMATIC STANDPIPES; AUTOMATIC TEST CONNECTION, or a combination thereof as applicable. Where the department connection does not serve the entire building a sign shall be provided indicating the portion of the building served by that connection. 1086.[ ] Section 912.5 - The potable water supply shall be protected against back flow as per the MPC. 1087.[ ] Section 913.1 – Where fire pumps are provided they shall be installed as per this section and NFPA 20. 1088.[ ] Section 913.2 – The fire pump, driver and controller shall be protected against interruption of service as per NFPA 20. 1089.[ ] Section 913.2.1 – Fire pumps shall be located in rooms that are separated from all other areas by 2 hour fire rated construction or 1 hour when provided with NFPA 13 or 13R systems unless separation is not required as per NFPA 20. 1090.[ ] Section 913.3 – Pump rooms and pump houses shall be kept at a minimum 40 degrees F. 1091.[ ] Section 913.4 – Where provided, the fire pump suction, discharge and bypass valves and isolation valves on back flow prevention shall be supervised open by an approved method. 1092.[ ] Section 913.4.1 – Fire pump test outlet valves shall be supervised in the closed position. 1093.[ ] Section 913.5 – Acceptance testing shall be done in accordance with NFPA 20. 1094.[ ] Section 914.1.1 – Outside openings accessible to the fire department that open directly on a hoistway or shaftway communicating between 2 or more floors shall be plainly marked with the word SHAFTWAY in red letters at least 6” high on a white background. 1095.[ ] Section 914.1.2 – Door or window openings to a hoistway or shaftway from the interior of the building shall be plainly marked with the word SHAFTWAY in red letters at least 6” high on a white background. 1096.[ ] Section 914.2 – Fire protection equipment, rooms with controls for air-conditioning systems, sprinkler risers and valves or other fire detection, supervision or control elements shall be identified with approved signs. 1097.[ ] Section 915.1 – Emergence responder radio coverage shall be provided in all new buildings in accordance with Section 510 of the IFC. 1098.[ ] Section 916.1 – The owner, operator, or builder of R-1 residential occupancies shall install one operational carbon monoxide device at each source point. MEANS OF EGRESS 1099.[ ] Section 1001.2 - Alterations shall not reduce the number or capacity of the means of egress to less than the minimum required. 1100.[ ] Section 1003.2 - The means of egress ceiling height shall be at least 7 feet 6 inches except as provided elsewhere in the code. 1101.[ ] Section 1003.3.1 - Except for door closers and stops that extend to 78" above the floor, protruding objects that reduce headroom to no more than 80" are allowed in no more than

71 50% of a means of egress. Where headroom is less than 80", a barrier shall be provided that extends to at least 27" of the floor. 1102.[ ] Section 1003.3.2 - Free standing objects in a means of egress shall not overhang their post or pylon more than 12" when located between 27" and 80" above the floor. 1103.[ ] Section 1003.3.3 - Except for handrails, structural elements, fixtures or furnishings shall not project horizontally more than 4" when located between 27" and 80" above the floor. 1104.[ ] Section 1003.3.4 - Protruding objects shall not reduce the minimum clear width of an accessible route. 1105.[ ] Section 1003.4 - Means of egress walking surfaces shall be slip resistant and securely attached. [ ] Section 1003.5 - A sloped surface shall be used for changes in elevation in a means of egress of 12" or less. A ramp shall be provided when the slope is greater than 1:20. Elevation changes of 6" or less shall have contrasting floor finishes or handrails. A single 7" maximum step is permitted at exterior doors not required to be accessible in Groups F, H, R-2, R-3, S & U. A single or two riser stair is permitted at locations not required to be accessible provided the minimum tread is 13" and a handrail is provided within 30" of the centerline of the path of travel. Seating aisles not required to be accessible with changes in elevation less than 12" shall have risers and handrails complying with Section 1024. A change in elevation in a non-ambulatory Group I-2 occupancy corridor shall have a ramp or sloped walkway. 1106.[ ] Section 1003.6 - The required capacity of a means of egress shall not lessen in the direction of egress travel. 1107.[ ] Section 1003.7 - Elevators, escalators and moving sidewalks shall not be used as a component of a means of egress. 1108.[ ] Section 1004.1 - The number of occupants shall be the largest number computed by table 1004.1.1 or the actual number for which the building is designed. When accessory spaces egress through primary spaces, the occupant load for the primary space shall include the accessory space occupant load. 1109.[ ] Section 1004.2 - Where an occupant load that exceeds the tabular calculation is used, an aisle, seating or fixed equipment diagram shall be submitted for approval. The increased occupant load shall not exceed 1 person per 7 sq ft of occupiable floor space. 1110.[ ] Section 1004.3 - Assembly rooms or spaces shall have their occupant load posted in an approved location near the main exit. 1111.[ ] Section 1004.5 - Means of egress that converge at an intermediate level shall accommodate the sum of the occupant loads from both floors. 1112.[ ] Section 1004.6 - The occupant load of a mezzanine shall be added to the occupant load of the room it exits through. The exits from that room shall be designed for the sum of both occupant loads. 1113.[ ] Section 1004.7 - The occupant load of fixed seating areas shall be determined by the number of fixed seats, 1 person per 18" of seating length where there are no dividing arms or 1 person per 24" of booth seating length measured at the backrest. 1114.[ ] Section 1004.8 - Outdoor areas useable by building occupants shall be provided with the required means of egress. When outdoor areas are used by persons in addition to the occupants of the building and the means of egress passes through the building, the means of egress from the building shall be based on the sum of both occupant loads except for outdoor areas serving Group R-3 and individual dwelling units of Group R-2. 1115.[ ] Section 1004.9 - When a means of egress serves multiple occupancies, it shall meet the most stringent requirements of all occupancies served. 1116.[ ] Section 1005.1 - The means of egress width shall not be less than the calculated

72 occupant load x .3 for stairways and x .2 for other means of egress components. Where there are multiple means of egress, the loss of one shall not reduce the egress capacity to less than 50% of the required capacity. The maximum capacity of any story shall be maintained through the exit discharge. 1117.[ ] Section 1005.2 - Doors opening into the path of egress travel shall not reduce the required width to less than one half and shall not project more than 7" into the required width when fully open except within individual Group R-2 dwelling or sleeping units or Group R-3 dwelling units. 1118.[ ] Section 1006.1 - All means of egress including the exit discharge shall be illuminated at all times the building is occupied except for Group U occupancies, aisle accessways in Group A, dwelling and sleeping units in Groups R-1, R-2 & R-3 and sleeping units in Group I occupancies. 1119.[ ] Section 1006.2 - Means of egress illumination shall be at least 1 foot-candle. Auditoriums, theaters, concert and opera halls are permitted to be reduced to 0.2 foot- candles during performances provided activation of the fire alarm system automatically restores the required illumination. 1120.[ ] Section 1006.3 - The means of egress illumination shall be powered from the electrical system. An emergency electrical system shall automatically activate upon power failure, when 2 or more exits are required, to illuminate the following areas: the exit access corridors, exit stairways, exterior egress components that are not at the level of discharge, interior exit discharge elements, exterior exit discharge areas immediately adjacent to the exit discharge doorways, passageways and aisles. The duration of the emergency power shall be at least 90 minutes and shall be provided by batteries, unit equipment or generator. 1121.[ ] Section 1006.4 - The emergency lighting shall provide an initial illumination of at least an average of 1 foot-candle and a minimum of 0.1 footcandle and an average of 0.6 foot- candles and a minimum of 0.06 foot-candles at the end of the 90 minute duration. 1122.[ ] Section 1007.1 - Accessible spaces shall be provided with an accessible means of egress. If more than 1 means of egress is required from an accessible space, at least 2 accessible means of egress shall be provided. An accessible means of egress is not required for alterations to existing buildings. Only one accessible means of egress is required from an accessible mezzanine. Only 1 accessible means of egress is required from assembly spaces with sloped floors where the common path of travel for the accessible route for wheelchair spaces complies with Section 1028.8. 1123.[ ] Section 1007.2 - The accessible means of egress shall be continuous to the public way, be provided with an exterior area for assisted rescue if the exit discharge is not accessible. An area of refuge or an exterior area for assisted rescue shall be provided when the exit stair is open to the exterior. 1124.[ ] Section 1007.2.1 - An accessible means of egress elevator shall be provided in buildings with accessible levels four or more stories above or below a level of exit discharge. In buildings equipped with an NFPA 13 or 13R sprinkler system, the accessible elevator is not required on floors with a horizontal exit that are located at or above the level of exit discharge or on floors provided with a ramp. 1125.[ ] Section 1007.3 - Accessible enclosed exit stairways shall have at least 48" between handrails and an area of refuge or it shall be accessed from an area of refuge or a horizontal exit. An open stairway is permitted to be an accessible means of egress. An area of refuge is not required in open stairways equipped throughout with an NFPA 13 automatic sprinkler system, or exit stairs serving open parking structures. The clear width of 48" between handrails is not required in exit stairways in buildings equipped throughout with an NFPA 13 or 13R automatic sprinkler system, or for enclosed exit stairways accessed

73 from a horizontal exit. 1126.[ ] Section 1007.4 - An accessible means of egress elevator shall comply with the emergency operation and signaling device requirements of the Michigan elevator code. 1127.[ ] Section 1007.5 - Platform lifts that are part of an accessible route and are equipped with standby power are permitted to be a part of an accessible means of egress. 1128.[ ] Section 1007.6 - The maximum travel distance from an accessible space to an area of refuge shall comply with Section 1016.1. Every area of refuge shall have direct access to an enclosed stairway. If an elevator lobby is used as an area of refuge, the elevator shaft and lobby shall comply with Section 1022.9 for smoke proof enclosures. 1129.[ ] Section 1007.6.1 - Each area of refuge shall have a space 30" x 48" for each 200 occupants served and shall not reduce the required means of egress width. Access to a wheelchair space in an area of refuge can be obstructed by only one adjoining wheelchair space. 1130.[ ] Section 1007.6.2 - An area of refuge that is not in a vertical exit enclosure shall be separated from the rest of the story by a smoke barrier or a horizontal exit. 1131.[ ] Section 1007.6.3 - An area of refuge shall be provided with a 2-way communication system, with both audible and visual signals, to a central control point. If the control point is not constantly attended, it shall have access to a public telephone. 1132.[ ] Section 1007.7 - An exterior area for assisted rescue must be open to the outside air, comply with the size requirements for an area of refuge, shall be separated from the interior of the building with 1 hour rated exterior walls and 0.75 hour rated opening protectives that are within 10' both horizontally and vertically. 1133.[ ] Section 1007.7.1 - The exterior area for assisted rescue shall be at least 50% open and distributed to minimize the accumulation of smoke and toxic gases. 1134.[ ] Section 1007.7.2 - Exterior exit stairways that serve the exterior area for assisted rescue shall have a clear width of 48" between handrails. 1135.[ ] Section 1007.8 – A two way communication system shall be provided at the elevator landing on each accessible floor that is one or more stories above or below the story of exit discharge. 1136.[ ] Section 1007.8.1 – Communication systems shall provide communications between each required location and the fire command center or a central control point approved by the fire code official. The two-way communication system shall include both audible and visual signals. 1137.[ ] Section 1007.9 - The door leading to an area of refuge shall be identified with an illuminated, tactile and visual sign stating, AAREA OF REFUGE@ and the international symbol of accessibility. The sign shall be illuminated when exit sign illumination is required. 1138.[ ] Section 1007.10 - Exits and elevators that are not an accessible means of egress but serve accessible areas shall have a sign indicating the location of an accessible means of egress. 1139.[ ] Section 1007.11 - An area of refuge with a 2 way emergency communication system shall have instructions for its emergency use posted adjoining the communication system including directions to other means of egress, directions to exit as soon as possible unless assisting others, information on assistance in using the stairs or elevators and how to summon the assistance and directions on the use of the emergency communication system. 1140.[ ] Section 1008.1 - Means of egress doors shall be easily recognized as doors, they shall not have mirrors on them and they shall not be concealed by curtains, drapes, decorations, etc. 1141.[ ] Section 1008.1.1 - Means of egress doors shall provide a clear width of at least 32",

74 measured from the face of the door and the stop with the door open 90 degrees, except for Group I-2 doors used to move beds shall have a clear width of at least 41.5". When a door opening has two doors without a mullion, one leaf shall have an opening of 32". The maximum width of a swinging door is 48" and the minimum height is 80". The maximum and minimum width does not apply to doors in Groups R-2 & R-3 that are not part of the required means of egress. Doors to resident sleeping units in Group I-3 shall have a clear width of at least 28". Doors to closets with an area less than 10 sq ft have no minimum width. The revolving door leaf width is not limited. Dwelling or sleeping unit doors shall be at least a 78" high and exterior doors other than the required exit door shall be at least 76" high. Interior egress doors in dwelling and sleeping units in other than Group R-1 that are not required to be Type A, Type B or accessible are exempt from the size requirements. Doors within Type B dwelling units shall have a minimum clear width of at least 31.75". 1142.[ ] Section 1008.1.1.1 - There shall be no projections into the required door width below 34" above the floor. Between 34" and 80" above the floor, projections shall not exceed 4" except for door closers and door stops located a minimum of 78” above the floor. 1143.[ ] Section 1008.1.2 - Egress doors shall be side hinged swinging doors except for; private garages, offices, factory and storage areas with an occupant load of 10 or less; Group I-3 detention areas, doors within a Group R-2 or R-3 dwelling unit; revolving doors and horizontal sliding doors in other than Group H occupancies and power operated doors. Doors shall swing in the direction of egress travel when serving an occupant load of 50 or more or when serving a Group H occupancy. Interior swinging doors shall open with a force of 5 lbs. The door latch shall release with a force of 15 lbs for other swinging, sliding and folding doors. Doors shall start moving under a 30 lb force. Doors shall swing full open under a 15 lb force. 1144.[ ] Section 1008.1.4.1 - Revolving doors shall be capable of collapse to provide 2 egress paths with an aggregate width of 36"; be located at least 10' from the top or foot of stairs or escalators; comply with Table 1008.1.4.1 for maximum rpm; have a swinging door in the same wall within 10' of the revolving door. 1145.[ ] Section 1008.1.4.1.1 - Revolving egress doors shall not provide more than 50% of the required egress capacity; each door shall provide exiting for no more than 50 occupants; each door shall collapse under a force of 130 lbs applied 3" from the outer edge. 1146.[ ] Section 1008.1.4.1.2 - Non-egress revolving doors shall collapse under a force of 180 lbs. A collapsing force exceeding 180 lbs is allowed if the force is only 130 lbs when; power is removed from the device holding the door wings in position; the automatic sprinkler system activates; smoke detection system providing coverage within 75' of the revolving door is activated or; a manual switch in an approved location is activated. 1147.[ ] Section 1008.1.4.2 - Except in Group I-3, a power operated door actuated by a photo- electric mechanism or power-assisted manual operation shall be capable of manual operation, in compliance with Section 1008.1.3, if there is a power failure, except the force to set the door in motion shall not exceed 50 lbs. A single leaf within multiple-leaf bi- parting doors is exempt from the 32" minimum width provided two bi-parting leaves do provide the required minimum width. 1148.[ ] Section 1008.1.4.3 - Except in Group H occupancies, horizontal sliding doors used in a means of egress shall be power operated and capable of manual operations during a power failure; the doors shall be openable from both sides without special knowledge or effort; a force of 30 lbs shall set the door in motion and 15 lbs shall open or close the door; the door assembly shall have an integrated stand-by power supply; the power supply to the door shall be electrically supervised and the door shall open to the required width within 10 seconds of activation.

75 1149.[ ] Section 1008.1.4.4 - The entrance doors in a means of egress in buildings and tenant spaces with a Group A, B, E, I-2, M, R-1 or R-2 occupancy are permitted to be equipped with an entrance and egress access control system if an unlocking sensor on the egress side that will detect an approaching occupant; loss of power will automatically unlock the doors; a manual unlocking device with a Apush to exit@ sign within 5' of the door positioned 40" to 48" above the floor shall allow the door to remain unlocked for at least 30 seconds; the fire alarm, fire detection or automatic sprinkler system activation shall automatically unlock the door until the fire alarm system is reset and entrance doors in Group A, B, E or M occupancies shall not be secured from the egress side when open to the public. 1150.[ ] Section 1008.1.4.5 - In Groups B, F, M & S a horizontal or vertical security grill that can be opened from the inside without key, special knowledge or effort, is permitted at the main exit. The grill shall remain open during periods of occupancy by the general public. No more than 2 of the required exits shall be equipped with a security grill. 1151.[ ] Section 1008.1.5 - There shall be a floor or landing at the same elevation on each side of a door. The landings shall be level or sloped 1/4" per foot for exterior doors. Doors serving individual dwelling units in Groups R-2 & R-3 are permitted to open at the top step of an interior stair provided it does not swing over the step, screen and storm doors are permitted to swing over stairs. Exterior doors complying with Section 1003.5, Exception 1 are allowed to have one 7" step. The landing at exterior doors in Group R-3 occupancies not required to be accessible shall be no more than 7.75" below the door threshold if the door does not swing over the landing. Differences in elevation due to floor coverings shall be no more than 2". Exterior decks, patios or balconies with impervious surfaces serving Type B dwelling units shall be no more than 4" below the interior floor level of the dwelling unit. 1152.[ ] Section 1008.1.6 - Landings at doors shall have a width at least as required for the greater of the stair or the door and a length of at least 44" in the direction of travel. Doors, when fully open, shall not reduce the dimension by more than 7". When serving an occupant load of 50 or more the door swing shall not reduce the landing to less than 2 the required width. The landing length in the direction of travel in Groups R-3 & U and within Group R-2 dwelling units shall be at least 36". 1153.[ ] Section 1008.1.7 - The door thresholds shall be no more than 0.75" high for sliding doors serving dwelling units or 0.5" high for other doors. Thresholds and floor level changes at doors greater than 0.25" shall be beveled 1:2. The door threshold height at exterior doors of Groups R-2 & R-3 that are not a required means of egress and not on an accessible route shall not exceed 7.75". 1154.[ ] Section 1008.1.8 - The space between doors in a series shall be at least 48" plus the width of the door swinging into the space. Doors in a series shall swing in the same direction or away from the space between them. At least 48" shall be provided between horizontal sliding power operated doors. Storm and screen doors serving a dwelling unit in Groups R-2 & R-3 are not considered doors in a series. Doors within a dwelling unit in Groups R-2 & R-3 other than Type A units are exempt. 1155.[ ] Section 1008.1.9 - Egress doors shall be readily openable from the egress side without a key, special knowledge or effort. 1156.[ ] Section 1008.1.9.1 - Accessible door operating devices shall not require tight grasping, tight pinching or twisting of the wrist to operate. 1157.[ ] Section 1008.1.9.2 - Door operating hardware shall be installed between 34" and 48" above the floor. Locks used for security, not operation, are permitted at any height. Hardware on pool/spa/hot tub enclosures shall be 54" maximum. 1158.[ ] Section 1008.1.9.3 - Locks and latches that prevent operation of a door are permitted in places of detention or restraint; in Groups B, F, M & S occupancies, Group A occupancies

76 with 300 or less occupants and churches, are permitted to have key operated locking devices provide the device is readily distinguished as locked, there is a sign on or adjacent to the egress side stating, Athis door to remain unlocked when building is occupied@, in 1" high contrasting letters; when one leaf of a pair of egress doors is equipped with an automatic flush bolt with no other door knob or surface mounted hardware; on doors from Group R dwelling a sleeping units with an occupant load of 10 or less equipped with a night latch, dead bold or security chain that can be operated from inside without the use of a key or tool. 1159.[ ] Section 1008.1.9.4 - Manually operated flush or surface bolts are not permitted except on doors not required for egress serving a dwelling or sleeping unit and on the inactive leaf of a pair of doors serving a storage or equipment room are permitted to have manually operated edge or surface mounted bolts. 1160.[ ] Section 1008.1.9.5 - Unlatching of any door or leaf shall not require more than one operation. More than one operations is permitted for unlatching doors in places of detention or restraint; where manually operated bolt locks are permitted; where automatic flush bolts are permitted and on doors in Group R dwelling and sleeping units complying with Section 1008.1.9.3, Exception 4. 1161.[ ] Section 1008.1.9.7 - Delayed egress locks are permitted in any occupancy, except Groups A, E & H, in buildings equipped with an NFPA 13 sprinkler system or an automatic smoke or heat detection system. Occupants shall not be required to pass through more than 1 delayed egress lock before entering an exit. Delayed egress locks shall unlock upon activation of the sprinkler or fire detection system; shall unlock upon loss of power to the lock; shall unlock upon a signal from the fire command center; shall unlock within 15 seconds when a force of 15 lbs is applied for 1 second to the release device and an audible alarm sounds in the vicinity of the door and the door can only be re-locked manually; has a sign on or above the release device stating, Apush until alarm sounds. Door can be opened in 15 seconds@ and emergency lighting shall be provided at the door. 1162.[ ] Section 1008.1.9.10 - Interior stairway means of egress doors shall be operable from both sides without a key, special knowledge or effort. Stairway discharge doors are permitted to be locked from outside. High rise stairway doors complying with Section 403.5.3 are exempt. Stairway doors serving 4 stories or less are permitted to be locked from the side opposite the egress side. 1163.[ ] Section 1008.1.10 - Each means of egress door serving a Group A or E occupancy with an occupant load of 50 or more, Group H occupancies and electrical rooms meeting certain special circumstances provided with a latch or lock shall be equipped with panic hardware. Required panic hardware on balanced doors shall have push pads that extend no more than 2 the width of the door on the latch side. Panic hardware actuating portion shall extend at least 2 the width of the door and shall unlatch with a force of 15 lbs or less. 1164.[ ] Section 1008.2 - Means of egress gates shall comply with the applicable provisions for doors. Horizontal sliding or swinging gates more than 4' wide are permitted in fences and walls surrounding stadiums. 1165.[ ] Section 1008.2.1 - Panic hardware is not required on gates surrounding stadiums having constant immediate supervision while public is present a safe dispersal area of 3 sq ft per person is provided between the fence and 50 feet from the enclosed space. 1166.[ ] Section 1008.3 - Turnstiles that restrict travel to one direction shall not obstruct a required means of egress. Turnstiles shall be allowed no more than a 50 person capacity providing it will turn free in the direction of egress travel upon manual release by an employee in the area, the capacity is no more than 50% of the required capacity, the device is no more than 39" high, the device has at least 16.5" clear width at and below a 39" height

77 and at least 22" above the 39" height. Turnstiles in an accessible route shall have a clear width of at least 36" at and below a 34" height and at least 32" between 34" and 80" and is not a revolving device. 1167.[ ] Section 1008.3.1 - Turnstiles more than 39" high shall comply with Section 1008.1.4.1 for revolving doors. 1168.[ ] Section 1008.3.2 - Non-portable turnstiles serving an occupant load greater than 300 shall have a side hinged swinging door within 50 feet. 1169.[ ] Section 1009.1 - Stairs shall have a minimum width of 44". Stairs serving an occupant load of 50 or less shall have a width of at least 36". Spiral stairs shall comply with Section 1009.9 and aisle stairs shall comply with Section 1028. Where stair lifts are installed a clear width of 20" shall be provided measured from the folded position. 1170.[ ] Section 1009.2 - Stairs shall have a minimum headroom of 80", throughout the width and length of the stair, measured vertically from a line connecting the stair nosing. Spiral stairs shall have headroom of at least 78". 1171.[ ] Section 1009.4.2 – For the purpose of this section, all dimensions are exclusive of carpets, rugs or runners. Stair riser heights shall be a maximum of 7" and a minimum of 4". The tread depth shall be a minimum of 11" measured nose to nose. Winders shall have a minimum tread depth of 11" at a point 12" from the narrow end (walkline) and a minimum tread depth of 10". A maximum variation between treads or risers in a flight of stairs shall not exceed 3/8". Curved stairs shall comply with Section 1009.8 and spiral stairs shall comply with Section 1009.9. Aisle stairs serving assembly seating shall comply with Section 1024.11.2. In Group R-3, within dwelling units of Group R-2 and Group U occupancies accessory to Group R-3, The maximum riser height shall be 7.75", the minimum tread depth shall be 10", the winder tread depth at a point 12" from the narrow end shall be 11" and the minimum winder tread depth shall be 10". A nosing between 0.75" and 1.25" shall be provided on stairs with solid risers and a tread depth less than 11". Replacement stairs in existing buildings shall comply with the MEBC. 1172.[ ] Section 1009.4.3 - Winder treads are not permitted in a means of egress stairway except within a dwelling unit, unless the stairway is a curved stairway as per Section 1009.8 or a spiral stairway as per Section 1009.9. 1173.[ ] Section 1009.4.4 - Stair treads and risers shall have a uniform size and shape. The difference between the largest and smallest tread or riser shall not exceed 0.375". Non- uniform aisle stair risers shall comply with Section 1028.11.2. Uniform shaped winders differing from rectangular treads in the same stair flight shall comply with Section 1009.4.2. When a top or bottom riser adjoins a sloping walkway or driveway as a landing, the riser is permitted to reduce in height to less than 4", provided the slope does not exceed 1:12 and the leading edge of the tread shall have a distinctive marking 1" to 2" wide. 1174.[ ] Section 1009.4.5 - Stairs shall have solid risers that are vertical or sloped at an angle of 30 degrees or less from the vertical with nosings that project no more than 1.25" beyond the tread below. The radius of curvature and beveling of nosings shall not exceed 9/16". Solid risers are not required on stairs that are not accessible provided that the openings between treads do not permit the passage of a 4" diameter sphere. Solid risers are not required in Group I-3 occupancies or in Group F, H and S in areas not accessible to the public and there are no restrictions on the size of openings in the riser in these cases. 1175.[ ] Section 1009.5 - Stairs shall have landings at the top and bottom. The dimension of the landing in the direction of travel shall be at least the same as the width of the stair, but need not exceed 48". When wheelchair spaces are required within stairways the clear floor space shall be clear of the door swing and required landing width. Aisle stairs shall comply with Section 1028.

78 1176.[ ] Section 1009.6 - Stairs shall be built of materials consistent with the type of construction of the building. Wood handrails are allowed in all types of construction. 1177.[ ] Section 1009.6.1 - The maximum slope of stair treads and landings shall be 1:48, have a solid surface and securely attached floor coverings. Openings in stair walking surfaces shall not permit the passage of a ½” dia sphere. Groups F, H & S, except for parking structures, tread and landing openings that do not permit the passage of a 1.125" diameter sphere are permitted. 1178.[ ] Section 1009.6.2 - Exterior stairs and approaches shall be designed to not accumulate water on the walking surfaces. 1179.[ ] Section 1009.6.3 - The walls and soffits within enclosed usable spaces under enclosed and un-enclosed stairways shall have minimum 1 hour construction but not less than the rated construction required for the stairway except stairways within R-2 & R-3 shall be protected with 2" gypsum board minimum. There shall be no enclosed usable space under exterior stairways unless protected by 1 hour construction and the open space under exterior stairways shall not be used for any purpose. 1180.[ ] Section 1009.7 - Except for aisle stairs, a flight of stairs shall not have a vertical rise greater than 12 feet between landings. Alternating tread devices shall not have a rise greater than 20 feet. 1181.[ ] Section 1009.8 - The smaller radius of a curved stair shall be no less than twice the width of the stair. The tread depth measured 12" from the narrow end shall be at least 11" with a minimum tread depth of 10". Group R-3 and within dwelling units in Group R-2 are exempt from the provisions of this section. 1182.[ ] Section 1009.9 - Spiral stairs are permitted within dwelling units, serving an area of 250 sf with an occupant load of 5 or less or from galleries, catwalks & gridirons complying with Section 1015.6. Spiral stairs shall have a tread depth of at least 7.5" at a point 12" from the narrow end. Riser heights shall provide a headroom height of at least 78" and shall not exceed 9.5". The stair width shall be at least 26" at and below the handrail height. 1183.[ ] Section 1009.10 - Alternating tread devices may be used as a means of egress in Groups F, H & S from a mezzanine and from Group I-3 guard towers, observation stations or control rooms with an area of 250 sf or less and 5 occupants or less and for access to unoccupied roofs. 1184.[ ] Section 1009.10.1 - Alternating tread devices shall have handrails on both sides. 1185.[ ] Section 1009.10.2 - Alternating tread devices shall have a minimum projected tread of 5", a minimum tread depth of 8.5", a minimum tread width of 7" and a maximum riser height of 9.5". The initial tread shall be at the same elevation as the platform, landing or floor. An alternating tread device serving a 250 sq ft mezzanine and 5 occupants shall have a minimum projected tread depth of 8.5", a minimum tread depth of 10.5" and a maximum riser height of 8". 1186.[ ] Section 1009.11 – Ships ladders are permitted to be used within Group I-3 to and from control rooms or elevated observation stations not more than 250 sf with not more than 3 occupants and also to unoccupied roofs. Ladders shall have treads of 5” min, 8 ½” projection min and a riser height of 9 ½” max. Handrails shall be provided on both sides and the min clear with below the handrails shall be 20”. 1187.[ ] Section 1009.12 - Stairs shall have handrails on both sides except for stairs within dwelling units, spiral stairs and aisle stairs serving seating on one side. Aisle stairs are permitted to have a center handrail only. Handrails are not required on decks, patios and walkways with a single step between landings, in Group R-3 occupancies with a single step at doors, or at three or fewer risers within Group R-3 and R-2 dwelling and sleeping units. 1188.[ ] Section 1009.13 - At least one stair shall extend to the roof in buildings 4 stories or

79 higher and having a roof slope 4:12 or less. Access to an unoccupied roof is permitted to be by an alternating tread device. 1189.[ ] Section 1009.13.1 - Stairways providing roof access shall be through a penthouse complying with Section 1509.2. Access to an unoccupied roof is permitted to be through a roof hatch having a minimum dimension of 2' and an area of at least 16 sq ft. 1190.[ ] Section 1009.13.2 - Where a roof hatch access is provided within 10 feet of a roof edge guards shall be provided as per Section 1013. 1191.[ ] Section 1009.14 – Roofs and penthouses containing elevator equipment that must be accessed for maintenance are required to be served by a stairway. 1192.[ ] Section 1010.1 - Ramped aisles in assembly rooms shall comply with Section 1024.11. Vehicle ramps in parking garages, that are not a part of an accessible route or means of egress, are not required to comply with Sections 1010.3 thru 1010.9. 1193.[ ] Section 1010.2 - Except for aisle ramps, means of egress ramps shall have a slope no steeper than 1:12. Other pedestrian ramps shall have a slope no steeper than 1:8. 1194.[ ] Section 1010.3 - The ramp cross slope shall be no greater than 1:48. 1195.[ ] Section 1010.4 - The vertical rise of any ramp between landings shall not exceed 30". 1196.[ ] Section 1010.5.1 - Ramp width shall be as required for corridors in Section 1018.2, with a clear ramp width between handrails of at least 36". 1197.[ ] Section 1010.5.2 - The minimum headroom in a means of egress ramp shall be 80". 1198.[ ] Section 1010.5.3 - A means of egress ramp shall not reduce in width in the direction of egress travel. Projections into the required ramp width are not allowed. Door openings onto a landing shall not reduce the clear width to less than 42". 1199.[ ] Section 1010.6 - Ramps shall have landings at the top, bottom, points of turning, entrance, exit and at doors. 1200.[ ] Section 1010.6.1 - Ramp landings shall not have a slope greater than 1:48. 1201.[ ] Section 1010.6.2 - The ramp landing width shall be at least as wide as the widest adjoining ramp. 1202.[ ] Section 1010.6.3 - The ramp landing length shall be at least 60" and in non-accessible dwelling units of Groups R-2 & R-3 the length shall be at least 36". Where the ramp is not part of an accessible route the landing shall not be required to be more than 48" in the direction of travel. 1203.[ ] Section 1010.6.4 - Ramp landings shall be 60" x 60" where a change in direction of travel occurs, and in non-accessible dwelling units in Groups R-2 & R-3 the landings shall be at least 36" x 36". 1204.[ ] Section 1010.7.1 - Ramp surfaces shall be slip resistant and securely attached. 1205.[ ] Section 1010.7.2 - Exterior ramps shall be designed so that water will not accumulate on the ramp. 1206.[ ] Section 1010.8 - Ramps with a vertical rise greater than 6" shall have handrails on both sides. 1207.[ ] Section 1010.9 - Edge protection shall be provided on each side of ramps and landings. Ramps not required to have handrails that are provided with flared sides do not require edge protection. Ramp landings having a drop-off of 2" or less within 10" of the landing do not require edge protection. 1208.[ ] Section 1010.9.1 - A curb, rail, wall or barrier shall be provided that prevents the passage of a 4" dia sphere within 4" of the floor or ground surface. 1209.[ ] Section 1010.9.2 - The floor or ground surface of a ramp run or landing shall extend 12" min. beyond the inside face of the handrails complying with Section 1012. 1210.[ ] Section 1010.10 - Guards shall be provided whenever the grade or floor below the ramp or landing is more than 30"

80 1211.[ ] Section 1011.1 - Readily visible exit signs shall be provided at each exit door. Exit signs shall be located so that no point in an exit access corridor is more than 100 feet from the nearest visible exit sign. Exit signs are not required in rooms or areas that require only one exit or exit access; Group U; dwelling and sleeping units in Groups R-1, R-2 & R-3; Group I-3 dayrooms, dormitories or sleeping areas. Exit signs are not required on the seating side of vomitories when readily apparent exit signs are provided in the concourse and egress lighting is provided to identify each vomitory. 1212.[ ] Section 1011.2 - Except for tactile signs, exit signs shall be illuminated 1213.[ ] Section 1011.3 - A tactile sign stating AEXIT@ shall be provided adjacent to each door to an area of refuge, exit stairway or ramp, exit passageway and the exit discharge. 1214.[ ] Section 1011.4 - Internally illuminated, self-luminous and photo-luminescent exit signs shall be illuminated at all times. 1215.[ ] Section 1011.5.1 - Externally illuminated exit signs shall have a high contrast with the background. 1216.[ ] Section 1011.5.2 - Externally illuminated exit signs shall have an intensity of at least 5 foot-candles. 1217.[ ] Section 1011.5.3 - Externally illuminated exit signs shall be illuminated at all times and shall be connected to an emergency electrical system that can provide illumination for at least 90 minutes. 1218.[ ] Section 1012.1 - Handrails shall be designed and attached as per Section 1607.7. 1219.[ ] Section 1012.2 - Stair and ramp handrails shall be mounted at a uniform height between 34" and 38" measured vertically above the nose of the treads or ramp surface. Alternating tread devices and ship ladders shall have handrails uniformly mounted between 30” and 34”. 1220.[ ] Section 1012.3.1 – Type I handrails shall be graspable with a diameter between 1.25" and 2" or provide equivalent graspability. Non-circular handrails shall have a perimeter between 4" and 6.25" with a maximum cross section dimension of 2.25". 1221.[ ] Section 1012.3 – All required handrails shall comply with Type I profile except for Group R-3, Group R-2 individual dwelling units and their accessory Group U areas shall be allowed to be Type II profile or shall provide equivalent graspability. 1222.[ ] Section 1012.3.2 – Type II handrails with a perimeter greater than 6 ¼” shall provide graspable finger recess area on both sides of the profile that meet the listed parameters of this section. 1223.[ ] Section 1012.4 - Handrail gripping surfaces shall be continuous without obstruction by newel posts. Within a dwelling unit a handrail is permitted to be interrupted by a newel post at a landing, and a volute, turnout or starting easing is allowed on the lowest tread. Handrail brackets attached to the bottom of a handrail shall not be considered an obstruction. For each 2" handrail perimeter greater than 4", the 1.5" clearance is permitted to be reduced by 0.125". Handrail shall not rotate within their fittings. 1224.[ ] Section 1012.6 - Handrail ends shall be continuous or returned to the wall, guard or walking surface. Except for handrails within non-accessible dwelling units, handrail ends shall extend horizontally at least 12" beyond the top riser and continue to slope for the length of a tread beyond the bottom riser. Handrails for ramps shall extend 12" horizontally beyond the top and bottom of ramp runs. Group A aisle handrails shall comply with Section 1028.13. Alternating tread devices and ship ladders are allowed to terminate above the top and bottom risers, need not be continuous and need no extensions past the top and bottom risers. 1225.[ ] Section 1012.7 - Handrails shall have a clearance of at least 1.5" to a wall or other surface.

81 1226.[ ] Section 1012.8 - The clear width between handrails of a ramp shall be 36" minimum. Stair and ramp projections into the required width at handrail height and below shall be no more than 4.5". Projections above the headroom height are not limited. 1227.[ ] Section 1012.9 - Intermediate handrails shall be provided on stairs with a required width greater than 60" so that all portions of the required width of the stair are within 30" of a handrail. 1228.[ ] Section 1013.1 - Guards shall be located at all open sided walking surfaces, stairs, ramps, landings, etc. and along glazed sides of stairs, ramps and landings that are more than 30" above the floor or ground below. Guards are not required on the loading side of loading docks or piers; on the audience side of stages, platforms, runways, ramps, side stages and associated steps used for entertainment or presentation; at vertical openings in stage and platform performing areas; at elevated lighting and equipment platforms appurtenant to stages & platforms; at vehicle service pits not having public access; at assembly seating with guards complying with Section 1028.14. 1229.[ ] Section 1013.1.1 – Where glass is used to provide a guard or used in a guard system, the guard shall also comply with Section 2407. 1230.[ ] Section 1013.2 - Guards shall be at least 42" high measured vertically above the floor, tread nose or fixed seating. Stair guards, where the top rail is a handrail, in Group R-3 and within dwelling units of Group R-2 the height shall be between 34" and 38" measured vertically above the tread nose. Guard heights in assembly seating areas shall comply with Section 1028.14. Alternating tread devices and ship ladders shall have guards mounted between 30” and 34”. 1231.[ ] Section 1013.3 - Open guards shall not allow the passage of a 4" diameter sphere for any opening in the lower 36" of the guard and from 36” to 42” the open guard shall not allow the passage of a 4 3/8" diameter sphere. The triangular space formed by the riser, tread and bottom rail at the open side of a stair shall not allow the passage of a 6" diameter sphere. At elevated walking surfaces to access electrical, mechanical or plumbing equipment and in Groups I-3, F, H and S, the guard shall not allow the passage of a 21" diameter sphere. Guards at the end of assembly seating aisles shall not allow the passage of a 4" diameter sphere below a 26" height and an 8" diameter sphere above the 26" height. Within R-2 & R-3 dwelling units the guard on stairs shall not pass a 4.375" sphere. 1232.[ ] Section 1013.4 - Porches enclosed with insect screens shall be provided with a guard when the walking surface is more than 30" above the floor or grade below. 1233.[ ] Section 1013.5 & 6 - Mechanical equipment guards and roof access openings shall be installed when the equipment or access opening is located within 10' of the roof edge or walking surface that is more than 30" above the floor, roof or grade below. The guard shall not allow the passage of a 21" diameter sphere. The guard shall extend 30" min. past each end of each unit. 1234.[ ] Section 1014.2 - A means of egress shall not pass through a high hazard occupancy, a kitchen, a store room, a closet or a room that can be locked. A means of egress from a dwelling or sleeping unit shall not pass through another sleeping area, toilet rooms or bath rooms. A means of egress are allowed to pass through a kitchen serving the same dwelling or sleeping unit. A means of egress in a Group H, S or F occupancy are permitted to pass through intervening room of the same or lesser hazard occupancy group. Group M can egress 50% through a stockroom if it is not subject to locking and has a min. 44" wide aisle defined by walls leading to the exit without obstructions. 1235.[ ] Section 1014.2.1 - Each tenant space, dwelling or sleeping unit shall be provided with access to the required exits without passing through adjacent tenant spaces, dwelling or sleeping units unless of an equal occupancy group and less than 10% of the area of the

82 tenant being egressed through. 1236.[ ] Section 1014.2.2 - Habitable rooms or suites in group I-2 occupancies shall have an exit access door that leads directly to an exit access corridor or directly outside at grade level. 1237.[ ] Section 1014.2.3 - Patient sleeping rooms are permitted to exit through an intervening room that serves no more than 8 patient beds. Nursing suits are permitted to exit through an intervening room where there is direct and constant visual supervision by nurses. Suites of rooms that are not patient sleeping rooms are permitted to exit through 1 intervening room if the travel distance within the suite to the exit access door is 100' or less and through 2 intervening rooms if the travel distance within the suite to the exit access door is 50'. 1238.[ ] Section 1014.2.3.2 - Suites of sleeping rooms shall not exceed 5,000 sq ft and suites of non-sleeping rooms shall not exceed 10,000 sq ft. At least 2 remote exit access doors shall be provided in any suite of rooms having sleeping rooms that exceeds 1,000 sq ft. 1239.[ ] Section 1014.2.3.3 - The travel distance between any point in a suite of sleeping rooms and an exit access door serving the suite shall not exceed 100'. 1240.[ ] Section 1014.2.4.2 - At least 2 remote exit access doors shall be provided in any suite of rooms not having sleeping rooms that exceed 2,500 sq ft. 1241.[ ] Section 1014.2.6 - The travel distance between any point in a Group I-2 occupancy and an exit access door in the room shall not exceed 50'. 1242.[ ] Section 1014.3 - The common path of egress travel shall not exceed 75' except for Group H-1, H-2 & H-3 occupancies it shall not exceed 25'. Groups B, F & S occupancies equipped throughout with an NFPA 13 sprinkler system, Groups B, S & U occupancies with an occupant load of 30 or less and Group I-3 occupancies shall have a common path of egress travel that does not exceed 100'. Group R-2 occupancies equipped throughout with an NFPA 13 or 13R sprinkler system shall not have more than 125' common path of egress travel. 1243.[ ] Section 1015.1 - Two exits or exit access doors shall be provided from any space that has an occupant load that exceeds the values in Table 1015.1 (except for R-2 & R-3 with NFPA 13 or 13R and <20 occupant load), the common path of travel exceeds the limitations of Section 1014.3 or where required by Sections 1015.3, 1015.4, 1015.5, 1015.6 or 1015.6.1. Group I-2 occupancies shall comply with Section 1014.2.2 through 1014.2.7. 1244.[ ] Section 1015.1.1 - Access to 3 exits shall be provided to any space with an occupant load of 501 to 1,000. Four exits shall be provided from any space when the occupant load is greater than 1,000. 1245.[ ] Section 1015.2 - Exits shall be unobstructed at all times. 1246.[ ] Section 1015.2.1 - When 2 exits are required from a building or area, they shall be located a distance apart from each other of at least 2 of the diagonal distance of the room or area served. The distance apart shall be at least 1/3 of the diagonal distance if the building is equipped with an NFPA 13 or NFPA 13R sprinkler system. When exit enclosures are interconnected by a rated corridor, the separation distance shall be measured along a direct line of travel within the corridor. 1247.[ ] Section 1015.2.2 - When access to 3 or more exits are required, two of them shall be arranged as per Section 1015.2.1. 1248.[ ] Section 1015.3 - Boiler, incinerator & furnace rooms with an area greater than 500 sf and a fuel fired piece of equipment exceeding 400,000 Btu input shall have 2 exit or exit access doors located at least 2 the maximum diagonal distance apart from each other. One of the exit doors is permitted to be served by a ladder or alternating tread device. 1249.[ ] Section 1015.4 - Refrigeration machinery rooms with an area greater than 1,000 sf shall have 2 exit or exit access doors located at least 2 the maximum diagonal distance apart from each other. One of the exit doors is permitted to be served by a ladder or alternating

83 tread device. All points in the room shall be within 150' of an exit or exit access door. The travel distance is permitted to be increased in compliance with Section 1016.1. The doors shall be tight fitting, self-closing and swing in the direction of travel. 1250.[ ] Section 1015.5 - Refrigerant evaporator rooms maintained below 68 degrees F with an area greater than 1,000 sf shall have 2 exit or exit access doors. All points in the room shall be within 150' of an exit or exit access door when not protected with an automatic sprinkler system. The travel distance is permitted to be increased in compliance with Section 1016.1. 1251.[ ] Section 1015.6 - When 2 means of egress are required from a stage, they shall be provided on each side of the stage. 1252.[ ] Section 1015.6.1 - Catwalks, galleries and gridirons serving stages shall comply with the requirements for Group F-2. Lighting and access catwalks, ladders and spiral stairs shall be at least 22" wide. Spiral stairs, ladders & alternating tread devices are permitted in the means of egress. Stair enclosure is not required. A second means of egress is not required where a means of escape to a floor or roof is provided. 1253.[ ] Section 1016.1 - The exit access travel from the most remote point to an exit along the natural and unobstructed path shall not exceed the distances given in Table 1016.1. The travel distance shall include the travel on unenclosed exit access and exit stairs and ramps measured tangent to the tread nose in the center of the stair. Travel distance in open parking garages shall be measured to the closest riser of open stairs. Travel distance in outdoor facilities with exterior stairs or ramps shall be measured to the closest riser or slope. Travel distance shall be measured to the exit discharge when exit stairs are unenclosed in the first and second stories of buildings provided with an NFPA 13 system. 1254.[ ] Section 1016.3 - Exit access travel distances shall be increased by up to 100' provided the increased distance occurs on an exterior egress balcony in accordance with section 1019. 1255.[ ] Section 1017.1 - The required width of exit access aisles between seats, tables, furnishings, displays, etc. shall be unobstructed. Aisles serving assembly areas, reviewing stands, grandstands & bleachers shall comply with Section 1028. Door swings shall not reduce the width to more than 2 and in the full open position shall not project more than 7" into the required width. Trim or decorative features shall not reduce the required width by more than 1.5" on each side. 1256.[ ] Section 1017.2 - The aisle width in Group B & M occupancies shall comply with Section 1005.1 and shall be at least 36". Non-public aisles that are not required to be accessible and serve less than 50 people are permitted to be 28" wide. 1257.[ ] Section 1017.3 - An aisle accessway shall be provided on at least 1 side of each element in a M use, shall be at least 30" wide, shall have a max common travel of 30' unless the occupant load is less than 50, then common travel of 75'. 1258.[ ] Section 1017.4 - The aisle accessway width serving seating at tables or counters shall comply with Section 1005.1 and be not less than indicated in Section 1014.4.3.2. The aisle or aisle accessway width adjacent to seating at tables or counters shall be measured from a point 19" from the table or counter to walls, edges of seating and tread edges. Where fixed seating occurs the width shall be measured from the back of the seat. 1259.[ ] Section 1017.4.2 - Seating aisle accessway width shall be 12" plus 0.5" for each foot of length beyond 12', unless the length is 6' or less and serves 4 persons maximum. 1260.[ ] Section 1017.4.3 - The length of an aisle accesway shall not exceed 30' measured from any seat to a point where there are 2 paths of travel to separate exits. 1261.[ ] Section 1018.1 - Corridors shall be constructed as fire partitions with a fire resistance rating as required by Table 1018.1. A fire rating is not required for corridors in Group E occupancy at ground level where classrooms have 1 exit directly to the exterior and

84 assembly rooms have at least 2 of the required exit door opening to the exterior; in Group R occupancies within dwelling or sleeping units; in open parking garages; and in Group B occupancies requiring only one means of egress. 1262.[ ] Section 1018.2 - The minimum width of a corridor shall be determined by the occupant load in accordance with section 1005.1 but not less than 44"; 24" for access to electrical, mechanical & plumbing system; 36" for occupant loads of 50 or less or within a dwelling unit; 72" in Group E corridors with an occupant load of 100 or more and in incapacitated type outpatient medical care uses with gurney traffic; and 96" in Group I-2 occupancies where required for bed movement. 1263.[ ] Section 1018.4 - When more than 1 exit or exit access is required dead end corridors shall be no more than 20 feet in length. Dead end corridors shall not exceed 50' in Group I- 3 Occupancy Condition 2, 3 or 4 or Group B, E, F, I-1, M, R-1, R-2, R-4, S and U occupancies equipped throughout with an NFPA 13 sprinkler system. There shall be no limit to a dead end corridor with a length that is less than 2.5 times the width. 1264.[ ] Section 1018.5 - Corridors shall not be used for supply, return, exhaust, relief or ventilation air ducts. Corridors used for make-up air for exhaust systems in room opening directly into the corridor shall be supplied with outdoor air at a greater rate than the make- up air removed. Within a dwelling unit or tenant spaces with less than 1,000 sq ft, corridors are permitted to be used for return air. 1265.[ ] Section 1018.5.1 - The use of the space above the corridor ceiling as a return air plenum is permitted when the corridor is not required to be fire rated; the corridor is separated from the plenum by fire rated construction; the air handling system is shut down upon activation of the air handling unit smoke detectors; the air handling system serving the corridor is shut down upon sprinkler water flow in buildings equipped throughout with an automatic sprinkler system; and when used as a component of an engineered smoke control system. 1266.[ ] Section 1018.6 - Fire rated corridors shall be continuous from the point of entry to an exit. Only passage through a foyer, lobby or reception room is permitted. 1267.[ ] Section 1019.1 - Egress balconies shall comply with the requirements for corridors regarding width, headroom, dead ends and projections. 1268.[ ] Section 1019.2 - Exterior egress balconies shall be separated from the building interior by walls and opening protectives as required for corridors unless the balcony is served by two stairs and dead end travel does not pass an unprotected opening. 1269.[ ] Section 1019.3 - An exterior egress balcony shall be at least 50% open with the openings distributed to minimize the accumulation of smoke and toxic gas. 1270.[ ] Section 1020.1 - Exits shall not be used for any purpose that interferes with the exiting function. Once a level of protection is achieved, it shall not be reduced until the exit discharge is reached. 1271.[ ] Section 1020.2 - All occupiable buildings shall have at least one exterior doors. 1272.[ ] Section 1021.1 - Each story and occupied roof shall be provided with the number of exits as required by Table 1021.1. The required number of exits shall be maintained until reaching grade or the public way. 1273.[ ] Section 1021.1.2 - Parking structures shall have at least 2 exits for each tier. Only 1 exit is required when vehicles are mechanically parked. Unenclosed vehicle ramps are not exits unless pedestrian facilities are provided. 1274.[ ] Section 1021.1.3 - Helistops located on buildings shall have 2 or more exits. Landing platforms less than 60' long or 2,000 sq ft in area the second means of egress is permitted to be a fire escape, alternating tread device or ladder to the floor below. 1275.[ ] Section 1021.2 - Only one exit is required in buildings described in Table 1021.2 having only one level below the first floor above grade; buildings of Group R-3 occupancy; single

85 level buildings at the level of exit discharge that complies with Section 1004.1 as a space with one means of egress. 1276.[ ] Section 1021.3 - Exits shall be continuous from the point of entry to the exit discharge. 1277.[ ] Section 1022.1 - Interior exit stairways and ramps connecting less than 4 levels shall be enclosed in a 1 hour rated fire barrier. Stairs connecting 4 levels or more shall be enclosed in a 2 hour rated fire barrier. The number of stories includes basements, but not mezzanines. Exit enclosures shall be used only for means of egress purposes. Group A-5 occupancies with exterior means of egress are not required to be enclosed. Stairs within dwelling and sleeping units in Groups R-1, R-2 or R-3 are not required to be enclosed. Stairs serving only open parking structures are not required to be enclosed. Stairs in Group I-3 complying with Section 408.3.8 are not required to be enclosed. Stage exit stairs complying with Section 410.5.3 are not required to be enclosed. 1278.[ ] Section 1022.4 - Penetrations into and openings through exit enclosures are prohibited except for required exit doors, pressurization equipment and ducts, sprinkler piping, standpipes, fire department electrical raceways and electrical raceways serving the exit enclosure terminating in a maximum 16 sq in steel box. Allowed penetrations shall be protected in compliance with Section 713. No penetrations are allowed between adjacent exit enclosures. 1279.[ ] Section 1022.5 - Equipment and ductwork for exit enclosure ventilation shall be located outside the building and directly connected to the enclosure by ductwork enclosed in a shaft; when located within the exit enclosure the intake and exhaust shall be to and from the exterior or conveyed in ducts enclosed in shafts; when located within the building the equipment and ductwork shall be separated from the building and other mechanical equipment as required for shafts. 1280.[ ] Section 1022.6 - When exterior walls enclosing stairways & ramps are not rated, the building exterior walls, having an exposure to the stair walls of less than 180 degrees, and within 10' horizontally, shall be 1 hour rated walls with 0.75 hour rated opening protectives extending vertically from the ground to the lesser of 10' above the top stair landing or the roof line and shall also comply with Section 705. 1281.[ ] Section 1022.7 - A stairway in an exit enclosure that continues below the level of exit discharge shall have an approved barrier to prevent unintentionally continuing past the level of exit discharge. Directional exit signs shall be provided complying with Section 1011. 1282.[ ] Section 1022.8 - Exit enclosures connecting more than 3 stories shall have a sign at each floor landing indicating the floor level, the top & bottom of the stair and stair identification and the direction and story of the exit discharge and whether there is access to the roof. The sign shall be 5' above the floor and visible whether the doors are open or closed. Tactile signs as per ICC ANSI A117.7 shall also be provided at each floor landing. 1283.[ ] Section 1022.9 - In high rise and underground buildings, exits serving floor levels more than 55' above the lowest level of fire department access or more than 30' below the level of exit discharge shall be either smoke-proof enclosures or pressurized stairways complying with Section 909.20. 1284.[ ] Section 1022.9.1 - A smokeproof enclosure or pressurized stairway shall discharge directly outside or into an exit passageway. The exit passageway shall have no other openings and be separated from the rest of the building by 2 hour fire rated construction. Openings are permitted when the exit passageway is pressurized the same as the smoke proof enclosure or the pressurized stairway and has protected openings as required for the stair enclosure. 1285.[ ] Section 1020.1.7.2 - Access to a stairway within a smokeproof enclosure shall be from a

86 vestibule or an open exterior balcony unless the stairway is pressurized as per Section 909.20.5. 1286.[ ] Section 1023.1 - An exit passageway, connecting an exit to the exit discharge in a horizontal direction, shall not be used for any purpose other than as a means of egress. 1287.[ ] Section 1023.2 - The width of an exit passageway shall be as required for the occupant load in section 1005.1 but at least 44" or 36" if the occupant load is less than 50. Fully open doors and handrails shall not project more than 7" into the required width and the door swing shall not reduce the required width to less than 2. 1288.[ ] Section 1023.3 - Exit passageway enclosures shall have walls, floors and ceilings constructed as fire barriers with a rating of at least 1 hour but not less than the rating of the connected exit enclosure. 1289.[ ] Section 1023.5 - Exit passageway opening protectives shall be fire door assemblies complying with Section 715. Except as permitted for covered malls in Section 402.4.6, exit passageway openings shall be limited to those used for exit access from occupied spaces. An elevator shall not open into an exit passageway. 1290.[ ] Section 1023.6 - Penetrations into and openings through exit passageways are prohibited except for required exit doors, pressurization equipment and ducts, sprinkler piping, standpipes, fire department electrical raceways and electrical raceways serving the exit passageways terminating in a maximum 16 sq in steel box. Allowed penetrations shall be protected in compliance with Section 713. No penetrations are allowed between adjacent exit passageways. 1291.[ ] Section 1025.1 - A horizontal exit shall not be the only exit from a floor area, and shall not provide more than 2 of the required number of exits or total exit width. Horizontal exits can provide 2/3 of the required exits in Group I-2 occupancies, and 100% of the required exits in Group I-3 occupancies. Group I-3 occupancies shall provide at least 6 sq ft of space per occupant for the total number of occupants in adjoining compartments on each side of the horizontal exit. 1292.[ ] Section 1025.2 - The wall separating fire compartments connected by a horizontal exit shall be constructed as a fire wall or a fire barrier and have a fire rating of at least 2 hours. The wall shall extend vertically through all levels of the building unless the floor assemblies have a 2 hour fire rating with no unprotected openings and horizontally from exterior wall to exterior wall. A fire rated wall is not required when the horizontal exit is an above grade pedestrian walkway with more than 20' between buildings. 1293.[ ] Section 1025.3 - Fire doors in horizontal exits shall be self-closing or automatic closing by smoke detection complying with Section 715.4.8.3. 1294.[ ] Section 1025.4 - The horizontal exit refuge area shall be spaces occupied by the tenant or public spaces adequate to house the occupant load of the space plus those from the adjoining compartment based on the capacity of the horizontal exit doors. The refuge area shall be calculated at 3 sq ft per person excluding areas of stairways, elevators, shafts and courts. The required area shall be 6 sq ft per person for Group I-3; 15 sq ft per person for ambulatory Group I-2; 30 sq ft per person for non-ambulatory Group I-2. 1295.[ ] Section 1026.2 - Exterior exit stairways and ramps may be used as part of a required means of egress in buildings 6 stories and 75' in height or less except for Group I-2 occupancies. 1296.[ ] Section 1026.3 - Exterior exit stairways and ramps shall have at least one side open with an open area of at least 35 sf located 42" or more above the floor or landing at each floor level. 1297.[ ] Section 1026.4 - The open side of an exterior stairway or ramp shall adjoin a yard, court or public way.

87 1298.[ ] Section 1026.5 - Exterior exit stairways and ramps shall be located in compliance with Section 1027.3. 1299.[ ] Section 1026.6 - Exterior stairs shall be separated from the interior of the building in compliance with Section 1022.1. Except for Group R-1 & R-2 occupancies, separation is not required for buildings 2 story above grade having the level of exit discharge at the first story above grade. Separation is not required when the exterior stairway or ramp is connected to an exterior balcony or ramp, serving 2 remote exits, at least 50% open with the top of the opening at least 7' above the balcony. Separation is not required in buildings permitted to have unenclosed interior stairs in compliance with Section 1020.1. Separation is not required when the exterior stairways or ramps are connected to an open-ended corridor in buildings equipped throughout with an NFPA 13 or 13R sprinkler system, the open ended corridors comply with Section 1018, there is an exterior stairway or ramp at each end of the corridor and there is a 35 sq ft clear opening in the corridor to prevent the accumulation of smoke and toxic gases whenever a change of direction exceeding 45 degrees occurs. 1300.[ ] Section 1027.1 - Exits shall discharge to the exterior of the building at grade or provide direct access to grade and shall not re-enter the building. A maximum of 50% of the number and capacity of the exit enclosures are permitted to pass through areas at the level of exit discharge provided the way to the exterior is free, unobstructed and readily visible from the termination of the exit enclosure, the area is separated from areas below by fire rated construction complying with the exit enclosure rating and the area and all portions of the level of exit discharge with access to the egress area are protected with an NFPA 13 or 13R sprinkler system or are separated from the egress area with fire rated construction complying with the exit enclosure rating. A maximum of 50% of the number and capacity of the exit enclosures are permitted to pass through a vestibule provided the vestibule is separated from areas below by fire rated construction complying with the exit enclosure rating, the vestibule depth is 10' or less from the exterior, the width is 30' or less, the vestibule is separated from the remainder of the level of exit discharge by wire glass in steel frames or equivalent and the area is used only for exiting. Stairs in open parking garages complying with Section 1022.1, Exception 4 are permitted to egress through the open parking garage at the level of exit discharge. Horizontal exits as per Section 1025 shall not be required to discharge directly to the exterior of the building. 1301.[ ] Section 1027.3 - Exterior balconies, stairways and ramps shall be at least 10' from lot lines and other buildings on the same lot unless their walls and openings are protected in compliance with Section 705. 1302.[ ] Section 1027.4 - Exit discharge components shall be sufficiently open to minimize the accumulation of smoke and toxic gases. 1303.[ ] Section 1027.5.1 - The width of an egress court shall comply with Section 1005.1 and shall be at least 44". Egress courts serving Groups R-3 & U shall be at least 36" wide. The required width of egress courts shall have an unobstructed height of at least 7'. Egress courts that exceed the minimum required width and are reduced in width to no less than the required width, shall make the transaction with a guard at least 36" high with an angle of 30 degrees or less in the direction of travel. 1304.[ ] Section 1027.5.2 - An egress court serving an occupant load of 10 or more that is less than 10' wide shall have 1 hour rated exterior walls with 3/4 hour rated opening protectives extending 10' above the floor of the court, unless serving a Group R-3 occupancy or an occupant load of less than 10. 1305.[ ] Section 1027.6 - The exit discharge shall provide a direct and unobstructed access to a public way. Access to a public way is not required when a safe dispersal area is provided

88 having an area equal to at least 5 sq ft per occupant, is located on the same property 50' from the building, is maintained and identified as a safe dispersal area and has an unobstructed path of travel from the building. 1306.[ ] Section 1028.1.1 - Bleachers, grandstands, folding and telescopic seating shall comply with ICC 300. 1307.[ ] Section 1028.2 - Group A and Group E assembly accessory occupancies with an occupant load greater than 300 shall have a main exit that accommodates at least 2 the occupant load and fronts on a street or an unoccupied space at least 10' wide that fronts on a street. Where no main exit is provided, multiple exits are permitted around the perimeter of the building. 1308.[ ] Section 1028.3 - Each level having a Group A and Group E assembly accessory occupancy load exceeding 300 shall have exits in addition to the main exit with a capacity of at least 2 of the occupant load. Where no main exit is provided, multiple exits are permitted around the perimeter of the building. 1309.[ ] Section 1028.4 - In Group A-1 occupancies where people wait in foyers when seats are not available, shall have foyers that do not encroach upon the required means of egress width. The foyer shall have direct access to, or an unobstructed path of travel to the main exit. 1310.[ ] Section 1028.5 - Balconies or galleries in Group A occupancies seating more than 50 persons shall have 2 means of egress, one on each side of the balcony. One means of egress shall lead directly to an exit. 1311.[ ] Section 1028.5.1 - Stairways serving balconies are permitted to be open between the balcony and the main assembly floor in theaters, churches and auditoriums. There shall be at least one accessible means of egress serving a balcony with accessible seating. 1312.[ ] Section 1028.6.1 - The width of aisles in Group A occupancies without smoke protected seating shall be at least 0.3" per occupant for stairs with riser heights of 7" or less and tread depths of 11" or more. An additional width of 0.005" per occupant shall be provided for each 0.1" of riser height above 7". When egress requires descent, an additional width of 0.075" per occupant where there is no handrail within 30" horizontally. Egress ramps with slopes greater than 1:12 shall have at least 0.22" of width per occupant and 0.2" of width per occupant where the slope is 1:12 of less. 1313.[ ] Section 1028.6.2 - The width of the means of egress for smoke protected seating shall comply with Table 1028.6.2 and a life safety evaluation complying with NFPA 101 shall be submitted. 1314.[ ] Section 1028.6.2.1 - Means of egress serving smoke protected seating shall be provided with a smoke control system or natural ventilation that maintains a smoke level at least 6' above the floor. 1315.[ ] Section 1028.6.2.2 - Smoke protected assembly seating shall have a roof deck at least 15' above the highest aisle or aisle accessway. Roof canopies in outdoor stadiums shall be at least 80" above the highest aisle or aisle accessway. 1316.[ ] Section 1028.6.2.3 - Enclosed areas with smoke protected seating shall be provided with an NFPA 13 sprinkler system. A sprinkler system is not required for floor areas used for low fire hazard contests, performances and entertainment provided the roof is more than 50' above the floor; press boxes and storage facilities less than 1,000 sq ft; outdoor seating where seating and the means of egress are essentially open to the outside. 1317.[ ] Section 1028.6.3 - The width of aisles and other means of egress for outdoor smoke protected seating shall be 0.08" per occupant for aisles and stairs and 0.06" per occupant for ramps, corridors, tunnels and vomitories. 1318.[ ] Section 1028.7 - Exits and aisles in assembly areas shall be such that the travel distance

89 measured along the line of travel does not exceed 200' in unsprinklered buildings and 250' in sprinklered buildings. The travel distance for smoke protected seating shall be 200' maximum from any seat to the entrance to a vomitory or concourse and another 200' to a stair, ramp or walk on the exterior of the building. The travel distance from any open air seating to the exterior of the building shall not exceed 400' and is unlimited in buildings of Type I and II construction. 1319.[ ] Section 1028.8 - The common path of egress travel for assembly seating shall not exceed 30'. For areas serving 50 occupants or less, the common path of travel shall not exceed 75'. The common path of travel for smoke protected seating shall not exceed 50'. 1320.[ ] Section 1028.8.1 - When a path of travel in assembly seating is from one aisle to another between rows of seats, there shall be no more than 24 seats between the aisles and the clear width between rows shall be 12" plus 0.6" for each seat above 7 in the row. Smoke protected seating shall have no more than 40 seats between aisles and a clear width of 12" plus 0.3" per seat above 7 in the row. 1321.[ ] Section 1028.9.1 - All Group A and Group E assembly accessory occupancy with seats, tables, displays, etc shall have aisle widths of 48" for aisle stairs with seating on both sides, 36" for aisle stairs serving 50 seats or less or when serving seating on one side, 23" between the aisle stair handrail and seating. The width shall be at least 42" for ramped or level aisles with seating on both sides, 36" for aisles serving 50 seats or less, 30" for aisles serving 14 seats or less and 36" when serving seating on one side. 1322.[ ] Section 1028.9.2 - The aisle width shall accommodate all occupants in the catchment area of the assembly seating served by the aisle. 1323.[ ] Section 1028.9.3 - When aisles serving assembly seating converge, the single resulting aisle shall accommodate the combined capacity of the converging aisles. 1324.[ ] Section 1028.9.4 - Aisles serving assembly seating provide egress travel in both directions shall have a uniform width. 1325.[ ] Section 1028.9.5 - Each end of an aisle serving assembly seating shall terminate at a cross aisle, foyer, doorway, vomitory or concourse with access to an exit. Dead end aisles shall not exceed 20'. Dead end aisles exceeding 20' must have all seats beyond the 20' length within 24 seats from another aisle and a clear width of at least 12" plus 0.6" for each seat above 7 in the row. The dead end aisle length for smoke protected seating shall not exceed a distance of 21 rows, unless the seats beyond 21 rows are within 40 seats of another aisle with a clear width between rows of 12" plus 0.3" for each seat above 7 in a row. 1326.[ ] Section 1028.9.6 - Aisle width shall have no obstructions except for handrails. 1327.[ ] Section 1028.10 - Seating rows with 14 or less seats shall have an aisle accessway clear width of 12". When self-rising seats are provided, the width shall be measured with the seat in the seats raised position. For seats with folding tablet arms, the width shall be measured with the arm down. 1328.[ ] Section 1028.10.1 - Seating rows with aisles at both ends shall have no more than 100 seats. The clear width between rows shall be 12" plus 0.3" for each seat beyond 14 but need not exceed 22". Smoke protected seating row length with a 12" width shall comply with Table 1028.10.1. 1329.[ ] Section 1028.10.2 - Seating rows with an aisle at only one end shall have a clear width of 12" plus 0.6" for each seat beyond 7 but need not exceed 22". Smoke protected seating row length with a 12" width shall comply with Table 1028.10.1. 1330.[ ] Section 1028.11 - Assembly aisles with a slope of 1:8 or less shall be a ramp with a slip resistant walking surface. Slopes steeper than 1:8 shall be a series of risers and treads extending the width of the aisle.

90 1331.[ ] Section 1028.11.1 - Assembly aisle treads shall be at least 11" with +/- 3/8” tolerance. 1332.[ ] Section 1028.11.2 - Assembly aisle risers shall have a uniform height between 4" and 8". Non-uniform riser heights to maintain sight-lines shall be identified by a distinctive 1" to 2" wide tread nose marking stripe. Riser heights up to 9" are permitted where needed to maintain sight-lines. 1333.[ ] Section 1028.11.3 - When treads are not readily apparent in descent, they shall have a contrasting 1" to 2" wide tread nose making stripe. 1334.[ ] Section 1028.12 - Assembly seating shall be securely fastened to the floor. Assembly seating that is not ramped or tiered are not required to be fastened to the floor; when seating 200 or less; having seating at tables and chairs; or having seating of more than 200 with chairs fastened together in groups of 3 or more. Places of assembly requiring seating flexibility with tiered levels are permitted a maximum of 200 seats not fastened to the floor. Group seating is not required to be fastened to the floor when 14 or less seats per group are separated from each other with railings, guards, partial height walls, etc. Seating for musicians or performers are not required to be fastened to the floor when separated from other seating by railings, guards, partial height walls, etc. 1335.[ ] Section 1028.13 - Ramped aisles with a slope exceeding 1:15 and aisle stairs shall be provided with handrails. Handrails are not required for ramped aisles with seating on both sides and a slope of 1:8 or less; or if there is a graspable guard at the side of the aisle. 1336.[ ] Section 1028.13.1 - Aisle handrails serving seating on both sides shall have 22" to 36" wide gaps at intervals of five rows or less with rounded ends. 1337.[ ] Section 1028.13.2 - Handrails in the middle of aisle stairs shall have an additional handrail 12" below the top handrail. 1338.[ ] Section 1028.14.1 - Assembly seating cross aisles that are more than 30" above the floor or grade below shall have guards complying with Section 1012. Cross aisles 30" or less above the floor or grade below shall have a 26" high guard or seat backs that extend at least 24" above the aisle floor. 1339.[ ] Section 1028.14.2 - Guards in front of assembly seating with a floor more than 30" above the floor or grade below shall be at least 26" high if the guard would otherwise interfere with sight-lines. At bleachers, this guard must be provided where required by ICC 300. 1340.[ ] Section 1028.14.3 - Guards complying with Section 1013 shall be provided for the full width of the aisle where the floor is more than 30" above the floor or grade below. The guard shall be at least 36" high and at least 42" from the top of the guard to the nearest tread nose. 1341.[ ] Section 1028.15 – Where bench seating is used the occupancy is to be 1 per 18” of bench length. 1342.[ ] Section 1029.1 - Basements and sleeping rooms in Groups R, Group E classrooms greater than 250 sq ft and I-1 occupancies below the fourth floor above grade shall be provided with an emergency escape opening directly to the outside. Emergency escape openings are not required in buildings, other than Group R-3, that are equipped throughout with an NFPA 13 or 13R sprinkler system; or where sleeping rooms have a door to a fire rated corridor with access to two remote exits. The emergency escape opening is permitted to open onto a balcony in an atrium, complying with Section 404, with access to an exit and the dwelling or sleeping unit has an exit that is not open to the atrium. Emergency escape openings are not required in; high rise buildings complying with Section 403; basement with a height of less than 80"; and basements having 200 sq ft or less and no habitable spaces. 1343.[ ] Section 1029.2 - The emergency escape opening shall have an area of at least 5.7 sq ft or

91 5.0 sq ft if it is a grade floor opening. 1344.[ ] Section 1029.2.1 - Emergency escape openings shall have a minimum clear opening height of 24" and width of 20". 1345.[ ] Section 1029.3 - The emergency escape opening shall have the bottom of the opening within 44" of the floor. 1346.[ ] Section 1029.4 - The emergency escape opening shall be operational from the inside without the use of a key or tools. Bars, grills, grates, etc. are permitted provided they can be removed from the inside with a force equal to the normal operation of the opening and the minimum opening sizes are met. 1347.[ ] Section 1029.5 - Emergency escape openings with a finished sill height below the adjacent ground level shall be provided with a window well. 1348.[ ] Section 1029.5.1 - The emergency escape opening window well shall have a horizontal area of 9 sq ft, a minimum dimension of 36" and allow the window to fully open. 1349.[ ] Section 1029.5.2 - Emergency escape window wells with a vertical depth greater than 44" shall have a permanent ladder or steps. The ladder rungs shall have a width of at least 12", project at least 3" from the wall and be spaced a maximum of 18" apart. The ladder or steps shall not project more than 6" into the required dimensions of the window well and they shall not be obstructed by the emergency escape opening. ACCESSIBILITY 1350.[ ] Section 1103.1 - Sites, buildings, structures, facilities, elements and spaces, temporary or permanent, shall be accessible to persons with physical disabilities unless specifically exempted elsewhere in this section. 1351.[ ] Section 1103.2.2 - Existing buildings shall be accessible as required by Section 3411. 1352.[ ] Section 1103.2.3 - Spaces and elements in employee work areas only need to comply with the fire alarm notification provisions of Section 907.5.2.3.2, accessible means of egress provisions of Section 1007 and the accessible route provisions of Section 1104.3.1. Work areas less than 150 sq ft in area that are elevated 7" or more to provide for an essential function of the space are exempt from all accessibility requirements. 1353.[ ] Section 1103.2.4 - Detached one- and two-family dwellings and accessory buildings are not required to be accessible. 1354.[ ] Section 1103.2.5 - Except for garages and carports containing accessible parking, Group U occupancies are not required to be accessible. 1355.[ ] Section 1103.2.6 - Structures and sites under construction are not required to be accessible. 1356.[ ] Section 1103.2.7 - Raised areas used for security, life safety and fire safety such as observation galleries, prison guard towers, fire towers and life guard stands are not required to be accessible or to be on an accessible route. 1357.[ ] Section 1103.2.8 - Non-occupiable spaces are not required to be accessible. 1358.[ ] Section 1103.2.9 - Spaces used only for maintenance, repair or monitoring equipment are not required to be accessible. 1359.[ ] Section 1103.2.10 - Structures occupied by a single person and accessed from below grade or elevated above grade, such as toll booths, are not required to be accessible. 1360.[ ] Section 1103.2.11 - Group R-1 buildings with 5 or less sleeping units for rent that are also used as the residence of the owner are not required to be accessible. 1361.[ ] Section 1103.2.12 - Day care facilities, (Group A-3, E, I-4 & R-3), that are part of a dwelling unit, only the day care portion is required to be accessible. 1362.[ ] Section 1103.2.13 – In live/work units constructed in accordance with Section 419, the portion of the unit utilized for nonresidential use is required to be accessible. The residential portion of the live/work unit is required to be evaluated separately in accordance

92 with Section 1107.6.2 and 1107.7. 1363.[ ] Section 1103.2.14 - Common use areas in detention and correction facilities that do not serve holding cells or accessible cells are not required to be accessible. 1364.[ ] Section 1103.2.15 - Walk-in coolers & freezers for employee access only are not required to be accessible. 1365.[ ] Section 1103.2.16 - Housing, bathing, training and storage areas for use of military, fire or police personnel are not required to be accessible. 1366.[ ] Section 1104.1 - If a pedestrian route is provided, an accessible route shall also be provided from accessible parking, passenger loading zones, streets and sidewalks to the accessible building entrance. 1367.[ ] Section 1104.2 - If a pedestrian route is provided, at least one accessible route shall connect all accessible buildings, facilities, elements and spaces on the same site. 1368.[ ] Section 1104.3 - An accessible route shall be provided from all portions of a building that are required to be accessible, to accessible building entrances connecting pedestrian walkways and the public way. An accessible route is not required to be provided to assembly areas with fixed seating that do not contain accessible seating. 1369.[ ] Section 1104.3.1 - Common use circulation paths within employee work areas shall be accessible unless; the area is less than 300 sq ft and defined by permanent partitions, counters or furnishings; it is an integral part of equipment; or it is an exterior work area fully exposed to the weather. 1370.[ ] Section 1104.3.2 - Assembly area press boxes shall be on an accessible route except for a press box that is accessed on only one level, or the press box is elevated 12' above grade, and the total area of all press boxes is 500 sq ft or less for either case. 1371.[ ] Section 1104.4 - In multi-story buildings, an accessible route shall connect each accessible level. Floors above and below accessible levels of the same tenant with an aggregate area of 3,000 sf or less are not required to be provided with an accessible route unless; there are 5 or more Group M tenant spaces; the levels have Groups B & I health care providers; or the levels are Groups A-3 or B transportation facilities. In Groups A, I, R & S, levels that do not contain accessible elements or spaces required by Sections 1107 or 1108 are not required to have an accessible route. An accessible route is not required; to air traffic control tower cab level or the level immediately below; or to a level in a 2 story building with an occupant load of 5 or less and no public use space. 1372.[ ] Section 1104.5 - Where circulation is an interior path, the accessible route shall also be an interior path, except for the accessible route from parking garages within and serving type B dwelling units. Where only one accessible route is provided, it shall not pass through a kitchen, storage room, rest room, closet, etc. A single accessible route is permitted to pass through a kitchen or storage room in an accessible dwelling unit. 1373.[ ] Section 1104.6 - Security barriers and check points shall not obstruct accessible routes or means of egress, or the accessible route shall be provided adjacent to the security device. 1374.[ ] Sections 1104, (A117.1 - 303.2, 303.3 & 303.4) - Accessible routes with changes in level up to 1/4" are permitted to be vertical. Changes in level of 1/4" to 2" shall be beveled 1:2. Changes in level greater than 2" shall be provided with a ramp with a maximum slope of 1:12. 1375.[ ] Sections 1104, (A117.1 - 307.2, 307.3 & 307.5) - Protrusions into a circulation path at a height more than 27" and less than 80" above the floor shall be limited to 4" maximum, and when post mounted objects shall project no more than 12" from the post. Protruding objects shall not reduce the required width of the accessible route. 1376.[ ] Sections 1104, (A117.1 - 402.2) - Components of an accessible route are walking surfaces, doorways, ramps, curb ramps, elevators and wheelchair lifts.

93 1377.[ ] Sections 1104, (A117.1 - 403.3) - The slope of an accessible walking surface shall not exceed 1:20 and the cross slope shall not exceed 1:48. 1378.[ ] Sections 1104, (A117.1 - 403.5) - Accessible routes 2' or less in length shall have a clear width of at least 32" and at least 36" when more than 2' long. 1379.[ ] Sections 1104, (A117.1 - 403.5.1) - Accessible routes that turn around an object less than 4' wide shall have a clear width of at least 42" approaching the turn and a clear width of at least 48" during the turn. 1380.[ ] Sections 1104, (A117.1 - 403.5.2) - Accessible routes having a clear width less than 5' shall have a 5' x 5' passing space at intervals of 200' maximum. 1381.[ ] Sections 1104, (A117.1 - 404.2.1) - Doors with 2 leaves shall have at least 1 active accessible leaf. 1382.[ ] Sections 1104, (A117.1 - 404.2.2) - Accessible doors shall provide a clear opening width of at least 32". Openings more than 24" long shall have a clear width of at least 36" with no projections into this clear opening lower than 34" above the floor. Projections of 4" maximum are permitted above 34" to 80" above the floor. 1383.[ ] Sections 1104, (A117.1 - 404.2.3) - Provide the required maneuvering clearance at all accessible means of egress doors. 1384.[ ] Sections 1104, (A117.1 - 404.2.3.4) - When the plane of the door is recessed more than 8" from the plane of the wall, the maneuvering clearance for a front approach shall be provided. 1385.[ ] Sections 1104, (A117.1 - 404.2.4) - Door thresholds shall be a maximum of 2" high with rises exceeding 1/4" beveled 1:2. 1386.[ ] Sections 1104, (A117.1 - 404.2.5) - The distance between hinged doors in a series shall be at least 48" plus the width of any door swinging into the space. 1387.[ ] Sections 1104, (A117.1 - 404.2.6) - Accessible door operating hardware shall be mounted between 34" and 48" above the floor and be capable of operation with one hand and not require tight grasping, pinching or twisting of the wrist to operate. 1388.[ ] Sections 1104, (A117.1 - 404.2.7) - Accessible door closers shall move the door from 90 to 12 degrees open no sooner than 5 seconds. Spring hinges shall move from 70 to 0 degrees open no sooner than 1.5 seconds. 1389.[ ] Sections 1104, (A117.1 - 404.2.8) - Accessible doors, except fire doors, shall open with a force of 5 pounds or less. 1390.[ ] Sections 1104, (A117.1 - 404.2.9) - Accessible doors shall have a smooth surface on the bottom 10" of the door extending the full width of the door. 1391.[ ] Sections 1104, (A117.1 - 404.2.10) - Accessible doors with glazing shall have at least one glazing panel no more than 43" above the floor. 1392.[ ] Sections 1104, (A117.1 - 405.2) - Accessible ramps shall have a slope between 1:20 and 1:12. Ramps serving existing buildings with a slope between 1:12 and 1:10 shall have a rise of 6" maximum and a slope between 1:10 and 1:8 shall be limited to 3" maximum. 1393.[ ] Sections 1104, (A117.1 - 405.3) - An accessible ramp cross slope shall not exceed 1:48. 1394.[ ] Sections 1104, (A117.1 - 405.5) - An accessible ramp clear width shall be at least 36" btwn. Handrails. 1395.[ ] Sections 1104, (A117.1 - 405.7) - An accessible ramp shall have a landing at the top and bottom of each run. 1396.[ ] Sections 1104, (A117.1 - 405.7.1) - Accessible ramp landing slope shall not exceed 1:48. 1397.[ ] Sections 1104, (A117.1 - 405.7.2) - Accessible ramp landing width shall be the same as the width of the ramp. 1398.[ ] Sections 1104, (A117.1 - 405.7.3) - Accessible ramp landing length shall be at least 60".

94 1399.[ ] Sections 1104, (A117.1 - 405.7.4) - Landings for ramps that change direction shall be at least 60" x 60". 1400.[ ] Sections 1104, (A117.1 - 405.8) - Accessible ramps with a rise greater than 6" shall have handrails on both sides that do not reduce the required clearances. 1401.[ ] Sections 1104, (A117.1 - 405.9) - Edge protection shall be provided on each side of accessible ramps and landings that prevents the passage of a 4" diameter sphere within 4" of the ramp or landing. 1402.[ ] Sections 1104, (A117.1 - 406.2) - Accessible curb ramp slope shall be 1:12 maximum. 1403.[ ] Sections 1104, (A117.1 - 406.3) - Accessible curb ramps with side flares shall have a maximum slope of 1:10 for the side flare. Ramps with less than 48" of surface at the top of the curb ramp shall have a maximum slope of 1:12 for the side flare. 1404.[ ] Sections 1104, (A117.1 - 406.4) - Accessible curb ramp width shall be at least 36". 1405.[ ] Sections 1104, (A117.1 - 406.6) - Accessible curb ramp and side flares shall not project into traffic lanes, parking spaces or access aisles. 1406.[ ] Sections 1104, (A117.1 - 406.8) - Accessible curb ramps shall not be located where they could be obstructed by parked vehicles. 1407.[ ] Section 1105.1 - At least 60% of all public entrances into building areas that are required to be accessible shall be accessible. 1408.[ ] Section 1105.1.1 - The pedestrian access from parking structures shall be accessible. 1409.[ ] Section 1105.1.2 - At least one pedestrian entrance from each tunnel or elevated walkway shall be accessible. 1410.[ ] Section 1105.1.3 - Where restricted entrances are provided, at least one shall be accessible. 1411.[ ] Section 1105.1.4 - At least one entrance for use by inmates, detainees and security personnel in judicial, detention and correctional facilities shall be accessible. 1412.[ ] Section 1105.1.5 - When a service entrance is the only entrance to a building or tenant space, it shall be accessible. 1413.[ ] Section 1105.1.6 - Each tenant space that is required to be accessible, dwelling and sleeping unit required to be Accessible, Type A or B units shall have at least one accessible entrance. 1414.[ ] Sections 1106.1 - Accessible parking spaces shall be provided in compliance with Table 1106.1. Accessible parking is not required for bus, truck, delivery, law enforcement, impound and motor pool parking lots that are provided with an accessible passenger loading zone. 1415.[ ] Section 1106.2 - At least 2% of the parking spaces serving Groups R-2 and R-3 occupancies with Accessible, Type A & B units shall be accessible. When parking is provided within or beneath the building, accessible parking shall also be provided within or beneath the building. 1416.[ ] Section 1106.3 - At least 10% of the parking serving hospital outpatient facilities shall be accessible. 1417.[ ] Section 1106.4 - At least 20% of the parking spaces serving rehabilitation and outpatient therapy facilities shall be accessible. 1418.[ ] Section 1106.5 - At least 1 of every 6 accessible parking spaces shall be van-accessible. 1419.[ ] Section 1106.6 - The accessible parking shall be located on the shortest accessible route to an accessible building entrance. The accessible parking shall be dispersed among the types of parking provided. The accessible parking in parking structures shall be located on the shortest route to the accessible entrance to the parking structure with the van accessible spaces permitted on one level. 1420.[ ] Section 1106.7 - All passenger loading zones shall be accessible as per ICC/ANSI

95 A117.1. 1421.[ ] Section 1106.7.1 - One accessible passenger loading zone shall be provided in each 100' of continuous loading zone. 1422.[ ] Section 1106.7.2 - A passenger loading zone shall be provided at medical facilities providing 24 hour care and treatment. 1423.[ ] Section 1106.7.3 - A passenger loading zone shall be provided at valet parking services. 1424.[ ] Section 1106.7.4 – Mechanical access parking garages shall provide at least one passenger loading zone at vehicle drop-off/pick-up areas. 1425.[ ] Sections 1106.1, (A117.1 - 502.2) - Accessible parking spaces shall be at least 8' wide and be adjacent to an access aisle. 1426.[ ] Sections 1106.1, (A117.1 - 502.4) - Accessible car parking access aisles shall be at least 5' wide and van parking access aisles shall be at least 8' wide and marked to discourage parking in them. 1427.[ ] Sections 1106.1, (A117.1 - 502.5) - Accessible parking and access aisles shall have a maximum slope of 1:48. 1428.[ ] Sections 1106.1, (A117.1 - 502.6) - Accessible van parking shall have a vertical clearance of at least 98". 1429.[ ] Sections 1106.1, (A117.1 - 502.7) - Accessible parking space signs shall include the international symbol and be mounted at least 5' above the floor or ground. 1430.[ ] Sections 1106.7, (A117.1 - 503.3) - Accessible passenger loading zones shall have an access aisle adjacent and parallel to the vehicle pull-up space. 1431.[ ] Sections 1106.7, (A117.1 - 503.3.2,3,4) - The accessible passenger loading zone access aisle shall be at least 5' wide and at least 20' long and marked to discourage parking in them. 1432.[ ] Sections 1106.7, (A117.1 - 503.4) - The accessible passenger loading zone pull-up space and access aisle shall have a maximum slope of 1:48. 1433.[ ] Sections 1106.7, (A117.1 - 503.5) - The accessible passenger loading zone shall have a vertical clearance of at least 114". 1434.[ ] Section 1107.3 - Rooms and spaces serving Accessible, Type A or B units for use by the residents or the public shall be accessible, including kitchen, living, dining, bathing, patio, terrace and balconies. 1435.[ ] Section 1107.4 - At least one accessible route shall connect accessible building entrances with the entrance to each Accessible, Type A and B units within the building and the interior and exterior spaces that serve the units. When the finished ground slope between accessible buildings exceeds 1:12, a vehicular route with accessible parking at each building is permitted instead of an accessible route. Type B unit decks, patios and balconies with impervious services shall be a maximum of 4" below the interior floor. 1436.[ ] Section 1107.5.1 - At least 4%, but not less than 1, of the Group I-1 residential care dwelling and sleeping units shall be accessible. In structures having 4 or more units occupied as a residence, all units shall be Type B units unless reduced according to Section 1107.7. 1437.[ ] Section 1107.5.2 - At least 50%, but not less than 1of each type unit, of the Group I-2 nursing home dwelling and sleeping units shall be accessible. In structures having 4 or more units occupied as a residence, all units shall be Type B units unless reduced according to Section 1107.7. 1438.[ ] Section 1107.5.3 - In Group I-2 hospitals, psychiatric, detoxification and residential/assisted living facilities, at least 10%, but not less than 1, of the dwelling and sleeping units shall be accessible. In structures having 4 or more units occupied as a residence, all units shall be Type B units unless reduced according to Section 1107.7.

96 1439.[ ] Section 1107.5.4 - In Group I-2 mobility rehabilitation facilities, all dwelling and sleeping units shall be accessible. 1440.[ ] Section 1107.5.5.1 - In Group I-3 occupancies, at least 2%, but not less than 1, of the dwelling and sleeping units shall be accessible. 1441.[ ] Section 1107.5.5.2 - At least 1 of each type of special holding cells in Group I-3 shall be accessible. Suicide prevention cells are not required to have grab bars. 1442.[ ] Section 1107.5.5.3 - Accessible cells in Group I-3 medical care facilities shall be in addition to medical isolation cells. 1443.[ ] Section 1107.6.1.1 - In Group R-1 occupancies, accessible dwelling and sleeping units shall be provided in compliance with Table 1107.6.1.1 when considering all unit on the site. Roll-in showers in Accessible units shall be equipped with a permanent folding shower seat. In structures having 4 or more units occupied as a residence, all units shall be Type B units unless reduced according to Section 1107.7. 1444.[ ] Section 1107.6.2.1.1 - Group R-2 apartments, monasteries and convents having more than 20 dwelling or sleeping units shall have at least 2% Type A units when considering all units on the site except existing units. The number of Type A units is permitted to be reduced according to Section 1107.7. In structures having 4 or more units occupied as a residence, all units shall be Type B units unless reduced according to Section 1107.7. 1445.[ ] Section 1107.6.2.2 - Group R-2 dormitories, boarding, fraternity and sorority houses shall have accessible dwelling and sleeping units in accordance with Table 1107.6.1.1. In structures having 4 or more units occupied as a residence, all units shall be Type B units unless reduced according to Section 1107.7. 1446.[ ] Section 1107.6.3 - In Group R-3 occupancy structures having 4 or more units occupied as a residence, all units shall be Type B units unless reduced according to Section 1107.7. 1447.[ ] Section 1107.6.4 - In Group R-4 residential care occupancies at least 1 unit shall be an Accessible unit. In structures having 4 or more units occupied as a residence, all units shall be Type B units unless reduced according to Section 1107.7. 1448.[ ] Section 1107.7.1.1 - In buildings without elevator service, Type B units shall be required on the level having an accessible entrance from the exterior. 1449.[ ] Section 1107.7.1.2 - Other levels shall be provided with Type B units if the undisturbed site or the planned finish grade has a gradient of less than 10% between the entrance and the vehicular or pedestrian arrival points within 50'. If no arrival points are within 50', the closest arrival point shall be used unless it serves a different level. 1450.[ ] Section 1107.7.2 - Multi-story units without elevator service are not required to be Type B units. Multi-story units that are provided with elevator service to only one level, that floor shall be the main entry to the unit and it shall comply with the requirements for Type B units and toilet facilities shall be provided on that level. 1451.[ ] Section 1107.7.3 - Where elevator service provides an accessible route only to the lowest level containing dwelling or sleeping units, the units on that level are required to be Type B units. 1452.[ ] Section 1107.7.4 - Type B units shall be reduced for sites with multiple non-elevator buildings to be at least equal to the percentage of the entire site that has original grades of less than 10% provided: at least 20% of the units required by Section 1107.7.1 are Type B units; all units on building levels having a gradient of 1:12 or less between the entrance and the vehicular arrival point are Type B units; all units on building levels having elevated bridges with a gradient of less that 10% between the entrance and the vehicular arrival point; and units served by an elevator are Type B units. 1453.[ ] Section 1107.7.5 - Type A & B units are not required in non-elevator buildings in a flood zone when there is more than 30" in elevation and a slope exceeding 10% between

97 the primary entrance and the vehicular or pedestrian arrival point within 50' or the closest arrival point when they all exceed 50'. 1454.[ ] Sections 1107.2, (A117.1 - 303) - The accessible routes within an Accessible dwelling or sleeping unit with changes in level up to 1/4" are permitted to be vertical. Changes in level of 1/4" to 2" shall be beveled 1:2. Changes in level greater than 2" shall be provided with a ramp with a maximum slope of 1:12. 1455.[ ] Sections 1107.2, (A117.1 - 307) - The accessible routes within an Accessible dwelling or sleeping unit shall have a barrier within 27" of the floor wherever the vertical clearance is less than 80". 1456.[ ] Section 1107.2, (A117.1 - 403.5) - The accessible routes within an Accessible dwelling or sleeping unit shall have a clear width of at least 32" for lengths 24" or less and 36" for lengths greater than 24". 1457.[ ] Section 1107.2, (A117.1 - 403.5.1) - The accessible routes within an Accessible dwelling or sleeping unit, that turns around an object less than 48" wide, shall have a width of at least 42" approaching and leaving the turn and at least 48" during the turn. 1458.[ ] Section 1107.2, (A117.1 - 404.2.2) - Doorways in Accessible dwelling or sleeping units shall have a clear width of at least 32". A maximum 4" projection into the required width is allowed at a height of 34" above the floor. 1459.[ ] Section 1107.2, (A117.1 - 404.2.3) - Swinging, sliding & folding doors and openings in Accessible dwelling or sleeping units shall be provided with the required maneuvering clearances. Doors recessed more than 8" from the plane of the wall shall have the maneuvering clearances for a front approach. 1460.[ ] Section 1107.2, (A117.1 - 404.2.5) - The distance between doors in a series, in Accessible dwelling or sleeping units, shall be 48" plus the width of any door swinging into the space. 1461.[ ] Section 1107.2, (A117.1 - 404.26) - Doors in Accessible dwelling or sleeping units shall have operating hardware that does not require tight grasping, pinching or twisting of the wrist to operate. 1462.[ ] Section 1107.2, (A117.1 - 404.2.9) - Doors in Accessible dwelling or sleeping units shall have a smooth surface for the full width of the door on the bottom 10". 1463.[ ] Section 1107.2, (A117.1 - 603.2) - A 5' diameter or AT@ shaped turning floor area shall be provided in toilet and bath rooms in Accessible dwelling or sleeping units. 1464.[ ] Section 1107.2, (A117.1 - 603.2.3) - The toilet and bath room doors in Accessible dwelling or sleeping units shall not swing into the turning floor area unless a 30" x 48" clear floor area is provided inside the room beyond the door swing. 1465.[ ] Section 1107.2, (A117.1 - 603.3) - Mirrors in Accessible dwelling or sleeping unit toilet and bathing rooms shall have the bottom edge within 40" of the floor. 1466.[ ] Section 1107.2, (A117.1 - 604.2) - The water closet in the Accessible dwelling or sleeping unit toilet and bath rooms shall have the water closet located with a wall or partition at the rear and at least on one side and shall have the centerline 16" to 18" from the side wall. 1467.[ ] Section 1107.2, (A117.1 - 604.3) - The clearance around the water closet in the Accessible dwelling or sleeping unit toilet and bath rooms shall be at least 60" from the side wall and at least 56" from the rear wall. 1468.[ ] Section 1107.2, (A117.1 - 604.4) - The water closet seat in the Accessible dwelling or sleeping unit toilet and bath rooms shall be between 17" and 19" above the floor. 1469.[ ] Section 1107.2, (A117.1 - 604.5) - The side wall grab bar at the water closets in the Accessible dwelling or sleeping unit toilet and bath rooms shall be 42" long positioned 12" from the rear wall. The rear wall grab bar shall be 24" long centered on the water closet

98 and when possible 36" long with the added length on the transfer side. In addition, a vertical grab bar 18" minimum in lenght shall be mounted with the bottom of the bar located btwn 39" and 41" above the floor, and with the center line of the bar located between 39" and 41" from the rear wall. 1470.[ ] Section 1107.2, (A117.1 - 604.7) - The toilet paper dispenser at the water closets in the Accessible dwelling or sleeping unit toilet and bath rooms shall be centered 7" to 9" in front of the water closet and the outlet 15" to 48" above the floor, with a clearance of 1.5" below and 12" above the grab bar. 1471.[ ] Section 1107.2, (A117.1 - 606.2) - Lavatories and sinks in Accessible dwelling or sleeping unit toilet rooms, bath rooms and kitchens shall have a clear floor space 30" x 48" positioned for a forward approach with knee clearance 27" high extending 11" under the lavatory or sink and toe clearance 9" high extending 17" under the lavatory or sink. 1472.[ ] Section 1107.2, (A117.1 - 606.3) - Lavatories and sinks in Accessible dwelling or sleeping unit toilet rooms, bath rooms and kitchens shall be a maximum of 34" above the floor. 1473.[ ] Section 1107.2, (A117.1 - 606.4) - Lavatory and sink faucets in Accessible dwelling or sleeping unit toilet rooms, bath rooms and kitchens shall be capable of operation with one hand without tight grasping, pinching or twisting of the wrist. 1474.[ ] Section 1107.2, (A117.1 - 606.6) - The water supply and drain pipes under lavatories and sinks in Accessible dwelling and sleeping units shall be protected from contact. 1475.[ ] Section 1107.2, (A117.1 - 607.2) - Tubs in Accessible dwelling and sleeping units shall have a clearance that extend the length of the tub and is 30" wide. When a permanent seat is provided at the head of the tub, the clearance shall extend at least 12" beyond the head end wall. 1476.[ ] Section 1107.2, (A117.1 - 607.3) - The Accessible dwelling and sleeping unit tub shall have a permanent head end seat or a removable in-tub seat. 1477.[ ] Section 1107.2, (A117.7 - 607.4.1) - Bathtubs with permanent seats in Accessible dwelling and sleeping units shall have 2 back wall grab bars positioned within 15" of the head end and 12" of the foot end. One shall be mounted 33" to 36" above the floor and the other 9" above the rim of the tub. A 24" long grab bar shall be provided at the foot end positioned at the front edge of the tub and mounted 33" to 36" above the floor. A vertical grab bar 18" minimum shall be provided on the control end wall 3" min. to 6" max. above the horizontal grab bar and 4" inward from the edge of the bathtub. 1478.[ ] Section 1107.2, (A117.1 - 607.4.2) - Bathtubs with a removable in-tub seat in Accessible dwelling and sleeping units shall have 2 back wall grab bars at least 24" long positioned within 24" of the head end and 12" of the foot end. One shall be mounted 33" to 36" above the floor and the other 9" above the rim of the tub. A 24" long grab bar shall be provided at the foot end positioned at the front edge of the tub and mounted 33" to 36" above the floor. A 12" long grab bar shall be provided at the head end positioned at the front edge of the tub mounted 33" to 36" above the floor. A vertical grab bar 18" minimum shall be provided on the control end wall 3" min. to 6" max. above the horizontal grab bar and 4" inward from the edge of the bathtub. 1479.[ ] Section 1107.2, (A117.1 - 607.5) - The Accessible dwelling and sleeping unit bathtub controls shall be on an end wall positioned between the centerline of the tub and the open side, and between the bathtub rim and the grab bar. 1480.[ ] Section 1107.2, (A117.1 - 607.6) - The Accessible dwelling and sleeping unit bathtub shall have a shower spray unit on a hose, at least 59" long, that can be used as fixed or hand held unit. 1481.[ ] Section 1107.2, (A117.1 - 607.7) - The Accessible dwelling and sleeping unit bathtub

99 enclosure shall not obstruct wheelchair transfers and shall not have tracks on the rim. 1482.[ ] Section 1107.2, (A117.1 - 608.2.1) - The transfer type shower in an Accessible dwelling and sleeping unit shall be at least 36" x 36" with a clearance at the open side of the shower extending at least 48" from the control wall and 36" wide. 1483.[ ] Section 1107.2, (A117.1 - 608.2.2) - The roll-in type shower in an Accessible dwelling and sleeping unit shall be at least 30" x 60" with either a 60" wide entry or a 36" wide entry at one end of the long side with the controls on the end wall furthest from the entry. A clearance 30" wide and 60" long shall be provided at the open side of the shower. An accessible lavatory is permitted in the clear space at the control wall end. 1484.[ ] Section 1107.2, (A117.1 - 608.3.1) - The grab bars in a transfer type shower in an Accessible dwelling and sleeping unit shall be mounted between 33" and 36" above the floor, positioned across the control and the back wall extending at least 18" from the control wall. A vertical grab bar 18" minimum shall be provided on the control end wall 3" min. to 6" max. above the horizontal grab bar and 4" inward from the edge of the shower. 1485.[ ] Section 1107.2, (A117.1 - 608.3.2) - The grab bars in a roll-in type shower in an Accessible dwelling and sleeping unit shall be mounted between 33" and 36" above the floor, positioned on all three walls within 6" of adjacent walls. If a seat is provided, the grab bar shall not extend over the seat or behind the seat. Where the shower has a 36" wide opening and a seat on the control wall, the grab bar is not required on the end wall opposite the control wall and shall not extend behind the seat. 1486.[ ] Section 1107.2, (A117.1 - 608.4) - The transfer type shower in an Accessible dwelling and sleeping unit shall have an attachable or integral seat. 1487.[ ] Section 1107.2, (A1117.1 - 608.5) - Shower controls in an Accessible dwelling and sleeping unit shall be capable of operation with one hand and shall not require tight grasping, pinching or twisting of the wrist to operate. In roll-in showers, the controls shall be mounted above the grab bar and within 48" of the shower floor. In transfer type showers, the controls shall be mounted on the side wall opposite the seat between 38" and 48" above the shower floor. 1488.[ ] Section 1107.2, (A117.1 - 608.6) - The shower in an Accessible dwelling and sleeping unit shall have a shower spray unit with a 59" long hose. In a transfer type shower it shall be located on the control wall within 15" of the centerline of the seat. In a roll-in type shower, the spray unit that is located on the back wall shall be within 27" of the control wall. 1489.[ ] Section 1107.2, (A117.1 - 608.7) - The shower compartment threshold in Accessible dwelling and sleeping unit shall be a maximum of 2" high and beveled 1:2 on both sides. 1490.[ ] Section 1107.2, (A117.1 - 610.2) - The removable bathtub seat in an Accessible dwelling and sleeping unit shall be 15" to 16" deep. A permanent seat shall be at least 15" deep, located at the head of the tub, and between 17" to 19" above the floor. 1491.[ ] Section 1107.2, (A117.1 - 610.3) - When a seat is provided in a roll-in type shower in an Accessible dwelling and sleeping unit, it shall be a folding seat located on the wall adjacent to the controls and mounted 17" to 19" above the bathroom floor. In a transfer type shower, the seat shall extend from the back wall to within 3" of the entry. 1492.[ ] Section 1107.2, (A117.1 - 610.3.1) - The rectangular seat in an Accessible dwelling and sleeping unit shall be within 2.5" of the seat wall, shall extend 15" to 16" from the seat wall and shall extend to within 1.5" of the rear wall. 1493.[ ] Section 1107.2, (A117.1 - 610.3.2) - The AL@ shaped seat in an Accessible dwelling and sleeping unit shall be within 2.5" of the seat wall, extend 15" to 16" from the seat wall, be within 1.5" of the rear wall, extend 14" to 15" from the rear wall with the AL@ extending 22" to 23" from the seat wall.

100 1494.[ ] Section 1107.2, (A117.1 - 610.4) - The shower seat, fasteners, mounting device and supporting structure in an Accessible dwelling and sleeping unit shall be able to support a load of 250# applied at any point on the seat. 1495.[ ] Section 1107.2, (A117.1 - 611.2) - Clothes washer and dryer in an Accessible dwelling and sleeping unit shall have a 30" x 48" parallel approach clear floor space centered on the appliance. 1496.[ ] Section 1107.2, (A117.1 - 611.3) - Operable parts of clothes washers and dryers including doors, lint screens, detergent and bleach compartments in an Accessible dwelling and sleeping unit shall be within the appropriate reach ranges, and they shall not require tight grasping, pinching or twisting of the wrist to operate. 1497.[ ] Section 1107.2, (A117.1 - 611.4) - Top loading laundry appliances in an Accessible dwelling and sleeping unit shall have the door no more than 36" above the floor. Front loading appliances shall have the bottom of the compartment between 15" and 34" above the floor. 1498.[ ] Section 1107.2, (A117.1 - 702.3.6.1) - Accessible audible and visual alarms and notification appliances shall be installed in accordance with NFPA 72, be powered by a commercial light and power source, be permanently connected to the wiring of the premises electrical system, and be permanently installed. 1499.[ ] Section 1107.2, (A117.1 - 804.2.1) - The pass-through kitchen in an Accessible dwelling and sleeping unit shall have at least 40" clearance between cabinets, counter tops, appliances and walls. Pass-through kitchens shall have two entries. 1500.[ ] Section 1107.2, (A117.1 - 804.2.2) - The AU@ shaped kitchen in an Accessible dwelling and sleeping unit shall have at least 60" clearance between cabinets, counter tops, appliances and walls. 1501.[ ] Section 1107.2, (A117.1 - 804.3) - The kitchen in an Accessible dwelling and sleeping unit shall have a 30" wide work surface with knee and toe clearance below and a height between 28" and 34" above the floor. 1502.[ ] Section 1107.2, (A117.1 - 804.6.1) - The kitchen sink and surrounding counter in an Accessible dwelling and sleeping unit shall have a 30" x 48" clear floor area with knee and toe clearance positioned for a forward approach. The sink shall be 34" maximum above the floor and be equipped with faucet controls that can be operated with one hand without tight grasping, pinching or twisting of the wrist. The supply and drain pipes shall be protected from direct contact below the sink. The Accessible dwelling and sleeping unit shall have an accessible storage area positioned within an accessible reach range. 1503.[ ] Section 1107.2, (A117.1 - 804.6) - The Accessible dwelling and sleeping unit kitchen shall have a 30" x 48" clear floor space at each appliance. 1504.[ ] Section 1107.2, (A117.1 - 804.6.2) - The Accessible dwelling and sleeping unit kitchen appliance controls shall be capable of operation with one hand without tight grasping, pinching or twisting of the wrist. 1505.[ ] Section 1107.2, (A117.1 - 804.6.3) - The 30" x 48" clear floor area at the dishwasher and sink in the Accessible dwelling and sleeping unit shall be clear of the dishwasher door in the open position. 1506.[ ] Section 1107.2, (A117.1 - 804.6.4) - When the Accessible dwelling and sleeping unit range or cooktop is provided with a forward approach, knee and toe clearance shall be provided under the range or cooktop. The range or cooktop shall be insulated to prevent burns, abrasions or electric shock. The controls shall be located to not require reaching across the burners. 1507.[ ] Section 1107.2, (A117.1 - 804.6.5) - Side opening ovens in an Accessible dwelling and sleeping unit shall have the door latch located next to the countertop and controls on the

101 front panel on either side of the door. 1508.[ ] Section 1107.2, (A117.1 - 804.6.6) - The refrigerator/freezer in an Accessible dwelling and sleeping unit shall have at least half of the freezer space within 54" of the floor. The 30" x 48" clear floor space shall be positioned for a parallel approach with the centerline no more than 24" off-set from the appliance centerline. 1509.[ ] Section 1107.2, (A117.1 - 1002.2) - The accessible primary entrance to a Type A dwelling unit shall be on an accessible route from a public or common area, and shall not be to a bedroom. 1510.[ ] Section 1107.2, (A117.1 - 1002.3.1) - In Type A dwelling units, at least one accessible route shall be provided to all spaces and elements that are part of the dwelling unit. The only accessible route to a space shall not pass through a restroom or closet. An accessible route within a Type A dwelling unit is not required to an unfinished basement or attic. Exterior spaces less than 30" in depth or width are not required to provide a wheelchair turning space. 1511.[ ] Section 1107.2, (A117.1 - 1002.3.2) - In Type A dwelling units, all spaces shall provide a 5' diameter of AT@ shaped clear turning space. 1512.[ ] Section 1107.2, (A117.1 - 1002.3.3) - An accessible route in a Type A dwelling unit shall consist of floors with a slope of 1:20 or less, ramps, elevators and platform lifts. 1513.[ ] Section 1107.2, (A117.1 - 1002.4) - Walking surfaces in a Type A dwelling unit shall have rises between 1/4" and 2" beveled 1:2, a clear width of 32" for lengths of 24" or less and 36" for greater lengths. Turns around objects less than 48" wide, shall have a width of at least 42" approaching and leaving the turn and at least 48" during the turn. 1514.[ ] Section 1107.2, (A117.1 - 1002.5) - The primary entrance and all user passage doors in a Type A dwelling units shall have a clear width of at least 32" and provide all required maneuvering clearances. The thresholds shall be no more than 2" high. Exterior sliding door thresholds shall be 3/4" high maximum if they are beveled 1:2. The distance between two doors in a series shall be at least 4' plus the width of any door swinging into the space. The door operating hardware shall be capable of operation with one hand and shall not require tight grasping, pinching or twisting of the wrist. The surface of the doors within 10" of the floor on the push side shall be smooth for its full width. 1515.[ ] Section 1107.2, (A117.1 - 1002.6) - Ramps in a Type A dwelling unit shall have a maximum slope of 1:12, a stable, firm and slip resistant floor surface, a clear width of at least 36". The maximum rise of a ramp run is 30". The ramp landings shall have a maximum slope of 1:48, a minimum length of 60" and be at least 60" x 60" when changing directions. Handrails that do not reduce the required clearances of the ramp shall be provided on ramps with a rise more than 6". Edge protection that prevents passage of a 4" diameter sphere within 4" of the surface shall be provided on each side of ramp runs and landings. Exterior ramps shall no accumulate water on the surface. 1516.[ ] Section 1107.2, (A117.1 - 1002.7) - Private elevators in a Type A dwelling unit shall be automatic with a floor level tolerance of 2" maximum. The call buttons shall be at least 3/4" and be mounted between 48" and 15" above the floor. The doors and gates shall be power operated. The elevator car shall be at least 30" x 48" with the gates and doors at the narrow end. The clearance between the car sill and the hoistway platform shall not exceed 1.25". The illumination level shall be at least 5 footcandles. The control buttons shall be on a side wall at least 12" from any adjacent wall. Emergency communication shall be provided in the elevator. 1517.[ ] Section 1107.2, (A117.1 - 1002.8) - Platform lifts in a Type A dwelling unit shall have a stable, firm and slip resistant surface, a clear space of at least 30" x 48" and have operable parts that can be operated with one hand without tight grasping, pinching or twisting of the

102 wrist. 1518.[ ] Section 1107.2, (A117.1 - 1002.9) - Operable controls for electrical switches & outlets, plumbing appliances, window hardware, security and intercom systems, etc. serving Type A dwelling units shall be capable of operation with one hand without tight grasping, pinching or twisting of the wrist except for floor receptacles, dedicated receptacles, HVAC diffusers and controls mounted on ceiling fans. 1519.[ ] Section 1107.2, (A117.1 - 1002.10) - Clothes washers and dryers in Type A dwelling units shall be provided with a 30" x 48" clear floor space positioned for a parallel approach centered on the appliance. All controls, doors, lint screens, detergent and bleach compartments shall be within the appropriate reach ranges and be capable of operation with one hand without tight grasping, pinching or twisting of the wrist to operate. 1520.[ ] Section 1107.2, (A117.1 - 1002.11) - Doors shall not swing into the required clear space for any fixture in a Type A dwelling unit bathroom unless a 30" x 48" clear space is provided inside the bathroom outside of the door swing. 1521.[ ] Sections 1107.2, (A117.1 - 1002.11) - Lavatories in Type A dwelling unit bath and toilet rooms shall have a 30" x 48" clear space positioned for a forward approach with knee and toe clearances below. except cabinetry is allowed under the lavatory provided the finished floor extends under the cabinetry and the cabinetry can be removed without removing the lavatory. The lavatory shall be mounted 34" maximum above the floor. The faucets shall be capable of operation with one hand and not require tight grasping, pinching or twisting of the wrist to operate. The supply and drain pipes shall be protected against direct contact below the lavatory. 1522.[ ] Section 1107.2, (A117.1 - 1002.11) - Mirrors above the lavatory in a Type A dwelling unit bath or toilet room shall be mounted with the bottom edge no more than 40" above the floor. 1523.[ ] Section 1107.2, (A117.1 - 1002.11) - The water closets in a Type A dwelling unit bath or toilet room shall be positioned with a wall to the rear and on one side. The water closet shall be centered 16" to 18" from the side wall. 1524.[ ] Section 1107.2, (A117.1 - 1002.11) - The water closets in a Type A dwelling unit, having only a parallel approach, shall have a clearance of at least 56" from the rear wall and 48" from the side wall. A lavatory is allowed on the rear wall no closer than 18" from the centerline of the water closet. 1525.[ ] Section 1107.2, (A117.1 - 1002.11) - The water closets in a Type A dwelling unit, having only a forward approach, shall have a clearance of at least 66" from the rear wall and 48" from the side wall. A lavatory is allowed on the rear wall no closer than 18" from the centerline of the water closet. 1526.[ ] Section 1107.2, (A117.1 - 1002.11) - The water closets in a Type A dwelling unit, having both a forward and parallel approach, shall have a clearance of at least 56" from the rear wall and 60" from the side wall. No other fixtures are allowed within this clear area. 1527.[ ] Section 1107.2, (A117.1 - 1002.11) - The toilet seats in a Type A dwelling unit shall be 15" to 19" above the floor. 1528.[ ] Section 1107.2, (A117.1 - 1002.11) - The Type A dwelling unit water closets shall have reinforcing in the walls located to mount grab bars 33" to 36" above the floor and positioned for a 42" long grab bar on the side wall mounted within 12" of the rear wall, and for a 24" long grab bar on the rear wall centered on the water closet. The reinforcing for the rear wall grab bar shall be 36" long with the added length on the transfer side where space permits. 1529.[ ] Section 1107.2, (A117.1 - 1002.11) - A bathtub in Type A dwelling units shall have a clearance in front of the tub that extend the length of the tub and is 30" wide. A lavatory is

103 permitted in the clear area at the foot of the tub. A bathtub with a rear seat shall have blocking in the walls for 2 back wall grab bars positioned within 15" of the head end and 12" of the foot end. Blocking shall be provided 33" to 36" above the floor and 9" above the rim of the tub. Blocking for a 24" long grab bar shall be provided at the foot end positioned at the front edge of the tub and mounted 33" to 36" above the floor. A bathtub without a rear seat shall have blocking in the walls for 2 back wall grab bars at least 24" long positioned within 24" of the head end and 12" of the foot end. Blocking shall be mounted 33" to 36" above the floor and 9" above the rim of the tub. Blocking for a 24" long grab bar shall be provided at the foot end positioned at the front edge of the tub and mounted 33" to 36" above the floor. Blocking for a 12" long grab bar shall be provided at the head end positioned at the front edge of the tub mounted 33" to 36" above the floor. The bathtub controls shall be on an end wall positioned between the centerline of the tub and the open side, and between the bathtub rim and the grab bar. The bathtub shall have a shower spray unit on a hose, at least 59" long, that can be used as fixed or hand held unit. The bathtub enclosure shall not obstruct wheelchair transfers and shall not have tracks on the rim. 1530.[ ] Section 1107.2, (A117.1 - 1002.11) - A shower in Type A dwelling units shall be at least 36" x 36" in a transfer type shower with a clearance at the open side of the shower extending at least 48" from the control wall and 36" wide. A roll-in type shower shall be at least 30" x 60" with either a 60" wide entry or a 36" wide entry at one end of the long side with the controls on the end wall furthest from the entry. A clearance 30" wide and 60" long shall be provided at the open side of the shower. A lavatory is permitted in the clear space at the control wall end. Blocking for grab bars in a transfer type shower shall be provided between 33" and 36" above the floor, positioned across the control and the back wall extending at least 18" from the control wall. Blocking for grab bars in a roll-in type shower shall be provided between 33" and 36" above the floor, positioned on all three walls within 6" of adjacent walls. Shower controls shall be capable of operation with one hand and shall not require tight grasping, pinching or twisting of the wrist to operate. In roll-in showers, the controls shall be mounted above the blocking for the grab bar and within 48" of the shower floor. In transfer type showers, the controls shall be mounted on the side wall opposite the seat between 38" and 48" above the shower floor. The shower shall have a shower spray unit with a 59" long hose. In a transfer type shower it shall be located on the control wall within 15" of the centerline of the seat. In a roll-in type shower, the spray unit that is located on the back wall shall be within 27" of the control wall. The shower compartment threshold shall be a maximum of 2" high and beveled 1:2 on both sides. 1531.[ ] Section 1107.2, (A117.1 - 1002.12 & 1003.12) - Type A dwelling unit galley kitchen shall have at least 40" between opposing cabinets, counters, appliances or walls. 1532.[ ] Section 1107.2, (A117.1 - 1002.12 & 1003.12) - Type A dwelling unit kitchens with cabinets, counters or appliances on three sides shall have a clearance of at least 60" between opposing cabinets, counters, appliances or walls. 1533.[ ] Section 1107.2, (A117.1 - 1002.12) - A Type A dwelling unit kitchen shall have a 30" wide section of counter having a height no more than 34" above the floor or be adjustable from 29" to 36" above the floor. The clear space under the counter shall be at least 27" high extending at least 11" under the counter. Removable cabinetry can be under the work surface providing the finished floor extends under the cabinetry. 1534.[ ] Section 1107.2, (A117.1 - 1002.12) - A Type A dwelling unit kitchen sink and surrounding counter shall be at least 30" wide having a height no more than 34" above the floor or be adjustable from 29" to 36" above the floor. The clear space under the counter shall be at least 27" high extending at least 11" under the counter. Removable cabinetry can be under the sink provided the finished floor extends under the cabinetry.

104 1535.[ ] Section 1107.2, (A117.1 - 1002.12) - A Type A dwelling unit kitchen sink shall have at least one bowl a maximum of 6.5" deep, with faucets that can be operated with one hand without tight grasping, pinching or twisting of the wrist to operate. The supply and drain pipes under the sink shall be protected against contact. 1536.[ ] Section 1107.2, (A117.1 - 1002.12) - Type A dwelling unit kitchen storage cabinets shall have a 30" x 48" clear floor space positioned for a forward or parallel approach. 1537.[ ] Section 1107.2, (A117.1 - 1002.12) - Type A dwelling unit appliances shall have a 30" x 48" clear floor space positioned for a forward or parallel approach. 1538.[ ] Section 1107.2, (A117.1 - 1002.12) - Type A dwelling unit appliances shall have controls that can be capable of operation with one hand and shall not require tight grasping, pinching or twisting of the wrist to operate. 1539.[ ] Section 1107.2, (A117.1 - 1002.12) - The Type A dwelling unit clear floor space shall be adjacent to the dishwasher with the door in the open position. 1540.[ ] Section 1107.2, (A117.1 - 1002.12) - The Type A dwelling unit range or cooktop shall not require reaching across the burners to operate the controls. Where only a forward approach is provided, a clear knee and toe space shall be provided under the cooktop. 1541.[ ] Section 1107.2, (A117.1 - 1002.12) - The Type A dwelling unit with a side opening oven shall have the door latch next to the countertop and controls on the front panel. 1542.[ ] Section 1107.2, (A117.1 - 1002.12) - The Type A dwelling unit refrigerator/freezer shall have at least half of the freezer space located within 54" of the floor. The clear floor space shall be positioned for a parallel approach and be off-set from the centerline of the appliance no more than 24". 1543.[ ] Section 1107.2, (A117.1 - 1002.12) - The Type A dwelling unit shall provide a clear floor space at the trash compactor. 1544.[ ] Section 1107.2, (A117.1 - 1002.13) - In Type A dwelling units, at least 1 operable window in each living, sleeping or dining room shall have the operating mechanism located between 15" and 48" above the floor and be capable of operation with one hand without tight grasping, pinching or twisting of the wrist to operate. 1545.[ ] Section 1107.2, (A117.1 - 1002.14) - Type A dwelling unit storage facilities shall be provided with a clear floor space. A portion of each storage area shall be located within reach ranges 15" to 48" above the floor and an operating mechanism capable of operation with one hand without tight grasping, pinching or twisting of the wrist. 1546.[ ] Section 1107.2, (A117.1 - 1004.2) - The primary entrance to a Type B dwelling unit shall not be into a bedroom. 1547.[ ] Section 1107.2, (A117.1 - 1004.3) - An accessible route within Type B dwelling units are not required to raised or sunken portions of living, dining or sleeping rooms, or to mezzanines without plumbing fixtures or enclosed habitable space. 1548.[ ] Section 1107.2, (A117.1 - 1004.3.1) - All spaces and elements that are part of a Type B dwelling unit shall be on an accessible route. When only one route is provided it shall not pass through a rest room or closet. 1549.[ ] Section 1107.2, (A117.1 - 1004.3.2) - An accessible route in a Type B dwelling unit shall be a walking surface, doorway, ramp, elevator or lift. 1550.[ ] Section 1107.2, (A117.1 - 1004.4) - An accessible route in a Type B dwelling unit shall have a width of at least 32" for lengths of 24" or less and 36" for lengths more than 24". changes in level between 1/4" and 2" shall be beveled 1:2 and changes greater than 2" shall be ramped, except exterior impervious decks, balconies or patios shall be a maximum of 4" below the interior floor level. 1551.[ ] Section 1107.2, (A117.1 - 1004.5.1) - The primary entrance door to a Type B dwelling unit shall have a clear width of at least 32". Maneuvering clearances are required on the

105 outside of the primary entrance door. 1552.[ ] Section 1107.2, (A117.1 - 1004.5.2) - The user passage doors in a Type B dwelling unit shall have a clear width of 31.75" with the door open 90 degrees. Thresholds shall be no more than 2" high and beveled on both sides 1:2. Sliding door thresholds shall be no more than 0.75" high and beveled on both sides 1:2. 1553.[ ] Section 1107.2, (A117.1 - 1004.6) - Ramps in a Type B dwelling unit shall have a maximum slope of 1:12, a minimum width of 36", a maximum rise of a ramp run of 30", a landing length of 60" minimum, handrails on both sides of ramps with a rise of more than 6" and edge protection with a curb or extended floor beyond the handrail. 1554.[ ] Section 1007.2, (A117.1 - 1004.7) - Private elevators in a Type B dwelling unit shall be automatic with a floor level tolerance of 2" maximum. The call buttons shall be at least 3/4" and be mounted between 48" and 15" above the floor. The doors and gates shall be power operated. The elevator car shall be at least 30" x 48" with the gates and doors at the narrow end. The clearance between the car sill and the hoistway platform shall not exceed 1.25". The illumination level shall be at least 5 footcandles. The control buttons shall be on a side wall at least 12" from any adjacent wall. Emergency communication shall be provided in the elevator. 1555.[ ] Section 1007.2, (A117.1 - 1004.8) - Platform lifts in a Type B dwelling unit shall have a clear space of at least 30" x 48" and have operable parts that can be operated with one hand without tight grasping, pinching or twisting of the wrist. 1556.[ ] Section 1107.2, (A117.1 - 1004.9) - Operable controls for electrical switches & outlets, security and intercom systems serving a Type B dwelling unit shall be located between 15" and 48" above the floor except for floor receptacles, dedicated receptacles, HVAC diffusers, appliance controls, plumbing fixtures and controls mounted on ceiling fans. 1557.[ ] Section 1107.2, (A117.1 - 1004.10) - Clothes washers and dryers in Type B dwelling units shall be provided with a 30" x 48" clear floor space positioned for a parallel approach centered on the appliance. 1558.[ ] Section 1107.2, (A117.1 - 1004.11) - Toilet and bathing fixtures in Type B dwelling units located on levels that are not required to be accessible are not required to comply with any accessibility requirements. 1559.[ ] Section 1107.2, (A117.1 - 1004.11.1) - Doors shall not swing into the required clear space for any fixture in a Type B dwelling unit bathroom unless a 30" x 48" clear space, excluding knee and toe clearance, is provided inside the bathroom, clear of the door swing. 1560.[ ] Section 1107.2, (A117.1 - 1004.11.2) - Reinforcement shall be installed for the future installation of grab bars and shower seats in Type B dwelling units at water closets, bathtubs and showers. Reinforcing is not required in rooms having only a water closet and lavatory provided it is not the only water closet and lavatory on the accessible level. 1561.[ ] Section 1107.2, (A117.1 - 1004.11.3.1) - Bathroom fixtures in a room containing only a water closet and lavatory in an Option A, Type B dwelling unit are not required to be accessible provided they are not the only water closet and lavatory on the accessible level. 1562.[ ] Section 1107.2, (A117.1 - 1004.11.3.1.1) - The lavatory in an Option A, Type B dwelling unit shall be provided with a 30" x 48" clear floor space for a parallel approach centered on the lavatory unless the cabinetry under the lavatory is capable of being removed without removal of the lavatory, and the finished floor extends under the cabinetry. 1563.[ ] Section 1107.2, (A117.1 - 1004.11.3.1.2) - The water closet in an Option A, Type B dwelling unit shall be centered 18" minimum from lavatory or bathtub on one side and 15" minimum on the other side. When adjacent to a wall, the water closet shall be centered 18" minimum from the wall and 15" minimum from the lavatory or bathtub. Blocking shall be

106 provided for the future installation of a grab bar on the side with 18" clearance. 1564.[ ] Section 1107.2, (A117.1 - 1004.11.3.1.2.1) - The water closet in an Option A, Type B dwelling unit with a parallel approach shall have a clear space extending 56" from the rear wall and 48" measured from the side with 18" clearance from the centerline of the water closet. Lavatories or vanities on the rear wall are allowed in the clear space around the water closet. 1565.[ ] Section 1107.2, (A117.1 - 1004.11.3.1.2.2) - The water closet in an Option A, Type B dwelling unit with a forward approach shall have a clear space extending 66" from the rear wall and 48" measured from the side with 18" clearance from the centerline of the water closet. Lavatories or vanities on the rear wall are allowed in the clear space around the water closet. 1566.[ ] Section 1107.2, (A117.1 - 1004.11.3.1.2.3) - The water closet in an Option A, Type B dwelling unit with a parallel or forward approach shall have a clear space extending 56" from the rear wall and 42" measured from the centerline of the water closet. 1567.[ ] Section 1107.2, (A117.1 - 1004.11.3.1.3.1) - The bathtub in an Option A, Type B dwelling unit with a parallel approach shall have a 30" x 60" clear space in front of the bathtub. A lavatory is allowed at the foot end of the bathtub if a clear space 30" x 48" is provided in front of the bathtub. Lavatories with knee and toe space under them are allowed in the clear space. 1568.[ ] Section 1107.2, (A117.1 - 1004.11.3.1.3.2) - The bathtub in an Option A, Type B dwelling unit with a forward approach shall have a 48" x 60" clear space in front of the bathtub. A water closet is allowed at the foot end of the bathtub. 1569.[ ] Section 1107.2, (A117.1 - 1004.11.3.1.3.3) - The shower in an Option A, Type B dwelling unit shall be at least 36" x 36". The clear space outside the shower shall extend at least 30" from the face of the shower and 48" from the shower head wall. Reinforcing shall be provided in the wall for a shower seat unless the shower is larger than 36" x 36". 1570.[ ] Section 1107.2, (A117.1 - 1004.11.3.2) - One of each type of accessible bathroom fixture in an Option B, Type B dwelling unit shall be provided in a single bathing area and shall not require travel through other areas of the dwelling unit. 1571.[ ] Section 1107.2, (A117.1 - 1004.11.3.2.1) - The lavatory in an option B, Type B dwelling unit shall have a 30" x 48" clear floor space located for a parallel approach centered on the lavatory unless knee and toe clearance is provided under the lavatory. The lavatory shall be no more than 34" above the floor. 1572.[ ] Section 1107.2, (A117.1 - 1004.11.3.2.2) - The water closet in an Option B, Type B dwelling unit shall be centered 18" minimum from lavatory or bathtub on one side and 15" minimum on the other side. When adjacent to a wall, the water closet shall be centered 18" minimum from the wall and 15" minimum from the lavatory or bathtub. Blocking shall be provided for the future installation of a grab bar on the side with 18" clearance. When a parallel approach is provided, a clear space shall be provided extending 56" from the rear wall and 48" measured from the side with 18" clearance from the centerline of the water closet. Lavatories or vanities on the rear wall are allowed in the clear space around the water closet. When a forward approach is provided, a clear space shall be provided extending 66" from the rear wall and 48" measured from the side with 18" clearance from the centerline of the water closet. Lavatories or vanities on the rear wall are allowed in the clear space around the water closet. When a parallel or forward approach is provided, a clear space shall be provided extending 56" from the rear wall and 42" measured from the centerline of the water closet. 1573.[ ] Section 1107.2, (A117.1 - 1004.11.3.2.3.1) - The bathtub in an Option B, Type B dwelling unit shall have a clear floor space in front of the bathtub 30" wide by 48" long

107 measured from the foot end of the bathtub. 1574.[ ] Section 1107.2, (A117.1 - 1004.11.3.2.3.2) - If the shower in an Option B, Type B dwelling unit is the only bathing fixture, the shower compartment shall be 36" x 36" minimum. Reinforcing shall be provided in the walls for a shower seat unless the compartment is larger than 36" x 36". A clear floor space shall be provided in front of the shower 30" wide by 48" long measured from the shower head wall. 1575.[ ] Section 1107.2, (A117.1 - 1004.12.1.1) - Galley kitchens in a Type B dwelling unit shall have a clearance of at least 40" between cabinets, appliances, counter tops or walls. 1576.[ ] Section 1107.2, (A117.1 - 1004.12.1.2) - U-shaped kitchens in a Type B dwelling unit shall have a clearance of at least 60" between cabinets, appliances, counter tops or walls. 1577.[ ] Section 1107.2, (A117.1 - 1004.12.2.1) - The kitchen sink in a Type B dwelling unit shall have a 30" x 48" clear floor space positioned for a parallel approach centered on the sink or be provided with knee and toe clearance under the kitchen sink. 1578.[ ] Section 1107.2, (A117.1 - 1004.12.2.2) - The dishwasher in a Type B dwelling unit shall be provided with a 30" x 48" clear floor space positioned for a forward or parallel approach positioned beyond the dishwasher door swing. 1579.[ ] Section 1107.2, (A117.1 - 1004.12.2.3) - The range or cook-top in a Type B dwelling unit shall have a 30" x 48" clear floor space positioned for a parallel approach unless a forward approach with knee and toe space clearance under the range or cook-top is provided. 1580.[ ] Section 1107.2, (A117.1 - 1004.12.2.4/5) - The oven, refrigerator/freezer and trash compactor in a Type B dwelling unit shall have a 30" x 48" clear floor space positioned for either a forward or parallel approach. 1581.[ ] Section 1107.2, (A117.1 - 1005.5.1) - A hard-wired electric doorbell shall be provided. A button or switch shall be provided on the public side of the dwelling unit primary entrance. Activation of the button or switch shall initiate an audible tone within the dwelling unit. 1582.[ ] Section 1107.2, (A117.1 - 1005.5.2) - A means for visually identifying a visitor without opening the dwelling unit entry door shall be provided. Peepholes, where used, shall provide a minimum 180 degree range of view. 1583.[ ] Section 1108.2.1 - Accessible levels of assembly areas with fixed seats shall be provided with the services and facilities that are provided on non-accessible levels. 1584.[ ] Section 1108.2.2, (A117.1 - 802.2) - Fixed seating assembly areas in theaters, bleachers, grandstands, stadiums and arenas shall have wheelchair spaces on a floor having a slope of 1:48 or less. 1585.[ ] Section 1108.2.2, (A117.1 - 802.3) - A single wheelchair space shall have a width of at least 36" and multiple adjacent spaces shall have a width of at least 33". 1586.[ ] Section 1108.2.2, (A117.1 - 802.4) - Wheelchair spaces entered from the front or rear shall have a minimum depth of 48". When entrance is only from the side, the minimum depth shall be 60". 1587.[ ] Section 1108.2.2, (A117.1 - 802.5) - Wheelchair spaces shall be adjacent to an accessible route or one adjoining wheelchair space. 1588.[ ] Section 1108.2.2, (A117.1 - 802.8) - Wheelchair spaces shall have comparable sight lines to other viewing areas. 1589.[ ] Section 1108.2.2.1 - Assembly areas with fixed seating shall be provided with number of accessible wheelchair spaces required in Table 1108.2.2.1. 1590.[ ] Section 1108.2.2.2 - Each luxury box, club box and suite in arenas, stadiums and grandstands shall have the number of accessible wheelchair spaces required by Table 1008.2.2.1.

108 1591.[ ] Section 1108.2.2.3 - In all other box seating in arenas, stadiums and grandstands, the total number of accessible wheelchair spaces shall be as required by Table 1008.2.2.1 but not less than 20% of all boxes provided. 1592.[ ] Section 1108.2.2.4 - At least 1 wheelchair space shall be provided in team or player seating areas serving sport activities. 1593.[ ] Section 1108.2.3 – At least one companion seat complying with ICC A117.1 shall be provided for each wheelchair space required. 1594.[ ] Section 1108.2.4 - Wheelchair spaces in assembly areas with fixed seating shall be dispersed based upon availability of accessible routes to seating areas. Wheelchair spaces in assembly areas with fixed seating shall be provided on the main level and on one of every two additional floor or mezzanine levels. Wheelchair spaces in assembly areas for worship with a second level containing 25% or less of the total seating can be located on the main level. Wheelchair spaces in multi-level assembly seating with a second level containing 25% or less of the total seating and 300 or fewer seats can be located on the main level. 1595.[ ] Section 1108.2.7 - Assembly areas with fixed seating using audible communication shall have an assistive listening system if it has an audio amplification system or is used as a court room. 1596.[ ] Section 1108.2.7.1 - The total number of receivers provided for assistive listening shall be as required by Table 1108.2.7.1 for the total assembly seating under one management in the building. 1597.[ ] Section 1108.2.7.2 - Stadiums, arenas and grandstands with public address systems shall also provide visual text regarding events and facilities. When electronic signs are provided that can display pre-recorded or real time messages shall display text that is equivalent to the audible messages. 1598.[ ] Section 1108.2.8 - When performance areas have a circulation path that directly connects with the assembly seating, an accessible route shall also be provided. An accessible route shall be provided from the performance area to accessory areas and facilities used by performers. 1599.[ ] Section 1108.2.9 - All of the dining area shall be accessible except for mezzanine areas containing less than 25% of the total area. Tiered dining areas in sports facilities providing accessible seating shall have accessible routes to at least 25% of the dining area. 1600.[ ] Section 1108.2.9.1, (A117.1 - 902) - At least 5% of the seating or standing spaces shall have accessible surfaces for food or drink consumption. A clear floor area at the accessible spaces shall be at least 30" x 48" and be provided with knee and toe clearances. The accessible surface shall be between 28" and 34" above the floor and at least 60" long. 1601.[ ] Section 1108.3, (A117.1 - 905) - Self-service storage facilities shall have accessible spaces in accordance with Table 1108.3. These spaces shall be dispersed throughout the classes of spaces provided, but need not exceed the number of spaces required by Table 1108.3. The accessible storage shall have a clear floor area at least 30" x 48" and be at a height between 15" and 48" above the floor. Operable parts shall be capable of operation with one hand and shall not require tight grasping, pinching or twisting of the wrist to operate. 1602.[ ] Section 1108.4.1 - Each judicial facility courtroom shall be accessible. 1603.[ ] Section 1108.4.1.1 – Jury boxes shall be provided with an accessible wheelchair space. 1604.[ ] Section 1108.4.1.2 – Gallery seating shall have accessible wheelchair seating as per Table 1108.2.2.1. 1605.[ ] Section 1108.4.1.3 – Assistive listening systems shall be provided in accessible spaces as per Table 1108.2.7.1.

109 1606.[ ] Section 1108.4.1.4 – The judges bench, clerks station, bailiffs station, deputy clerks station and court reporters station shall be on an accessible route. 1607.[ ] Section 1108.4.1.5 – The litigants and counsel stations, including the lectern, shall be accessible as per ICC A117.1. 1608.[ ] Section 1108.4.2 - At least one central or court floor holding cell in judicial facilities shall be accessible. Where cells are separated by age or sex, at least one of each type shall be accessible. Accessible holding cells can serve more than 1 court. 1609.[ ] Section 1108.4.3 - At least 5% of the judicial facility visiting area cubicles shall be accessible on both the visitor and detainee side. Where solid partitions or security glazing separates visitors and detainees, at least one of each type shall be accessible. 1610.[ ] Section 1109.2 - Toilet and bathing facilities shall be accessible, and the only accessible facility shall not be located on an inaccessible level. At least 1 of each fixture, element, control or dispenser in each toilet and bathing facility shall be accessible. A private toilet and bathing facility accessed only through a private office for use by a single occupant are allowed to have doors swing into the clear floor area if the door swing can be reversed; the water closet height requirement is not applicable; only grab bar reinforcing is required to be installed; and the required lavatory height, knee and toe clearances are not applicable. Where multiple single user toilet and bathing facilities are at one location and having fixtures in excess of the number required, at least one shall be accessible. Where only one urinal is provided it is not required to be accessible. Toilet rooms serving critical- or intensive-care patient rooms are not required to be accessible. 1611.[ ] Section 1109.2, (A117.1 - 603.2.1) - A 5' diameter or AT@ shaped clear floor area shall be provided in each toilet and bathing room. Doors shall not swing into a clear floor area unless the room is for individual use and a 30" x 48" clear floor space is provided clear of the door swing. 1612.[ ] Section 1109.2, (A117.1 - 603.3) - Mirrors in accessible toilet and bathing rooms shall be mounted with the bottom edge no more than 40" above the floor. 1613.[ ] Section 1109.2, (A117.1 - 603.4) - Coat hooks in accessible toilet and bathing rooms shall be mounted no more than 48" above the floor. 1614.[ ] Section 1109.2, (A117.1 - 604.2) - Accessible water closets shall have their centerline 16" to 18" from the nearest side wall and shall be centered in an ambulatory accessible stall. 1615.[ ] Section 1109.2, (A117.1 - 604.3) - Accessible water closets shall have a clear area extending at least 60" from the side wall and at least 56" from the rear wall, with no other fixtures within this space. 1616.[ ] Section 1109.2, (A117.1 - 604.4) - The top of the accessible water closet seat shall be 17" to 19" above the floor. 1617.[ ] Section 1109.2, (A117.1 - 604.5) - The accessible water closet shall have a 42" long side wall grab bar positioned 12" from the rear wall and a 24" long rear wall grab bar centered on the water closet. Where space permits, the rear wall grab bar shall be 36" long with the added length on the transfer side or the water closet. In addition, a vertical grab bar 18" minimum in length shall be mounted with the bottom of the bar located between 39" and 41" above the floor, and with the centerline of the bar located between 39" and 41" from the rear wall. Where fixtures are located on each side of the water closet, a swing up grab bar shall be permitted if installed on the side with the required 18" clearance and be mounted at 15 3/4" from the center line of the water closet, swing up grab bars shall be 28" minimum in length from the rear wall. 1618.[ ] Section 1109.2, (A117.1 - 604.7) - The toilet paper dispenser at the accessible water closet shall be mounted 7" to 9" in front of the water closet and 15" to 48" above the floor.

110 The dispenser shall allow continuous paper flow. 1619.[ ] Section 1109.2, (A117.1 - 604.8.2) - Wheelchair accessible water closet stalls shall be at least 60" perpendicular to the side wall and at least 56" perpendicular to the rear wall for a wall hung water closet and 59" for a floor mounted water closet. 1620.[ ] Section 1109.2, (A117.1 - 604.8.3) - The wheelchair water closet stall door shall not swing into the required area. 1621.[ ] Section 1109.2, (A117.1 - 604.8.5) - The front and a side partition shall provide toe clearance that extends at least 9" above the floor and 6" beyond the compartment. 1622.[ ] Section 1109.2, (A117.1 - 604.8.3) - The accessible toilet compartment door shall be self-closing and be hinged within 4" of the side wall furthest from the water closet. When the toilet compartment door is approached from the latch side, there shall be a clearance of at least 42" from the door side of the compartment. The door operating hardware shall be capable of operation with one hand, shall not require tight grasping, pinching or twisting of the wrist and be located on both sides of the door. 1623.[ ] Section 1109.2, (A117.1 - 604.8.6) - The accessible toilet compartment shall have a 42" long side wall grab bar positioned 12" from the rear wall and a 24" long rear wall grab bar centered on the water closet. Where space permits, the rear wall grab bar shall be 36" long with the added length on the transfer side or the water closet. In addition, a vertical grab bar 18" minimum in length shall be mounted with the bottom of the bar located between 39" and 41" above the floor, and with the centerline of the bar located between 39" and 41" from the rear wall. 1624.[ ] Section 1109.2, (A117.1 - 604.9) - Where the combined total water compartment and urinals provided within a toilet room is 6 or more, at least 1 ambulatory-accessible water closet compartment shall be provided in addition to the wheelchair-accessible compartment. The ambulatory accessible toilet compartment shall have a 42" long side wall grab bar positioned 12" from the rear wall on both sides. In addition, a vertical grab bar 18" minimum in length shall be mounted with the bottom of the bar located between 39" and 41" above the floor, and with the centerline of the bar located between 39" and 41" from the rear wall. 1625.[ ] Section 1109.2, (A117.1 - 604.11) - Coat hooks in accessible toilet compartments shall be mounted 48" maximum above the floor. Fold down shelves shall be mounted between 40" and 48" above the floor. 1626.[ ] Section 1109.2, (A117.1 - 605.2) - The accessible urinal shall have the rim no more than 17" above the floor. 1627.[ ] Section 1109.2, (A117.1 - 605.3) - The accessible urinal shall have a 30" x 48" clear floor area positioned for a forward approach. 1628.[ ] Section 1109.2, (A117.1 - 606.2) - The accessible lavatory or sink shall have a 30" x 48" clear floor area positioned for a forward approach. Knee and toe space shall be provided that extends 27" above the floor, 30" wide and at least 11" under the lavatory or sink. A parallel approach is permitted when a cooktop or range is not provided. 1629.[ ] Section 1109.2, (A117.1 - 606.3) - The accessible lavatory or sink shall be mounted no higher then 34" above the floor. 1630.[ ] Section 1109.2, (A117.1 - 606.4) - The accessible lavatory or sink faucet controls shall be capable of operation with one hand and shall not require tight grasping, pinching or twisting of the wrist to operate. 1631.[ ] Section 1109.2, (A117.1 - 606.6) - The accessible lavatory or sink drain and supply pipes shall be protected from direct contact below the lavatory or sink. 1632.[ ] Section 1109.2, (A117.1 - 607.2) - The accessible bathtub shall have a clearance 30" wide extending the length of the bathtub. The clearance shall extend at least 12" beyond the

111 head end wall when a permanent seat is provided at the head end. 1633.[ ] Section 1109.2, (A117.1 - 607.3) - The accessible bathtub shall have a permanent head- end seat or a removable in-tub seat 15" to 16" deep and 17" to 19" above the floor. 1634.[ ] Section 1109.2, (A117.1 - 607.4.1) - The accessible bathtub with a permanent seat shall have two rear wall grab bars, both extending from within 15" of the head end wall to 12" from the foot end wall. One of the grab bars will be mounted 33" to 36" above the floor and the second 9" above the rim of the bathtub. A third grab bar shall be 24" long mounted on the foot end wall 33" to 36" above the floor at the front edge of the bathtub. 1635.[ ] Section 1109.2, (A117.1 - 607.4.2) - An accessible bathtub with a removable seat shall have two rear wall grab bars, both at least 24" long extending from within 24" of the head end wall to 12" from the foot end wall. One of the grab bars will be mounted 33" to 36" above the floor and the second 9" above the rim of the bathtub. A third grab bar shall be 24" long mounted on the foot end wall 33" to 36" above the floor at the front edge of the bathtub. A fourth grab bar shall be 12" long mounted on the head end wall 33" to 36" above the floor at the front edge of the bathtub. 1636.[ ] Section 1109.2, (A117.1 - 607.5) - The accessible bathtub controls shall be on an end wall, located between the bathtub rim and the grab bar and between the open side of the bathtub and the bathtub centerline. 1637.[ ] Section 1109.2, (A117.1 - 607.6) - The accessible bathtub shall be equipped with a shower spray having a hose at least 59" long. 1638.[ ] Section 1109.2, (A117.1 - 607.7) - The accessible bathtub shall not have tracks on the rim of the bathtub. Tub enclosures shall not obstruct the controls or the transfer onto the bathtub seat. 1639.[ ] Section 1109.2, (A117.1 - 608.2.1) - The accessible transfer shower shall be at least 36" x 36" clear inside dimensions with a clearance outside the shower extending at least 48" from the control wall and at least 36" wide. 1640.[ ] Section 1109.2, (A117.1 - 608.2.2) - The accessible roll-in shower shall be at least 30" x 60" and have a clear area outside the shower that is at least 30" x 60". A lavatory is permitted at the end of the clear space. 1641.[ ] Section 1109.2, (A117.1 - 608.2.3) - The alternate roll-in shower shall be 36" wide x 60" long with an entry at least 36" wide at one end of the long side. The shower unit and controls shall be on the end wall furthest from the entry. 1642.[ ] Section 1109.2, (A117.1 - 608.3.1) - Grab bars in accessible transfer showers shall be provided on the control wall and on the rear wall to a point 18" from the control wall. Grab bars shall be mounted 33" to 36" above the floor. 1643.[ ] Section 1109.2, (A117.1 - 608.3.2) - Grab bars in accessible roll-in showers shall be provided on all three walls extending to within 6" of the adjacent walls. Grab bars shall be mounted 33" to 36" above the floor. Grab bars shall not be required behind the seat or extend over the seat on the control wall. In alternate roll-in showers grab bars are not extend over the seat or on the side wall opposite the control wall 1644.[ ] Section 1109.2, (A117.1 - 608.4) - The accessible transfer shower shall be provided with a folding seat on the wall adjacent to the controls. The seat shall be either rectangular or AL@ shaped mounted 17" to 19" above the floor. 1645.[ ] Section 1109.2, (A117.1 - 608.5) - Faucets and controls in the accessible shower shall be capable of operation with one hand and shall not require tight grasping, pinching or twisting of the wrist to operate. The controls in roll-in showers shall be located above the grab bar to a point no more than 48" above the floor. The controls and shower unit in a transfer shower shall be located on the side wall opposite the seat mounted 38" to 48" above the floor.

112 1646.[ ] Section 1109.2, (A117.1 - 608.6) - The accessible shower spray unit shall have at least a 59" long hose that can be hand held or fixed. In a transfer shower the spray unit shall be on the control wall within 15" of the centerline of the seat. In a roll-in shower, the spray unit mounted on the back wall shall be within 27" of the side wall. 1647.[ ] Section 1109.2, (A117.1 - 608.7) - The accessible shower compartment threshold shall be no more than 2" high and it shall be beveled on both sides 1:2. 1648.[ ] Section 1109.2, (A117.1 - 609.2) - The accessible toilet and bathing facility grab bars shall have a diameter between 1.25" and 2" or a perimeter between 4" and 4.8" with 1/8" radius edges. 1649.[ ] Section 1109.2, (A117.1 - 609.3) - The accessible toilet and bathing facility grab bars shall be spaced 1.5" from the wall, objects below and at the ends. Projecting objects shall be at least 15" above the grab bar. 1650.[ ] Section 1109.2, (A117.1 - 609.4) - The accessible toilet and bathing facility grab bars shall be mounted horizontally between 33" and 36" above the floor. 1651.[ ] Section 1109.2, (A117.1 - 609.8) - The accessible toilet and bathing facility grab bars shall be capable of resisting a vertical or horizontal force of 250 pounds at any point. 1652.[ ] Section 1109.2, (A117.1 - 610.2) - The accessible removable bathtub seat shall be between 15" and 16" deep. The permanent bathtub seat shall be at least 15" deep at the head end of the tub. The seat shall be between 17" and 19" above the floor. 1653.[ ] Section 1109.2, (A117.1 - 610.3) - A seat in a roll-in shower shall be an AL@ shaped or rectangular folding seat mounted on the wall adjacent to the controls between 17" and 19" above the floor. The transfer type shower seat shall extend from the back wall to within 3" of the shower entry. 1654.[ ] Section 1109.2, (A117.1 - 610.3.1) - The rear edge of a rectangular shower seat shall be within 2.5" of the seat wall and extend to between 15" and 16" from the seat wall. The side edge of a rectangular seat shall be within 1.5" of the control wall. 1655.[ ] Section 1109.2, (A117.1 - 610.3.2) - The rear edge of an AL@ shaped shower seat shall be within 2.5" of the seat wall and extend to between 15" and 16" from the seat wall. The rear edge of the seat AL@ shall be within 1.5" of the wall and extend to between 14" and 15" from the wall. The end of the AL@ shall extend to between 22" and 23" from the seat wall. 1656.[ ] Section 1109.2, (A117.1 - 610.4) - The shower seat shall be able to resist a force of 250 pounds at any point on the seat, fasteners or support structure. 1657.[ ] Section 1109.2, (A117.1 - 611.2) - Accessible clothes washers and dryers shall have a 30" x 48" clear floor space providing a parallel approach centered on the appliance. 1658.[ ] Section 1109.2, (A117.1 - 611.3) - The operable parts of accessible clothes washers and dryers shall be capable of operation with one hand without tight grasping, pinching or twisting the wrist to operate. 1659.[ ] Section 1109.2, (A117.1 - 611.4) - The door to top loading accessible clothes washers and dryers shall be within 34" of the floor. The opening of front loading machines shall be between 15" and 34" above the floor. 1660.[ ] Section 1109.2.1 - An accessible unisex toilet room shall be provided in Group A and Group M occupancies having an aggregate of 6 or more male and female water closets required. An accessible unisex bathing facility shall be provided in recreational facilities having separate sex bathing facilities providing more than 1 shower or bathtub. 1661.[ ] Section 1109.2.1.2 - The required unisex toilet rooms shall contain only 1 water closet and 1 lavatory. A urinal is permitted in addition to a water closet. 1662.[ ] Section 1109.2.1.3 - The required unisex bathing rooms shall contain only 1 bathing fixture, 1 water closet and 1 lavatory. If storage facilities are provided for the separate sex bathing rooms, accessible storage shall be provided for the unisex bathing room.

113 1663.[ ] Section 1109.2.1.4 - Required unisex toilet rooms shall be located within 1 floor up/down and on an accessible route that does not exceed 500' from the separate sex toilet rooms. 1664.[ ] Section 1109.2.1.5 - In passenger transportation facilities, the accessible route between separate sex toilet rooms and the required unisex toilet room shall not pass through security checkpoints. 1665.[ ] Section 1109.2.1.6 - Provide a clear floor area of 30" x 48" inside the required unisex toilet or bathing room that is clear of the door swing. 1666.[ ] Section 1109.2.1.7 - The door to the required unisex bathing or toilet room shall be lockable from the inside. 1667.[ ] Section 1109.2.2 - When water closet compartments are provided in toilet or bathing rooms, at least 1 shall be wheelchair accessible. When the combined total of water closets and urinals is 6 or more, at least one compartment shall be ambulatory accessible. 1668.[ ] Section 1109.2.2, (A117.1 - 604.8.2) - The ambulatory accessible stall shall be at least 60" deep and 36" wide clear of the compartment door swing. 1669.[ ] Section 1109.2.2 - Where lavatories are provided in accessible spaces, at least 5% shall be accessible. Where 6 or more are provided, at least one with enhanced reach ranges shall be provided. 1670.[ ] Section 1109.3 - Where sinks are provided in accessible spaces, at least 5% shall be accessible. Service sinks are not required to be accessible. 1671.[ ] Section 1109.3, (A117.1 - 606.2) - The accessible sink shall have a 30" x 48" clear floor area positioned for a forward approach. Knee and toe space shall be provided that extends 27" above the floor, 30" wide and at least 11" under the lavatory or sink. A parallel approach is permitted when a cooktop or range is not provided. 1672.[ ] Section 1109.3, (A117.1 - 606.3) - The accessible sink shall be mounted no higher then 34" above the floor. 1673.[ ] Section 1109.3, (A117.1 - 606.4) - The accessible sink faucet controls shall be capable of operation with one hand and shall not require tight grasping, pinching or twisting of the wrist to operate. 1674.[ ] Section 1109.3, (A117.1 - 606.6) - The accessible sink drain and supply pipes shall be protected from direct contact below the sink. 1675.[ ] Section 1109.4 - Kitchens and kitchenettes in accessible spaces shall be accessible. 1676.[ ] Sections1109.4, (A117.1 - 804.2.1) - The clearance between kitchen cabinets, counters, appliances or walls shall be at least 40". 1677.[ ] Section 1109.4, (A117.1 - 804.2.2) - The accessible kitchen with cabinets, counters or appliances on three contiguous sides, shall have a clearance between all cabinets, counters, appliances or walls of at least 60". 1678.[ ] Section 1109.4, (A117.1 - 804.3) - The accessible kitchen shall have a work surface at least 30" wide with a clearance at least 27" high under the work surface that is 28" to 34" above the floor. 1679.[ ] Section 1109.4, (A117.1 - 804.6.1) - The accessible kitchen shall be provided with a clear floor space at least 30" x 48" at each appliance. 1680.[ ] Section 1109.4, (A117.1 - 804.6.2) - The accessible kitchen shall have operating controls on appliances located 15" to 48" above the floor. 1681.[ ] Section 1109.4, (A117.1 - 804.6.3) - The accessible kitchen dishwasher shall have the clear floor area adjacent to the dishwasher door in the open position. 1682.[ ] Section 1109.4, (A117.1 - 804.6.4) - The accessible kitchen range or cook top shall not require reaching over the burners to operate the controls. When the clear floor area provides a forward approach, knee and toe clearance shall be provided under the range or

114 cooktop. 1683.[ ] Section 1109.4, (A117.1 - 804.6.5) - The accessible kitchen having a side opening oven shall have the latch next to a countertop and controls on the front panel. 1684.[ ] Section 1109.4, (A117.1 - 804.6.6) - The accessible kitchen refrigerator/freezer shall have at least half of the freezer space located within 54" of the floor. The clear floor area shall provide a parallel approach and be centered within 24" of the centerline of the refrigerator/freezer. 1685.[ ] Section 1109.5 - Where drinking fountains are provided, at least 50% shall be accessible and they shall each provide for both wheelchair access and standing access or provide one of each type for each number of required fixtures. 1686.[ ] Section 1109.5, (A117.1 - 602.2a) - The accessible drinking fountain provided with a forward approach shall have a clear area that includes knee and toe clearance below the drinking fountain. 1687.[ ] Section 1109.5, (A117.1 - 602.2b) - The accessible drinking fountain provided with a parallel approach shall have a clear area centered on the drinking fountain. 1688.[ ] Section 1109.5, (A117.1 - 602.3) - The operable parts of the accessible drinking fountain shall be capable of operation with one hand and shall not require tight grasping, pinching or twisting of the wrist to operate. 1689.[ ] Section 1109.5, (A117.1 - 602.4) - The accessible drinking fountain spout shall be within 36" of the floor. 1690.[ ] Section 1109.5, (A117.1 - 602.5) - The accessible drinking fountain with a parallel approach shall the spout within 3.5" of the front edge. When a forward approach is provided, the spout shall be at least 15" from the wall below and within 5" of the front edge. 1691.[ ] Section 1109.5, (A117.1 - 602.6) - The accessible drinking fountain shall have a flow of water at least 4" high. 1692.[ ] Section 1109.6 - Elevators providing an accessible route of travel shall comply with ICC A117.1. 1693.[ ] Section 1109.7 - Platform lifts can provide an accessible route to performing areas and platforms in Group A; to wheelchair spaces is assembly seating areas; to non-public areas with an occupant load of less than 5; within a dwelling or sleeping unit; to Group A-5 outside dining wheelchair seating areas; to raised judges bench, clerk, jury, witness areas in a courtroom; where existing site constraints make ramps or elevators infeasible. 1694.[ ] Section 1109.8, (A117.1 - 905) - Where fixed or built in storage elements are provided in accessible spaces at least 1 of each type shall be accessible having a 30" x 48" clear floor area and operable parts that can be operated with one hand without tight grasping, pinching or twisting of the wrist to operate and are located between 15" and 48" above the floor. 1695.[ ] Section 1109.8.1 - Where lockers are provided in accessible spaces, at least 5% shall be accessible. 1696.[ ] Section 1109.8.2 - Self-serve shelves and displays shall be located on an accessible route, but are not required to meet the accessible reach range criteria. 1697.[ ] Section 1109.8.3 - Where coat hooks and shelves are provided in toilet rooms or compartments, in dressing, fitting or locker rooms at least one of each shall be provided in the accessible elements. 1698.[ ] Section 1109.10, (A117.1 - 902) - When seating or standing at fixed tables, counters or work surfaces is provided in accessible spaces, at least 5% shall be accessible with a height of 28" to 34" above the floor, a clearance at least 27" high under the table, counter or work surface and a clear floor space of at least 30" x 48". Accessible food and drink counters shall be at least 5' long.

115 1699.[ ] Section 1109.11.1 - Where dressing and fitting rooms are provided, at least 5% shall be accessible. 1700.[ ] Section 1109.11.1, (A117.1 - 803.2) - The accessible dressing, fitting or locker room shall have a 5' diameter or AT@ shaped clear floor area inside the room that is clear of the door swing. 1701.[ ] Sections 1109.11.1, (A117.1 - 803.4) - The accessible dressing, fitting or locker room shall have a bench 20" to 24" wide and at least 42" long. The bench shall be mounted 17" to 19" above the floor and able to support 250 pounds at any point. 1702.[ ] Sections 1109.11.1, (A117.1 - 803.5) - Coat hooks in the accessible dressing and fitting room shall be mounted withing 48" of the floor. If folding shelves are provided, they shall be mounted between 40" and 48" above the floor. 1703.[ ] Section 1109.11.2 - Accessible check out aisles shall be provided at each function in compliance with table 1109.12.2. Only 1 accessible check out aisle is required where the sales area is 5,000 sf or less. 1704.[ ] Section 1109.11.2, (A117.1 - 904.4) - The accessible check out aisle counter surface shall be no more than 38" above the floor with edge projections no more than 2" above the counter surface. 1705.[ ] Section 1109.11.3, (A117.1 - 904.3.2) - Counters for sales, distribution of goods or services shall have at least 1 that is accessible with a 36" long portion no more than 36" above the floor. The accessible portion of the countertop shall extend the same depth as the sales and service countertop. 1706.[ ] Section 1109.11.4, (A117.1 - 904.5) - All food service lines shall be accessible having tray slides 28" to 34" above the floor. At least 50% of the self-service shelves shall be accessible complying with the applicable reach ranges. 1707.[ ] Section 1109.11.5 - Waiting lines serving accessible counters and check-out aisles shall be accessible. 1708.[ ] Section 1109.12, (A117.1 - 308 & 309) - All controls, operating mechanisms, and hardware in accessible spaces for use by occupants shall be accessible being capable of operation with one hand and not requiring tight grasping, pinching or twisting of the wrist to operate and in mounted between 15" and 48" above the floor. Only one of multiple kitchen outlets serving a single counter shall be accessible. Operable parts for use by maintenance personnel; dedicated electrical or communication outlets; floor outlets; HVAC diffusers are not required to be accessible. 1709.[ ] Section 1109.12.1, (A117.1 - 308 & 309) - Operable windows in accessible Groups I-1, I-2, R-1, R-2 & R-4 occupancies, shall have all required operable windows and at least 1 window in each room that is capable of operation with one hand and not requiring tight grasping, pinching or twisting of the wrist to operate with the operating mechanism mounted between 15" and 48" above the floor. Accessible windows are not required in bathrooms or kitchens. 1710.[ ] Sections 1109.14.1 & 1109.14.2 - Recreational facilities serving a single building or multiple buildings of Group R-2 & R-3 occupancies shall have 25% of each type of facility accessible. All facilities on a site shall be considered. 1711.[ ] Section 1109.14.3 - Recreational facilities serving all occupancies other than R-2 & R-3 shall be accessible. 1712.[ ] Section 1110.1 - Signs with the international symbol of accessibility shall be provided at the accessible parking when there are 5 or more spaces provided; at accessible passenger loading zones; at areas of refuge; at accessible single user toilet & bathing rooms where multiple single user rooms are clustered at one location; at accessible entrances if all are not accessible; at accessible check out aisles if all are not accessible; at unisex toilet and

116 bathing rooms; at accessible dressing, fitting & locker rooms if all are not accessible. 1713.[ ] Sections 1110.1, (A117.1 - 502.7) - Accessible parking signs shall be mounted at least 5' above the ground. 1714.[ ] Section 1110.2 - Directional signs including the international symbol of accessibility indicating the route to accessible elements shall be provided at the inaccessible building entrances; at inaccessible toilet and bathing rooms; at elevators that do not serve an accessible route; at each separate sex toilet and bathing room indicating the location of the nearest unisex toilet and bathing room; at elevators provide access but not an accessible exit indicating the location of an accessible means of egress. 1715.[ ] Section 1110.3 - Other signs shall be provided at assembly areas indicating the availability of assistive listening devices; at doors to exit stairs, exit passageways and exit discharge with a tactile sign stating Aexit@; at areas of refuge and at areas of assisted rescue stating Aarea of refuge@. 1716.[ ] Section 1110, (A117.1 - 703.4.1) - Accessible tactile signs shall be duplicated in braille. 1717.[ ] Section 1110, (A117.1 - 703.3.10) - Accessible signs that are both tactile and visual shall be mounted between 48" and 60" above the floor or ground. 1718.[ ] Section 1110, (A117.1 - 703.3.11) - Accessible tactile signs at doors shall be mounted adjacent to the door on the latch side. 1719.[ ] Section 1110, (A117.1 - 703.2.9) - Accessible visible only signs shall be mounted in compliance with Table 703.2.4 of ANSI A117.1 based upon the viewing distance and character height. INTERIOR ENVIRONMENT 1720.[ ] Section 1203.1 - Buildings shall be provided with natural ventilation or mechanical ventilation in compliance with the Michigan Mechanical Code. 1721.[ ] Section 1203.2 - Provide cross ventilation to enclosed attic and rafter spaces equal to at least 1 sq. ft. of clear ventilation area for every 300 sq. ft. of attic area. Half of the ventilation area shall be provided in the upper portion of the roof with the rest in the eave vents. The air space between the insulation and the sheathing shall be at least 1". 1722.[ ] Section 1203.2.1 - In buildings intended for human occupancy, exterior openings into attic spaces shall be covered with corrosion resistant material with openings between 1/16" and 1/4". 1723.[ ] Section 1203.3 - Crawl spaces shall be ventilated to the exterior with openings located to provide cross ventilation. 1724.[ ] Section 1203.3.1 - Provide cross ventilation to crawl space areas equal to at least 1 sq. ft. of clear ventilation area for every 150 sq. ft. of crawl space area. The ventilation openings shall be covered with perforated or expanded sheet metal, cast iron grills, extruded vents, hardware cloth with a least dimension of 1/4" or less or corrosion resistant wire mesh with a least dimension of 1/8" or less. 1725.[ ] Section 1203.3.2 - Ventilation openings to the exterior are not required when ventilation openings are provided to the interior. The ventilation area is reduced to 1:1,500 when the ground in the crawl space is covered with an approved Class I vapor retarder. Ventilation openings are not required, when the ground is covered with an approved Class I vapor retarder and the perimeter walls are insulated and the crawl space is conditioned in compliance with the IECC, or when continuously operated mechanical ventilation of 1 cfm per 50 sq ft of crawl space area is provided and the ground is covered with an approved Class I vapor retarder. 1726.[ ] Section 1203.4 - Natural ventilation to occupied spaces shall be provided with openings to the outdoors. Opening operating mechanisms shall be readily controllable by the occupants.

117 1727.[ ] Section 1203.4.1 - Ventilation openings shall provide at least 4% of the floor area being ventilated. 1728.[ ] Section 1203.4.1.1 - When ventilation is provide through adjoining rooms, the area of the opening shall be at least 8% of the area of the interior room and at least 25 sq. ft. Ventilation of rooms adjoining a thermally isolated sun room shall be at least 8% of the area of the interior room and at least 20 sq. ft. The ventilation openings shall be based on the total floor area. 1729.[ ] Section 1203.4.1.2 - Below grade ventilation openings shall be provided with an exterior horizontal clear area perpendicular to the opening equal to at least 1.5 times the depth of the opening below grade. 1730.[ ] Section 1203.4.2 - Contaminant sources in naturally ventilated rooms shall be removed as required by the Michigan Mechanical Code. 1731.[ ] Section 1203.4.2.1 - Rooms containing bathing fixtures shall be mechanically ventilated in accordance with the Michigan Mechanical Code. 1732.[ ] Section 1203.5 - Ventilation and exhaust systems for flammable and combustible hazards shall be as required by the Michigan Mechanical Code or IFC. 1733.[ ] Section 1204.1 - Interior spaces for human occupancy shall have a space heating system capable of maintaining 68 degrees F. at a point 3' above the floor unless the primary purpose of the space is not human comfort. 1734.[ ] Section 1205.1 - Spaces for human occupancy shall have natural light by exterior glazed openings or artificial light. 1735.[ ] Section 1205.2 - The required natural light shall be provided by a glazed area of at least 8% of the floor area of the room served. 1736.[ ] Section 1205.2.1 - Natural light provide through adjoining rooms shall have an area of at least 2 of the area of the common wall, at least 10% of the area of the interior room or at least 25 sq. ft. The natural light of rooms adjoining a thermally isolated sun room shall have glazed openings in the common wall of at least 10% of the floor area of the interior room or at least 20 sq. ft. 1737.[ ] Section 1205.2.2 - Exterior openings providing natural light shall open onto a public way, yard or court. Openings to a roofed porch area shall abut a public way, have a ceiling height of 7' or more and has a longer side at least 65% open. Skylights do not have to open onto a public way, yard or court. 1738.[ ] Section 1205.3 - Artificial light shall provide at least 10 foot-candles at a height of 30" above the floor over the area of the room. 1739.[ ] Section 1205.4 - Dwelling unit stairs shall have artificial lighting that provides at least 1 foot-candle on tread runs. 1740.[ ] Section 1206.1 - Yards and courts providing natural light and ventilation shall be adjacent to the exterior openings and on the same property as the building. 1741.[ ] Section 1206.2 - The yard width shall be at least 3' for 1 & 2 story buildings. The minimum width shall increase a foot per story above 2 stories to a maximum required width of 15'. 1742.[ ] Section 1206.3 - The court width shall be at least 3', (6' when window openings are on opposite sides), and a length of at least 10', (unless bounded on one end by a public way or yard). The court width shall increase by 1' and the length by 2' for each story above 2 stories to a maximum required width of 15' and length of 34'. 1743.[ ] Section 1206.3.1 - Cleaning access shall be provided to the bottom of a court. 1744.[ ] Section 1206.3.2 - Unless adjacent to a yard or public way, courts more than 2 stories high shall have a horizontal air intake at the bottom of at least 10 sq. ft. in area. 1745.[ ] Section 1206.3.3 - Courts shall be graded to drain to a public sewer or approved disposal

118 system complying with the MPC. 1746.[ ] Sections 1207.2 & 1207.3 - Walls, partitions and floor/ceiling assemblies separating dwelling units from each other or from adjacent public areas shall have an STC rating and IIC rating of at least 50 except for the dwelling unit entrance doors which only have to be tight fitting to the jamb and sill. 1747.[ ] Section 1208.1 - Except for kitchens, the minimum width of a habitable room is 7 feet. Kitchens shall have a clear passageway between cabinets and appliances or walls of at least 3'. 1748.[ ] Section 1208.2 - Habitable and occupiable spaces and corridors shall have a minimum ceiling height of at least 7'-6". Bathrooms, toilet rooms, kitchens, storage and laundry rooms shall have a minimum ceiling height of 7'. Beams spaced 4' or more on center in one and two family dwellings can project as much as 6" below the required ceiling height. Rooms with sloped ceilings shall have the minimum ceiling height in at least 50% of the area. Ceiling heights less than 5' are not included in the room area. Mezzanine areas have no minimum ceiling height. 1749.[ ] Section 1208.2.1 - Rooms with furred ceilings shall have the minimum height in 2/3 of the area of the room, but not less than 7'. 1750.[ ] Section 1208.3 - Every dwelling unit shall have at least one room with an area of at least 120 sq. ft. Other habitable rooms shall have an area of at least 70 sq. ft. except kitchens shall have at least 50 sq. ft. 1751.[ ] Section 1208.4 - Efficiency dwelling units shall have a living room with an area of at least 220 sq. ft. with an additional 100 sq. ft. for each occupant exceeding 2. A closet shall be provided. A kitchen sink, cooking appliance and refrigeration, with a working space of at least 30" in front, shall be provided. A bathroom with a water closet, lavatory and bathtub or shower shall be provided. 1752.[ ] Section 1209.1 - Crawl spaces shall be provided with an access opening at least 18" x 24". 1753.[ ] Section 1209.2 - Attic spaces, having a clear height more than 30", shall be provided with an access opening at least 20" x 30" at a point having at least 30" of headroom. 1754.[ ] Section 1209.3 - Access to mechanical appliances located in crawl spaces, attics and on roofs shall comply with the MMC. 1755.[ ] Section 1210.1 - Except in dwelling units, toilet and bathing room floors shall have a smooth, hard, non-absorbent surface extending at least 4" up the walls. 1756.[ ] Section 1210.2 - Except in dwelling & sleeping units, and non-public rest rooms with only one water closet, walls within 2' of urinals and water closets shall have a smooth, hard, non-absorbent surface extending at least 4' above the floor. 1757.[ ] Section 1210.3 - Walls in showers and bathtubs with shower heads shall have smooth, non-absorbent surfaces extending at least 70" above the drain. 1758.[ ] Section 1210.4 - Built-in tubs with showers shall have waterproof joints between the tub and adjacent walls. 1759.[ ] Section 1210.5 - Toilet rooms shall not open directly into public food service preparation rooms. 1760.[ ] Section 1211.1 – Buildings or structures that provide baby changing stations in the women’s toilet rooms shall also have them in the men’s toilet rooms. 1761.[ ] Section 1211.3 – Directional signage indicating the route to public facilities shall be posted in accordance with Section 3107 of the IBC. ENERGY EFFICIENCY 1762.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 4.1.1.5) - Unconditioned spaces that are altered to become conditioned space shall comply with the requirements for new

119 buildings for the building envelope, HVAC, service water heating, power, lighting and other systems serving the space. 1763.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 4.1.5) – The provisions of this standard shall not be deemed to nullify any provisions of local, state, or federal law. Where there is a conflict between this standard and such other law affecting construction, precedence shall be determined by the authority having jurisdiction. 1764.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 4.2.1.1) - New buildings shall comply with Sections 5 through 10 or Section 11. 1765.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 4.2.1.2) - The addition to an existing buildings shall comply with Sections 5 through 10 or section 11, or the addition shall not increase the energy consumption beyond what the existing building plus the addition would consume if the addition alone was in compliance. 1766.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 4.2.1.3) - Alterations to existing buildings shall have the individual components being altered comply with the applicable provisions of Sections 5 through 10 as required by this section. When more than one component is replaced, the energy usage shall not be greater than the energy usage if the components were in compliance as documented by a design professional. 1767.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 5.1.3) - The specific portions of the existing building envelope being altered shall comply with Section 5 except for the installation of storm windows, replacement glazing in existing sash and frame, alterations to roof, exterior wall or floor cavities insulated full depth, alterations to walls and floors without cavities, replacement of the roof covering, replacement of exterior doors shall not require installing a vestibule or revolving door provided the existing vestibule is not removed or replacement of 25% or less of the existing fenestration provided the U factor is not less than the existing fenestration. 1768. [ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 5.4.3.1) - Joints around window & door frames, junctions between walls, foundations, floors & ceilings and utility penetrations through roofs, floors & walls shall be sealed, caulked, gasketed or weather- stripped to minimize air leakage. 1769.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 5.4.3.2) - A certificate or label identifying the air leakage rate shall be provided for the new doors separating conditioned or semi-conditioned space from the exterior or unconditioned space. 1770.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 5.4.3.2) - Air leakage rates for windows and doors shall be determined in accordance with NFRC 400 standards. 1771.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 5.4.3.3) - Cargo and loading dock doors shall be weatherstripped to restrict infiltration when vehicles are parked in the doorway. 1772.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 5.5.2) - The building envelope requirements apply the elements that separate conditioned or semi-conditioned spaces from unconditioned or exterior spaces. 1773.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 5.5.2 & Table 5.5-6) - The prescriptive building insulation shall be as follows: roofs R = ___; above grade walls R = ___; below grade walls R = ___; floor R = ___; slab on grade R = ___; swinging opaque doors U = 0.7; non-swinging opaque doors U = 05; fixed glazing U = 0.57; operable glazing U = 0.67; glass skylights with curb U = 1.17; plastic skylight with curb U = 0.87; skylight without curb U = .69. 1774.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 5.5.3.1) - Skylights with a curb shall have the curb insulated with R = 5. 1775.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 5.8.1.1) - A certificate or label

120 identifying the AR@ factor shall be provided for all building envelope insulation products. Inspection prior to being concealed is required for all wall and roof insulation, slab and foundation insulation, mechanical system & insulation, electrical systems & equipment and fenestration. 1776.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 5.8.2.2) - A certificate or label identifying the AU@ factor and air leakage rate shall be provided for the new fenestration products, (windows, etc.). 1777.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 6.1.1.3.1) - Replaced HVAC equipment shall comply with the required efficiency ratings in Section 6 except for modified equipment that does not increase energy usage, replaced or altered equipment is like for like equipment, refrigerant change to existing equipment and relocation of existing equipment. 1778.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.2.1) - The building HVAC systems shall comply with either; the simplified approach, (section 6.3); the mandatory provisions and prescriptive path, (sections 6.4 & 6.5), or the mandatory provisions with the energy cost budget method, (sections 6.4 & 11). 1779.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 6.3.1 & .2) - Buildings no more than 2 stories high with a gross area less than 25,000 sq. ft. with an HVAC system serving a single HVAC zone; with air conditioning has an efficiency complying with Tables 6.8.1A, B or C if provided; the HVAC system shall have an air economizer when required by Table 6.3.2 with controls as indicated in Tables 6.5.1.1.3A & B; the heating system has an efficiency complying with Tables 6.8.1B, D, E & F; the outside air supplied by the system shall be 3,000 cfm or less and less than 70% of the supply air at minimum outside air design conditions; the HVAC system shall be controlled by a manual change over of dual set-point thermostat; if a heat pump is equipped with auxilliary electric resistance heaters, controls shall prevent dual operation if the heat load can be met by the heat pump alone; HVAC system controls shall prevent simultaneous heating and cooling to control humidity; in other than hotel guest rooms, HVAC systems greater than 65,000 btu/h and a supply fan motor greater than 3/4 hp, shall be equipped with a time-clock to stop & start the system for a 7 day week and can retain programming during a 10 hour loss of power, has a manual over-ride for up to 2 hours, has a temperature set-back down to 55 degrees F and up to 90 degrees F; HVAC piping insulation shall comply with Table 6.8.3; duct and plenum insulation shall comply with Table 6.8.2A & B and sealed in compliance with Table 6.4.4.2A; ducted systems shall be air balanced to within 10% of the design air flow rates; separate heating and cooling equipment shall have thermostats interlocked to prevent simultaneous heating and cooling; system non-continuous exhausts exceeding 300 cfm shall have gravity or motorized dampers to shut when not in operation; and systems with a design supply air capacity greater than 10,000 cfm shall have optimum start controls. 1780.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.1.1) - HVAC equipment efficiency shall comply with Tables 6.8.1A thru G. 1781.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.2) - HVAC system load calculations shall be determined in accordance with the ASHRAE Handbook of Fundamentals. 1782.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.1.1) -Each heating zone shall be controlled by a thermostat within the zone. 1783.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.1.2) - A thermostats controlling both heating and cooling shall have a 5 degree F dead band where the supply is shut off or reduced to a minimum. 1784.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.2) - Separate thermostats

121 controllng heating and cooling within a zone shall not allow the heating set-point from exceeding the cooling set-point. 1785.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 6.4.3.3) - HVAC systems with a heating capcity exceeding 65,000 btu/h and fan system power exceeding 3/4 hp shall be equipped with Automatic Shutdown, Setback Controls, Optimum Start Controls, Shutoff Damper Controls and Zone Isolation, except for systems that operate continuously or serve hotel guest rooms. 1786.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.3.1) - HVAC system automatic shutdown shall have a seven day programmable stop/start that can withstand a 10 hour power loss with a manual override to operate for at least 2 hours, an occupant sensor to shut down the system if no occupant sensed in 30 minutes, a manual timer that can operate the system for 2 hours or an interlock what shuts the system off when the security system is activated. 1787.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.3.2) - The heating system shall have setback controls to automatically start and operate the system to maintain a zone temperature above 55 degrees F, except for radiant floor & ceiling systems. 1788.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.3.3) - Heating systems with a design supply air capacity exceeding 10,000 cfm shall have optimum start controls that function based upon the difference between the space temperature and the occupied setpoint and the time prior to occupancy. 1789.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.3.4) - HVAC systems serving non-simultaneously occupied zones shall be divided into isolation zones having 1 story and 25,000 sf or less. Each zone shall have automatic controls to shut off conditioned and outside air supply to and exhaust air from the zone. 1790.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.4.1) - Stair and elevator shaft vents shall have motorized dampers that can be automatically closed during normal operation and opened by smoke and fire detection. 1791.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.4.2) - Outdoor air supply and exhaust hoods, vents and ventilators serving conditioned spaces shall have motorized dampers to automatically shut when the space served is not in use. Gravity dampers are allowed in buildings less than 3 stories in height. 1792.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.5) - Heat pumps with internal electric resistance heaters shall be controlled to prevent supplemental heater operation when the heating load can be met with the heat pump alone unless the heat pump with the electric resistance heater complies with the efficiency required by Table 6.8.1B. 1793.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.6) - Humidifiers with preheaters in the airstream shall be controlled to automatically shut off the pre-heat when humidification is not required. 1794.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.7) - When a zone is equipped with both humidification and dehumidification controls shall prevent simultaneous operation unless the zone has desiccant systems with direct evaporative cooling in series, or there are specific humidity levels required, (computer rooms, museums, hospitals), when approved by the AHJ. 1795.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.8) - Freeze protection systems shall have automatic controls that shut off the system when air temperature exceeds 40 degrees F. Snow and ice melt systems shall have an automatic control that shuts the system off when pavement temperature exceeds 50 degrees F and a manual control that can shut the system off when the outdoor temperature exceeds 40 degrees F. 1796.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.3.9) - Systems having design

122 outside air capacities exceeding 3,000 cfm and serving areas with occupancy density exceeding 1person per 10 sq ft, shall have ventilation controls that automatically reduce outside air intake when the space is partially occupied unless the system has heat recovery complying with Section 6.3.6.1. 1797. [ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.4.1.1) - HVAC system insulation shall be protected from damage from sunlight, wind, moisture and maintenanace. 1798.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.4.1.2) - HVAC supply and return ducts and plenums shall be insulated as required in Tables 6.8.4.2A & B unless located in heated, semi-heated or cooled spaces. 1799.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.2.4.3) - HVAC ducts and plenums shall be sealed in compliance with Table 6.2.4.3A to meet the requirements of Section 6.2.4.4. 1800.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.4.4.1.3) - HVAC piping for fluids with temperatures below 40 degrees F and above 105 degrees F shall be insulated in compliance with Table 6.8.3. 1801.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.1) - Unless exempted, cooling systems with a fan shall be equipped with an economizer. 1802.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.1.1.1) - Cooling system air economizers shall be capable of modulating outdoor and return air to provide 100% of design air as outdoor air. 1803.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.1.1.2) - Cooling system dampers shall be sequenced with mechanical cooling and not controlled by mixed air temperature only unless controlled from space temperature. 1804.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.1.1.3) - Cooling system air economizers shall automatically reduce outside air intake when it will not reduce cooling energy usage. The high limit shutoff control shall be those listed in Table 6.5.1.1.3A for an intermediate climate, and the settings shall comply with Table 6.5.1.1.3B. 1805.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.1.1.4) - Cooling system economizer return air and outside air dampers shall have a leakage rate of 20 cfm/sf or less. 1806.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.1.1.5) - Cooling systems shall be able to relieve excess outdoor air during economizer operation. The relief outlet shall be located to avoid recirculating into the building. 1807.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.1.2.1) - The cooling system water economizer shall cool supply air my indirect evaporation and provide 100% of the cooling load at temperatures of 50 degrees F dry bulb/45 degrees F wet bulb and below. 1808.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.1.2.2) - Cooling system water economizers with pre-cooling coils and water to water heat exchangers shall have a water side pressure drop of less than 15 ft of water or a secondary loop so the coil or heat exchanger pressure drop does not effect the circulation pump when the system is in normal operation. 1809.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.1.4) - The cooling system economizer controls shall not increase the heating energy use during normal operation. 1810.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.2.1) - Zone thermostats shall be able to supply heating and cooling in sequence. The thermostats shall not allow re-heating, re-cooling, simultaneously supplying heating and cooling or simultaneous operation of heating and cooling to the same zone. 1811.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.2.2.1) - In hydronic systems, heating of mechanically cooled or cooling of mechanically heated liquids that use a common return of hot and chilled water are not allowed.

123 1812.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.2.2.2) - In hydronic systems, the common supply of heated and chilled water must have a deadband of at least 15 degrees F change-over between modes; be controlled to operate at least 4 hours before changing to the opposite mode; be controlled to insure that heating and cooling supply temperatures at changeover are within 30 degrees F apart. 1813.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.2.2.3) - Hydronic heat pumps connected with a common loop to a cooling tower and boiler shall have the water supply control dead-band of at least 20 degrees F between the tower and boiler; if a closed circuit tower shall have an automatic bypass valve around the tower except for freeze protection flow; if an open circuit tower it shall have an automatic valve to bypass the tower; if the open circuit tower is used with a separate heat exchanger to isolate the tower, the heat loss shall be controlled by shutting down the circulation pump on the cooling tower loop; a two position valve at each heat pump for systems with total pump power more than 10 hp. If a system loop temperature optimization controller is used, dead-bands less than 20 degrees F are allowed. 1814.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.2.3) - Humidistat controls shall prevent re-heating, mixing hot and cold air or simultaneous heating and cooling unless in compliance with an exception. 1815.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.2.4) - Hydronic cooling and humidification systems that maintain humidity above 35 degrees F dewpoint shall have a water economizer if required by Section 6.5.1. 1816.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.3.1.1) - HVAC systems with a total fan system power exceeding 1 hp shall have the ratio of fan system power to supply fan airflow rate in compliance with Table 6.5.3.1.1A. 1817.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.4.1) - Hydronic HVAC systems with pump power more than 10 hp shall have control valves designed for variable fluid flow to reduce pump flow rates to 50% or less of the design flow rate. Pumps with a head exceeding 100' and a motor exceeding 50 hp shall have controls to reduce motor demand to 30% of design wattage and 50% of design water flow. 1818.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.4.3) - Hydronic HVAC systems with a design capacity exceeding 300,000 btu/h shall have automatic supply controls that reset supply water temperature based on the building loads or outside air temperature. 1819.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.5.2) - Heat rejection equipment fans with motors 7.5 hp or larger shall be able to operate at 2/3 or less of full speed and have automatic fan speed controls to control fluid temperature or condensing temperature/pressure. 1820.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.6.1) - Fan systems with a design supply of 5,000 cfm or greater and an outside air supply of 70% or more shall have at least 50% energy recovery effectiveness. The heat recovery system can be bypassed or controlled to permit air economizer operation. 1821.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.6.2.1) - A heat recovery system shall be provided for service hot water systems serving facilities that operate 24 hours a day, have a total heat rejection capacity exceeding 6,000,000 btu/h and a design service water heating load exceeds 1,000,000 btu/h. 1822.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.6.2.2) - The heat recovery system capacity shall be the lesser of either 60% of the peak heat rejection load or preheat the peak service hot water draw to 85 degrees. 1823.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.7.1) - Unless exempted, kitchen exhaust hoods exceeding 5,000 cfm shall be provided with 50% make-up air that is heated

124 to no more than 60 degrees F or cooled without mechanical cooling. 1824.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.7.2) - Fume hood systems with a total exhaust rate exceeding 15,000 cfm shall have variable air volume exhaust and supply systems to reduce exhaust and make-up air volume by at least 50% or; direct make- up air of at least 75% that is heated no more than 2 degrees below the room set-point, cooled no more than 3 degrees above the room set point, no humidification and no heating or cooling for dehumidification or; exhaust air energy recovery from the fume hood exhaust complying with 6.5.6.1 without use of the exceptions. 1825.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.8.1) - Except for loading docks with air curtains, radiant heating shall be used when heating is required for unenclosed spaces. 1826.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 6.5.9) - Cooling systems shall not use hot gas bypass or evaporator pressure control systems unless designed with multiple steps of unloading or continuous capacity modulation. The capacity of hot gas bypass shall comply with Table 6.5.9. 1827.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 7.1.1.3) - Replaced service water heating equipment shall comply with Section 7. 1828.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.2.1 & .2) - Service water heating equipment shall comply with 7.4, (mandatory), and 7.5, (prescriptive path) or 7.4, (mandatory), and Section 11, (enegry cost budget). 1829.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.2) - All domestic hot water boilers, pool heaters and hot water storage tanks shall meet all criteria in Table 7.8. Hot water heaters and hot water supply boilers having a capacity greater than 140 gallons are not required to meet the standby loss requirements when the tank is insulated with R = 12.5, there is no standing pilot and gas and oil fired heaters have a flue damper or fan assisted combustion. 1830.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.3) - Piping shall be insulated in compliance with Table 6.8.3 for re-circulating piping for circulating tank water heaters, the first 8 feet of outlet piping serving a constant temperature non-circulating storage system, the inlet pipe between the storage tank and heat trap in a non-circulating storage system and pipes that are externally heated. 1831.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.4.1) - Temperature controls shall be provided to allow storage temperature adjustment from 120 degrees F or lower unless higher temperatures are specified by the manufacturer. 1832.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.4.2) - Systems that maintain usage temperatures in hot water pipes shall have controls to switch off usage temperatures during periods not requiring hot water. 1833.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.4.3) - Temperature controls shall limit water temperature at lavatory faucets in public rest room to 110 degrees F. 1834.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.4.4) - When re-circulating pumps are used to maintain storage tank temperature, they shall have controls limiting operation to the start of the heating cycle to no more than 5 minutes after the cycle. 1835.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.5.1) - Pool heaters shall have a readily accessible on/off switch. Natural gas heaters shall not have a standing pilot. 1836.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.5.2) - Heated pools shall have a vapor retardant pool cover and if heated to more than 90 degrees F the pool cover shall have an R = 12 insulated cover. 1837.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.5.3) - Swimming pool heaters and pumps shall be equipped with time switches.

125 1838.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.4.6) - Vertical pipe risers serving storage heaters and tanks shall have heat traps on inlet and outlet piping to counter natural convection in vertical piping. 1839.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.5.1) - Use of a gas or oil fired boiler for total space and water heating is allowed provided the space heating boiler that is heating the water has a standby loss that is less than the loss determined by the formula in this section, or that the AHJ determines that the energy used by the single heater will be less than separate heaters, or the energy input of the combined boiler and water heater is less than 150,000 btu/h. 1840.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 7.5.2) - Water heating equipment used to also provide space heating shall comply with all service water heating provisions. 1841.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 8.4.1.1) - Power distribution feeder conductors shall have a maximum voltage drop of 2% at full connected load. 1842.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 8.4.1.2) - Power distribution branch circuit conductors shall have a maximum voltage drop of 3% at full connected load. 1843.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 9.1.2) - Replaced and new lighting systems shall comply with the lighting density requirements of Section 9. Replaced control devices shall comply with Section 9.4.1.2(b). 1844.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.2.1) - Lighting systems and equipment shall comply with 9.4, (mandatory provisions), and 9.5, (building area method), or 9.6,(space-by-space method). 1845.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.4.1.1) - Interior lighting in buildings more than 5,000 sq ft shall have an automatic control device to shut off lighting that operates on programmed time of day, or on occupant sensing that turns off lighting within 30 minutes after sensing an occupant, or by occupant intervention. Lighting intended to operate 24 hours a day does not require an automatic control device. 1846.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.4.1.2) - Each room shall have a device to control general lighting in the room. The device shall be activated manually by an occupant or automatically by sensing an occupant. Each control device shall control 2,500 sq ft maximum for spaces that are 10,000 sq ft or less and 10,000 sq ft maximum for spaces that are more than 10,000 sq ft. A control device shall be able to over-ride the shut-off control for no more than 4 hours. Unless exempted, the control devices shall be readily accessible at a location where the controlled lighting can be seen. 1847.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.4.1.3) - Except for covered vehicle entrances or exits, exterior lighting covered by this section shall be controlled by a photo-sensor or time switch to turn off the lighting when it is not needed. 1848.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.4.1.4) - A separate control device shall be provided for display or accent lighting, lighting in display cases, lighting for plant growth or food warming and lighting for sale or demonstration. Hotel guest rooms and suites shall have a master control at the main entry to control all permanent and switched lighting. Task lighting shall have an integral or wall mounted control device located where the controlled lighting can be seen. 1849.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.4.2) - When 2 or more fluorescent lights serve the same space, with lamps greater than 30 W they shall use two lamp tandem wired ballasts unless exempted. 1850.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.4.3) – Internally illuminated exit signs shall not exceed 5W per face. 1851.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.4.4) - All exterior lighting operating at more than 100 watts shall have lamps with an efficacy of 60 lm/W unless they

126 are controlled by a motion sensor or meets the exceptions in 9.1.1 or 9.4.5. 1852.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.4.5) - The interior lighting power allowance determined by the space by space method shall determine the building type and common space type for each space enclosed by partitions that are 80% or more of the ceiling height from Table 9.4.5. Multiply the area of each space by the lighting density for that space. The total allowance is the sum of all space allowances. Trade-offs are permitted provided the total is not exceeded. An additional power allowance is permitted when indicated in Table 9.4.5 as follows: decorative lighting, chandeliers, sconces or highlighting art or exhibits is allowed an additional 1.0 W/sf; lighting for visual display terminals is allowed an additional 0.35 W/sf; retail merchandise lighting is allowed an additional 1.6 W/sf or 3.9 W/sf for displaying jewelery, fine apparel, china, silver and in art galleries where examination of merchandise is important. 1853.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.5.1) - The building area method of calculating the interior lighting power allowance shall only be used when the project involves the entire building or a single occupancy in a multiple occupancy building. The allowance shall be determined by selecting the appropriate density from Table 9.5.1 then multiplying it by the gross lighted floor area. 1854.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 - 9.6.1) - The space-by-space power allowance shall be determined by the appropriate building type as per Table 9.6.1 multiplied by the floor areas as allowed LPD for the space type. The allowance is the sum of all spaces/areas. 1855.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 10.1.1.3.1) - Alterations to or the new installation of other building equipment or systems shall comply with Section 10 except for the relocation or re-use of existing equipment. 1856.[ ] Michigan Uniform Energy Code - (ASHRAE 90.1 – 11.1.1) – The building energy cost budget method is an alternative to the prescriptive provisions of this standard. It may be employed for evaluating the compliance of all proposed designs except designs with no mechanical system. EXTERIOR WALLS 1857.[ ] Section 1403.2 - Exterior wall assemblies shall provide a weather-resistant exterior wall envelope which includes flashing, water resistive barriers and exterior veneer/siding materials or systems. 1858.[ ] Section 1403.3 - Exterior walls shall be constructed as per Chapter 16. 1859.[ ] Section 1403.6 - Exterior walls extending below the design flood elevation in a flood hazard zone shall be resistant to water damage. Wood shall be pressure-preservative treated or decay resistant. 1860.[ ] Section 1404.2 - A water resistive barrier shall be attached to the exterior wall studs or sheathing behind the exterior wall veneer. 1861.[ ] Section 1404.3.2 - Hardboard siding shall conform to AHA A135.6 and be labeled by an approved agency when used structurally. 1862.[ ] Section 1404.5.1 - Aluminum siding shall conform to AAMA 1402. 1863.[ ] Section 1404.9 - Vinyl siding shall conform to ASTM D 3679 and be labeled and certified compliant. 1864.[ ] Section 1404.10 - Fiber cement siding shall conform to ASTM C 1186, Type A, and be identified by an approved agency. 1865.[ ] Section 1405.2 - Materials providing exterior wall weather protection shall have the minimum thicknesses indicated in Table 1405.2. 1866.[ ] Section 1405.3 - Class I or Class II vapor retarders are required on the interior side of exterior frame walls, except; a Class III vapor retarder shall be installed on the interior side of

127 frame walls when insulating sheathing having a Class I or II perm rating is installed on the exterior side of the wall; Class I or II shall not be installed on the interior side of frame basement walls or the below grade portions of any frame wall. 1867.[ ] Section 1405.3.1 - Class III vapor retarders shall be permitted where any one of the conditions in Table 1405.3.1 is met for the appropriate zone. 1868.[ ] Section 1405.3.2 – The following shall be deemed to meet the classification of vapor retarders: Class I = Sheet polyethylene, un-perforated aluminum foil; Class II = Kraft-faced fiberglass batts; Class III = Latex or enamel paint. 1869.[ ] Section 1405.4 - Flashing shall be installed in exterior walls to prevent moisture from entering the wall or to re-direct it to the exterior. Flashing shall be installed at the perimeter of door & window openings, penetrations & terminations of exterior walls, intersections of exterior walls with roofs, chimneys, porches, decks, balconies, etc. Flashing with projecting flanges shall be installed on copings, under sills and above projecting trim. 1870.[ ] Section 1405.4.1 - Pockets or crevices in exterior walls shall be protected with caps or drips. 1871.[ ] Section 1405.4.2 - Exterior masonry veneers shall have flashing and weep holes located in the first course above finish grade, at the head of window and door openings and at other masonry support points. The flashing shall extend to or beyond the face of the masonry veneer. 1872.[ ] Section 1405.5 - Exterior wood veneers on buildings of type I, II, III or IV shall be nominal 1" thick, 7/16" hardboard siding, 3/8" exterior wood structural panels or particleboard. The wood veneer shall not exceed 40 feet above grade plane, 60 feet if fire- retardant treated wood is used. The wood veneer is attached to or furred from a non- combustible backing. 1873.[ ] Section 1405.7 - Stone veneer shall not exceed 10" in thickness and be anchored to concrete or masonry construction with 0.1055" corrosion resistant wire ties for every 2 square feet. Anchorage to stud construction shall shave 2" x 2" x0.0625" corrosion resistant wire mesh with 2 layers of waterproof paper backing attached to studs @ 16" oc with 2" long corrosion resistant steel wire furring nails @ 4" oc. There shall be a 0.1055" corrosion resistant wire ties for every 2 square feet. 1874.[ ] Section 1405.8 - Exterior slab veneers shall not exceed 2" in thickness or 20 square feet in area. 1875.[ ] Section 1405.9 - Exterior terra cotta or ceramic veneer shall be at least 1-5/8" thick. 1876.[ ] Section 1405.11 - Exterior metal veneers shall be corrosion resistant or be protected front and back with porcelain enamel. The steel shall have a thickness of at least 0.0149". 1877.[ ] Section 1405.11.1 - Exterior metal veneers shall be attached to masonry or framing with corrosion resistive anchors spaced no more than 24" oc horizontally and vertically. Units exceeding 4 sq ft in area shall have at least 4 attachments per unit. The attachments shall be capable of resisting the required horizontal wind load but not less than 20 psf. 1878.[ ] Section 1405.11.2 - Metal supports shall be galvanized or painted and wood supports shall be pressure treated with joints and edges waterproofed. 1879.[ ] Section 1405.11.4 - Metal veneers shall be grounded in compliance with the Michigan Electrical Code. Insure proper grounding is provided as applicable. 1880.[ ] Section 1405.12 - Thin exterior structural glass veneer within 15' of the grade below shall not exceed 10 sq ft in area and no more than 6 sq ft in area when more than 15' above grade. 1881.[ ] Section 1405.12.1 - The length or height of any thin exterior structural glass veneer shall not exceed 48". 1882.[ ] Section 1405.12.2 - The thickness of exterior structural glass veneer shall be at least

128 0.344". 1883.[ ] Section 1405.12.3 - The exterior structural glass veneer shall be set in mastic cement at least 0.25" but no more than 0.625" thick with at least 50% of the glass area directly bonded to the backing. 1884.[ ] Section 1405.12.4 - Glass extending to the sidewalk shall set in a metal moulding at least 0.25" above the sidewalk with the space caulked to be water tight. 1885.[ ] Section 1405.12.4.1 - Glass installed at a level more than 36" above the sidewalk shall have a 2" long non-ferrous metal support angle 0.0478" thick in each horizontal course with at least 2 angles for each glass unit. The angles shall be secured to the wall with expansion or toggle bolts. 1886.[ ] Section 1405.12.5 - Abutting edges of exterior glass veneer shall be ground square and filled with joint compound with horizontal joints having a non-rigid spacer of at least 0.063". When abutting non-resilient material, a 0.25" expansion joint shall be provided. 1887.[ ] Section 1405.12.6 - Exterior glass veneer installed above show windows or more than 12' above the sidewalk shall have mechanical fasteners at each horizontal and vertical edge or at the 4 corners or each glass unit. The fastenings shall be attached to the wall with expansion or toggle bolts. 1888.[ ] Section 1405.12.7 - Exposed edges of glass veneer shall be flashed with corrosion resistive metal flashing and caulked with a waterproof compound. 1889.[ ] Section 1405.13.2 - In R-2 & R-3 where the sill of the window opening is located more than 72" above the finished grade or floor surface below, the lowest part of the opening shall be not less than 24" above the finished floor of the room the window is located. Glazing located lower than 24" shall be fixed or limited to a 4" opening or be provided with window guards as per ASTM F 2006 or F 2090. 1890.[ ] Section 1405.14 - When vinyl siding is installed on buildings exceeding 40' in height, test data or calculations shall be submitted showing resistance to the required wind loads. 1891.[ ] Section 1405.14.1 - Vinyl siding fasteners shall be corrosion resistant and long enough to penetrate at least 3/4" into studs or nailing strips. Horizontal installation shall have fastener spacing 16" o.c. horizontally and 12" o.c. vertically. Vertical installation shall have fastener spacing 12" o.c. both horizontally and vertically. 1892.[ ] Section 1405.16 - Fasteners for fiber cement siding shall be corrosion resistant, round head, smooth shank and long enough to penetrate the studs at least 1". When fastened to metal framing, the fasteners shall be all weather screws that penetrate the metal framing at least 3 threads. 1893.[ ] Section 1405.16.1 - Fiber cement siding panels shall be installed with the long dimension parallel to the framing. Vertical joints shall occur on framing members and be sealed with caulk or battens. Horizontal joints shall have AZ@ flashing and be solidly blocked. 1894.[ ] Section 1405.16.2 - Horizontal lab fiber cement siding shall have a minimum 1.25" lap with ends caulked, covered with an AH@ section cover or be located over a strip of flashing. Fasteners for fiber cement siding shall be corrosion resistant, round head, smooth shank and long enough to penetrate the studs at least 1". When fastened to metal framing, the fasteners shall be all weather screws that penetrate the metal framing at least 3 threads. 1895.[ ] Section 1405.17 - Weather boarding and wall coverings shall be fastened with approved corrosion resistant fasteners as specified in Table 2304.9.1 or Table 2308.9.3 as applicable. 1896.[ ] Section 1406.2.1 - Combustible exterior wall coverings shall be tested in accordance with NFPA 268 except for plastics, wood, aluminum at least 0.019" thick and exterior wall coverings on Type V construction. 1897.[ ] Section 1406.2.1.1 - Combustible materials on exterior walls with a fire separation

129 distance of 5' or less shall not exhibit sustained flaming per NFPA 268. 1898.[ ] Section 1406.2.1.2 - Combustible materials on exterior walls with a fire separation distance greater than 5' shall not exhibit sustained flaming when tested to the reduced level of incident radiant heat flux per NFPA 268. The minimum fire separations distance shall be determined from Table 1406.2.1.2 by the maximum tolerable heat level that does not cause sustained flaming. 1899.[ ] Section 1406.2.2 - Combustible exterior wall coverings on walls with a fire separation distance of 5' or less shall not exceed 10% of the wall area, unless it is fire retardant treated. Architectural trim more than 40' above grade plane shall be non-combustible and be secured to the wall with non-combustible brackets. 1900.[ ] Section 1406.2.3 - Combustible exterior wall covering trim shall not extend over or above the exterior wall. 1901.[ ] Section 1406.2.4 - When combustible exterior wall covering is installed on furring, the furring shall be no thicker than 1.625" and it shall fire-blocked in accordance with Section 717. 1902.[ ] Section 1406.3 - Combustible balconies or other projections shall be fire retardant treated, have a fire rating in compliance with Table 601 for floor construction or be Type IV construction. The aggregate length shall not exceed 50% of the building perimeter on each floor. Fire retardant treated wood balconies are permitted on buildings less than 3 stories in height of Type I & II construction. Guardrails 42" high or less are permitted to be untreated wood. Balconies on buildings of Type III, IV & V construction are allowed to be no n-rated Type V construction provided sprinkler protection is extended to the balconies. When sprinkler protection is extended to the balconies the aggregate length is not limited. 1903.[ ] Section 1406.4 - Bay & oriel windows shall be of the type of construction required for the building. Fire retardant treated wood is allowed on buildings of Type I, II, III & IV when 3 stories or less in height. 1904.[ ] Section 1407.4 - Metal composite material exterior siding shall be designed and constructed to resist the wind loads required by Chapter 16 for components and cladding. 1905.[ ] Section 1407.5 - Approved test results or engineering analysis shall be submitted to verify wind load resistance of the metal composite material. 1906.[ ] Section 1407.8 - Metal composite materials installed on fire rated exterior walls shall submit evidence that the fire rating is maintained. 1907.[ ] Section 1407.9 - Metal composite material exterior wall covering shall have a flame spread rating of 75 or less and a smoke developed rating of 450 or less. 1908.[ ] Section 1407.10.1 - Metal composite material installed on buildings of Type I, II, III or IV construction shall have a flame spread rating of 25 or less and a smoke developed rating of 450 or less. 1909.[ ] Section 1407.10.2 - The metal composite material shall be separated from the interior of the building by 2" gypsum board or equivalent thermal barrier. 1910.[ ] Section 1407.10.3 - The thermal barrier is not required when the metal composite material is approved based on the results from UL1040 or UL1715 test results, or when used on balconies or architectural trim. 1911.[ ] Section 1407.10.4 - The metal composite material assembly shall be tested and comply with the acceptance criteria of NFPA 285. 1912.[ ] Section 1407.11.1 - Metal composite materials and systems shall not be installed on buildings more than 40' in height above grade plane and shall not exceed 10% of the exterior wall surface when the fire separation distance is 5' or less. There is no area limitation when the fire separation distance exceeds 5'. 1913.[ ] Section 1407.11.2 - Metal composite materials and systems shall not be installed on

130 buildings more than 50' in height above grade plane provided they have a self-ignition temperature of 650 degrees F or greater when tested in accordance with ASTM D 1929 and the metal composite material sections do not exceed 300 sq ft and are separated by at least 4' vertically. 1914.[ ] Section 1407.12 - Metal composite materials are permitted to be installed on building of Type V construction. 1915.[ ] Section 1408.2 – EIFS shall be constructed such that it meets the performance characteristics required in ASTM E 2568. 1916.[ ] Section 1408.3 – The structural support systems for EIFS shall resist loads as per Chapter 16. 1917.[ ] Section 1408.4.1 – EIFS with drainage shall have an average minimum drainage efficiency of 90% and is required on framed walls of Type V construction in Groups R1, R2, R3 and R4. 1918.[ ] Section 1408.5 – The installation of EFIS and EIFS with drainage shall be as per manufacturers installation instructions. ROOF ASSEMBLIES AND ROOFTOP STRUCTURES 1919.[ ] Section 1503.1 - The roof deck shall be covered with an approved roof covering installed in compliance with the manufacturer=s instructions to provide weather protection to the building. 1920.[ ] Section 1503.2 - Flashing shall be installed to prevent moisture from entering the wall and roof through joints, moisture permeable materials, intersections with parapets and at other roof penetrations. 1921.[ ] Section 1503.2.1 - Flashing shall be installed at wall and roof intersections, at changes in roof slope or direction and around roof penetrations. Metal flashing shall be corrosion resistant with a minimum thickness of 0.019". 1922.[ ] Section 1503.3 - Parapet walls shall be coped with non-combustible, weather-proof materials with a minimum width equal to the thickness of the wall. 1923.[ ] Section 1503.4 - Roof drainage systems shall comply with the Michigan Plumbing Code. 1924.[ ] Section 1503.4.1 – Secondary roof drains or scuppers shall be provided on all roofs that will hold water atop the roof surface via parapet walls or similar construction. 1925.[ ] Section 1503.4.3 - Gutters and leaders on buildings, except Group R-3, residential accessory or buildings of Type V construction, shall be non-combustible or a minimum of schedule 40 plastic pipe. 1926.[ ] Section 1503.6 – A cricket or saddle shall be installed on the ridge side of any chimney or roof penetration greater than 30” wide. 1927.[ ] Section 1504.1.1 - Asphalt shingles shall be designed to resist wind speeds in accordance with Section 1507.2.7. 1928.[ ] Section 1504.2 - Clay and concrete tile roof coverings shall be connected to the roof deck to resist the uplift required by Section 1609.5. 1929.[ ] Section 1504.3 - Roof coverings that are mechanically attached or adhered to the roof deck shall resist the wind loading required for cladding in Section 1609. 1930.[ ] Section 1504.4 - Ballasted single ply roof systems on slopes of 2:12 or less shall be designed in compliance with ANSI/SPRI RP-4. 1931.[ ] Section 1504.5 - Metal edge securement of membrane roof systems on slopes of 2:12 or less shall be designed in compliance with ANSI/SPRI ES-1 with a basic wind speed of 90 mph (3 second gust). 1932.[ ] Section 1504.6 - Roof coverings on slopes of 2:12 or less shall demonstrate physical integrity based on 2,000 hours of accelerated weathering in accordance with ASTM G152,

131 153 or 154. Roof coverings subject to cyclical flexural response to wind loads shall not demonstrate loss of tensil strength for unreinforced membranes or breaking strength for reinforced membranes. 1933.[ ] Section 1504.7 - Roof coverings on roof slopes of 2:12 or less shall resist impact damage in compliance with ASTM D 3746, 4272, CGSB 37-GP-52M or FM4470. 1934.[ ] Section 1504.8 - Gravel or stone shall not be used on a roof surface exceeding that permitted by Table 1504.8. (90 mph & exposure C = 35 ft. max. ht; 90 mph & exposure D = 15 ft. max. ht.) 1935.[ ] Section 1505.1 - Roof covering fire classification, tested in accordance with ASTM E108 or UL 790 and ASTM D 2898 for fire retardant treated wood, shall be at least Class B, except buildings of Type IIB, IIIB and VB construction shall be at least Class C. Non- classified roof coverings are allowed on Groups R-3 and U with a fire separation distance of 6' or more from the leading roof edge. 1936.[ ] Section 1505.6 - Fire retardant treated wood shakes and shingles shall be pressure impregnated in accordance with AWPA C1. 1937.[ ] Section 1507.2.1 - Asphalt shingles shall be installed on solidly sheathed decks. 1938.[ ] Section 1507.2.2 - Asphalt shingles shall be used on slopes of 2:12 or greater. 1939.[ ] Section 1507.2.3 - Underlayment for asphalt shingles shall conform to ASTM D 226, Type 1 or D4869, Type 1. 1940.[ ] Section 1507.2.4 - The self-adhering polymer modified bitumen shall comply with ASTM D 1970. 1941.[ ] Section 1507.2.5 - Asphalt shingles shall be self-sealing or interlocking and comply with ASTM D225 or D 3462. 1942.[ ] Section 1507.2.6 - Asphalt shingle fasteners shall be galvanized, stainless steel, aluminum or copper, at least 12 gage, at least 0.375" head, with a length to penetrate at least 0.75" into or through the roof sheathing. The fasteners shall comply with ASTM F1667. 1943.[ ] Section 1507.2.7 - Asphalt shingles shall be fastened with at least 2 fasteners per shingle or 4 fasteners per strip shingle. Roof slopes exceeding 21:12 require special fastening methods. Packaging shall show labeling indicating compliance with ASTM D7158. 1944.[ ] Section 1507.2.8 - Asphalt shingles shall have a double layer of underlayment applied shingle fashion installed on roof slopes from 2:12 to 4:12. Roof slopes 4:12 and greater shall have a single layer of underlayment applied shingle fashion from the eaves lapped at least 2". 1945.[ ] Section 1507.2.8.2 - Asphalt shingles shall be installed over an approved ice shield extending from the eaves to a point at least 2' inside the exterior wall line. Ice shield is not required on detached, unconditioned accessory buildings. 1946.[ ] Section 1507.2.9.2 - Asphalt shingle open valley flashing shall be any of the corrosion resistant metals in Table 1507.2.9.2 with a width of 16" or 2 plies of mineral surfaced roll roofing with an 18" wide bottom layer and a 36" wide top layer. Closed valley flashing shall be 1 ply of 36" wide smooth roll roofing or self-adhering polymer modified bitumen sheet. 1947.[ ] Section 1507.2.9.3 - Asphalt shingles shall have a drip edge at the eaves and gables fastened at 12" o.c. A cricket or saddle shall be installed on the ridge side of chimneys more than 30" wide covered with sheet metal or asphalt shingles. 1948.[ ] Section 1507.3.1 - Concrete and clay roof tiles shall be installed on solid sheathing or spaced structural sheathing. 1949.[ ] Section 1507.3.2 - Concrete and clay roof tiles shall be installed on slopes of 2.5:12 or greater.

132 1950.[ ] Section 1507.3.3 - The underlayment for concrete and clay roof tiles shall conform to ASTM D 226, Type II, ASTM D 2626 or D 6380, Class M mineral surface roll roofing. 1951.[ ] Section 1507.3.3.1 - Concrete and clay roof tiles shall have a double layer of underlayment applied shingle fashion installed on roof slopes from 2.5:12 to 4:12. 1952.[ ] Section 1507.3.3.2 - Concrete and clay roof tiles on slopes 4:12 and greater shall have a single layer of underlayment applied shingle fashion from the eaves lapped at least 2". 1953.[ ] Section 1507.3.4 - Clay roof tiles shall comply with ASTM C 1167. 1954.[ ] Section 1507.3.5 - Concrete roof tiles shall comply with ASTM C 1492. 1955.[ ] Section 1507.3.6 - Fasteners for concrete and clay tile shall be corrosion resistant, at least 11 gage, 5/16" head and long enough to penetrate the deck by 3/4" or through the deck. The attaching wire for the tile shall be at least 0.083". Perimeter fastening areas shall include 3 tiles and 36" from hips, ridges, eaves and rakes. 1956.[ ] Section 1507.3.7 - Concrete and clay roof tiles shall be fastened in compliance with Table 1507.3.7. 1957.[ ] Section 1507.3.9 - Concrete and clay roof tiles shall have flashing and counter flashing where the roof meet a vertical surface. Metal flashing shall be 0.019" thick corrosion resistant material. Valley flashing shall extend at least 11" on either side with a 1" high center splash rib. Flashing shall have a 4" end lap. Roof slopes 3:12 and more, valley flashing shall have a 36" wide Type I underlayment. The metal valley flashing shall be solid cemented to the underlayment for roof slopes 7:12 or less, or be a self-adhering polymer modified bitumen sheet. 1958.[ ] Section 1507.4.1 - Metal roof panels shall be installed on a solid or closely fitted deck unless designed to be installed on spaced supports. 1959.[ ] Section 1507.4.2 - Lapped, non-soldered seam metal roofs without lap sealant shall be installed on roof slopes of 3:12 or greater. When lap sealant is applied, the minimum slope is 1/2:12. Standing seam metal roof shall have a minimum slope of 1/4:12. 1960.[ ] Section 1507.4.3 - Metal sheet roof covering installed on structural decking shall comply with Table 1507.4.3(1). 1961.[ ] Section 1507.4.4 - Metal roofing on steel framing shall be attached with approved fasteners from the manufacturer or be galvanized for use with galvanized roofs, be series 300 stainless steel for use with copper roofs and any metal roof covering. 1962.[ ] Section 1507.5.1 - Metal roof shingles shall be installed on a solid or closely fitted deck unless designed for installation on spaced decking. 1963.[ ] Section 1507.5.2 - Metal roof shingles shall be installed on roof slopes of 3:12 or greater. 1964.[ ] Section 1507.5.3 - Underlayment for metal roof shingles shall conform to ASTM D 226, Type I or ASTM D 4869. Metal roof shingles shall be installed over an approved ice shield extending from the eaves to a point at least 2' inside the exterior wall line. Ice shield is not required on detached, unconditioned accessory buildings. 1965.[ ] Section 1507.5.5 - The metal roof shingles shall comply with Table 1507.4.3(1). 1966.[ ] Section 1507.5.7 - The valley flashing for metal shingles shall be corrosion resistant and the same material as the roof shingles. The flashing shall extend at least 8" from the valley and have an integral 3/4" high splash diverter. End laps shall be at least 4". There shall be a layer of 36" wide underlayment under the flashing or self-adhering polymer-modified bitumen sheet complying with ASTM D 1970. The metal flashing shall be solid cemented to the underlayment for roof slopes of 7:12 or less. 1967.[ ] Section 1507.6.1 - Mineral surfaced roll roofing shall be installed on a solidly sheathed deck. 1968.[ ] Section 1507.6.2 - Mineral surfaced roll roofing shall be installed on roof slopes of 1:12

133 or greater. 1969.[ ] Section 1507.6.3 & .4 - Underlayment for mineral surfaced roll roofing shall conform to ASTM D 226, Type I or ASTM D 4869. Metal roof shingles shall be installed over an approved ice shield extending from the eaves to a point at least 2' inside the exterior wall line. Ice shield is not required on detached, unconditioned accessory buildings. 1970.[ ] Section 1507.6.5 - Mineral surfaced roll roofing shall conform to ASTM D 3909 or ASTM D 6380. 1971.[ ] Section 1507.7.1 - Slate shingles shall be installed on a solidly sheathed deck. 1972.[ ] Section 1507.7.2 - Slate shingles shall be installed on slopes of 4:12 or greater. 1973.[ ] Section 1507.7.3 & .4 - Underlayment for slate shingles shall conform to ASTM D 226, Type I or ASTM D 4896. Metal roof shingles shall be installed over an approved ice shield extending from the eaves to a point at least 2' inside the exterior wall line. Ice shield is not required on detached, unconditioned accessory buildings. 1974.[ ] Section 1507.7.6 - Slate shingles shall have a minimum head lap in compliance with Table 1507.7.5, and be secured to the roof with 2 fasteners per slate. 1975.[ ] Section 1507.7.7 - Flashing and counter-flashing for slate shingles shall be 0.0179" thick zinc coated G90 metal. Valley flashing shall be at least 15" wide. 1976.[ ] Section 1507.8 - Wood shingles shall be installed in compliance with Table 1507.8. 1977.[ ] Section 1507.8.1.1 - Wood shingles shall be installed on solid sheathing. 1978.[ ] Section 1507.8.2 - Wood shingles shall be installed on roof slopes of 3:12 or greater. 1979.[ ] Section 1507.8.3 & .4 - Underlayment for wood shingles shall conform to ASTM D 226, Type I or ASTM D 4896. Wood shingles shall be installed over an approved ice shield extending from the eaves to a point at least 2' inside the exterior wall line. Ice shield is not required on detached, unconditioned accessory buildings. 1980.[ ] Section 1507.8.5 - Wood shingles shall be of naturally durable wood complying with Table 1507.8.5. 1981.[ ] Section 1507.8.6 - Fasteners for wood shingles shall the corrosion resistant and long enough to penetrate 3/4" into or through the sheathing. Each shingle shall be fastened with at least 2 fasteners. 1982.[ ] Section 1507.8.7 - Wood shingles shall be laid with a 1.5" side lap between joints in adjacent courses and not in direct alignment in alternate courses. The spacing between shingles shall be 1/4" to 3/8". The shingle weather exposure shall comply with Table 1507.8.7. 1983.[ ] Section 1507.8.8 - Flashing and counter-flashing shall be provided for wood shingles at the intersection of the roof and a vertical surface. Metal flashing shall be corrosion resistant and at least 0.019". Valley flashing shall extend at least 11" on each side of the centerline with an integral 1" high splash diverter. The flashing end lap shall be at least 4". The valley flashing shall be installed on a 36" wide type I underlayment or or self-adhering polymer- modified bitumen sheet complying with ASTM D 1970. The metal valley flashing shall be solid cemented to the underlayment for slopes under 7:12. 1984.[ ] Section 1507.9 - Wood shakes shall be installed in compliance with Table 1507.8. 1985.[ ] Section 1507.9.1 - Wood shakes shall be installed on solid sheathing. 1986.[ ] Section 1507.9.2 - Wood shakes shall be installed on roof slopes of 4:12 or greater. 1987.[ ] Section 1507.9.3 & .4 - Underlayment for wood shakes shall conform to ASTM D 226, Type I or ASTM D 4896. Wood shakes shall be installed over an approved ice shield extending from the eaves to a point at least 2' inside the exterior wall line. Ice shield is not required on detached, unconditioned accessory buildings. 1988.[ ] Section 1507.9.5 - Interlayment for wood shakes shall comply with ASTM D226, Type I.

134 1989.[ ] Section 1507.9.6 - The wood shake material shall comply with Table 1507.9.6. 1990.[ ] Section 1507.9.7 - Wood shake fasteners shall be corrosion resistant with a length to penetrate at least 3/4" into or through the sheathing. Each shake shall have at least 2 fasteners. 1991.[ ] Section 1507.9.8 - Wood shakes shall be laid with a 1.5" side lap between joints in adjacent courses. The spacing between shingles shall be 3/8" to 5/8" for naturally durable wood and 1/4" to 3/8" for preservative treated taper sawn shakes. The shake weather exposure shall comply with Table 1507.8.7. 1992.[ ] Section 1507.9.9 - Flashing and counter-flashing shall be provided for wood shakes at the intersection of the roof and a vertical surface. Metal flashing shall be corrosion resistant and at least 0.019". Valley flashing shall extend at least 11" on each side of the centerline with an integral 1" high splash diverter. The flashing end lap shall be at least 4". The valley flashing shall be installed on a 36" wide type I underlayment or self-adhering polymer- modified bitumen sheet complying with ASTM D 1970. The metal valley flashing shall be solid cemented to the underlayment for slopes under 7:12 or self-adhering polymer- modified bitumen sheet complying with ASTM D 1970. 1993.[ ] Section 1507.10.1 - Built-up roofs shall have a slope of at least 0.25 to 12. Coal tar built-up roofs shall have a slope of at least 0.125 to 12. 1994.[ ] Section 1507.11.1 - Modified bitumen membrane roofs shall have a slope of at least 0.25 to 12. 1995.[ ] Section 1507.12.1 - Thermoset single ply membrane roofs shall have a slope of at least 0.25 to 12. 1996.[ ] Section 1507.13.1 - Thermoplastic single ply membrane rooms shall have a slope of at least 0.25 to 12. 1997.[ ] Section 1507.14.1 - Sprayed polyurethane foam roofs shall have a slope of at least 0.25 to 12. 1998.[ ] Section 1507.14.3 - A liquid applied coating shall be applied to the foam roof covering between 2 hours and 72 hours after the application of the foam. 1999.[ ] Section 1507.15.1 - Liquid applied roof coatings shall have a slope of at least 0.25 to 12. 2000.[ ] Section 1508.1 - Above deck thermal roof insulation shall be covered with an approved roof covering and passes either FM 4450 or UL 1256 tested as an assembly. 2001.[ ] Section 1508.1.1 - Cellulosic fiberboard roof insulation shall comply with Chapter 23. 2002.[ ] Section 1509.2 - Penthouse roof structures on buildings other than Type I construction shall not exceed 28' above the roof when enclosing tanks or elevators, and no more than 18' for all other cases. Rooftop structures shall not exceed 1/3 the area of the roof. Rooftop structures shall be used only to shelter mechanical equipment or vertical shaft openings. Rooftop structures used for other purposes shall be considered an additional story of the building. 2003.[ ] Section 1509.2.4 - Rooftop penthouses shall conform to the type of construction required for the building. Penthouses on buildings of Type I or II construction shall be noncombustible and have 1 hour rated exterior walls when the fire separation distance is between 5' and 20'. No rating is required for the exterior walls with a fire separation distance of 20' or more. Penthouses on buildings of Type III, IV or V shall have 1 hour rated exterior walls when the fire separation distance is between 5' and 20'. Exterior walls with a fire separation distance of 20' or more shall be noncombustible or Type IV construction. The roof shall be fire rated in compliance with Table 601. Interior framing shall be noncombustible or Type IV. Unprotected noncombustible rooftop mechanical equipment enclosures shall have a fire separation distance of 20' or more. Combustible rooftop mechanical equipment screens, on one story buildings, with a fire separation

135 distance of 20' or more shall have a maximum height of 4' above the roof. Dormers shall be of the same type of construction as the roof or the exterior walls of the building. 2004.[ ] Section 1509.3 - Rooftop tanks exceeding 500 gallons shall be supported on masonry, reinforced concrete, steel or Type IV construction and be fire rated as required for Type IA construction. 2005.[ ] Section 1509.3.1 - The tank shall have a quick opening valve on or near the bottom of the tank to discharge the contents to an adequate drain. 2006.[ ] Section 1509.3.2 - Tanks placed over or near stairs or elevators shall have a solid roof or floor below the tank. 2007.[ ] Section 1509.3.3 - Tank covers shall slope to the outer edges of the tank. 2008.[ ] Section 1509.4 - Cooling towers with a base area exceeding 250 sq. ft. in area or 15' in height when located on buildings exceeding 50' in height shall be noncombustible construction. The cooling tower shall not exceed 1/3 of the area of the supporting roof. 2009.[ ] Section 1509.5 - Towers, spires, domes and cupolas shall be the same type of construction as the building unless the height exceeds 85' above grade plane, the area exceeds 200 sq. ft. in area or its purpose is other than a belfry or architectural embellishment, they shall be constructed and supported on Type I or II construction. 2010.[ ] Section 1509.5.1 - Towers, spires, domes and cupolas extending more than 60' above the point it contacts the roof, has an area in excess of 200 sq. ft., or is used for purposes other than a belfry or architectural embellishment shall be constructed and supported by non- combustible materials. These elements shall be separated from the building below with 1- 1/2 hour rated construction. 2011.[ ] Section 1509.5.2 - Exterior walls enclosing towers and spires shall be as required for the building. The roof covering shall be as required for the roof of the building. 2012.[ ] Section 1510.2 - The structural components shall be capable of supporting the loads of the roof covering system. 2013.[ ] Section 1510.3 - The old roof coverings shall be removed before installing new roof coverings when the old roof covering is water soaked, cannot provide an adequate base for the new roof covering, is wood shakes, slate, clay or cement, or there are 2 or more layers of old roof coverings. 2014.[ ] Section 1510.4 - New roof coverings over wood shingles or shakes that create a combustible concealed space shall be covered with gypsum board, mineral fiber or glass fiber. 2015.[ ] Section 1510.5 - Existing slate, clay or cement tile are permitted to be re-installed unless they are damaged, cracked or broken. 2016.[ ] Section 1510.6 - Flashings shall be re-constructed per the manufacturer=s instructions. Metal flashings adhered to bituminous materials shall be primed before being installed. STRUCTURAL DESIGN 2017.[ ] Section 1603.1 - The construction documents shall show the size and location of all structural members with floor levels, column centers, etc. fully dimensioned. Buildings constructed in compliance with the prescriptive provisions of Section 2308 shall indicate the floor & roof live loads, the ground snow load and the basic wind speed and exposure. 2018.[ ] Section 1603.1.1 - The construction documents shall identify all uniform, concentrated and impact floor live loads used in the design. 2019.[ ] Section 1603.1.2 - The construction documents shall identify all roof live loads. 2020.[ ] Section 1603.1.3 - The construction documents shall identify the ground snow load, the flat roof snow load, the snow exposure factor, the snow load importance factor and the thermal factor. 2021.[ ] Section 1603.1.4 - The construction documents shall identify the basic wind speed, the

136 wind importance factor & building category, the wind exposure factor(s), the internal pressure coefficient and the wind pressure used for components and cladding. 2022.[ ] Section 1603.1.8 - The construction documents shall indicate any special loads used in the design of the structure. 2023.[ ] Section 1604.3.1 - The deflection limits of structural members shall comply with the limits identified in Table 1604.3 or as indicated in the referenced industry standards. 2024.[ ] Section 1604.5 - Buildings shall be assigned an occupancy category in accordance with Table 1604.5. 2025.[ ] Section 1605.2.1 - Strength design and load & resistance design shall resist the load combinations identified in equations 16-1 through 16-7. 2026.[ ] Section 1605.3.1 - Allowable or working stress design shall resist the load combinations identified in equations 16-8 through 16-15. 2027.[ ] Section 1605.3.2 - As an alternative, allowable or working stress design shall resist the load combinations identified in equations 16-16 through 16-21. 2028.[ ] Section 1606.1 - Dead loads shall be the actual weights of materials of construction. Dead loads shall include the weight of service equipment such as plumbing stacks and risers, electrical feeders, HVAC systems and fire sprinkler systems. 2029.[ ] Section 1607.3 - The building shall be designed to support the uniformly distributed live loads indicated in Table 1607.1. 2030.[ ] Section 1607.4 - The building shall be designed to support the concentrated loads indicated in Table 1607.1. The concentrated loads shall be located so as to produce the maximum load effect on the structural member. 2031.[ ] Section 1607.5 - Buildings utilizing moveable partitions, such as office buildings, shall be designed for a uniform live load of an additional 15 psf partition load unless the live load exceeds 80 psf. 2032.[ ] Section 1607.6 - Truck and bus garages shall be designed for the minimum live loads in Table 1607.6, but at least 50 psf or the actual loads whichever is greater. 2033.[ ] Section 1607.7.1 - Handrails and guards shall be designed to resist a load of 50 plf applied at the top in any direction. Group R-3 occupancies shall be designed to resist only a 200# load applied at the top in any direction. Group I-3, F, H & S occupancies, with an occupant load of 50 or less, shall be designed to resist a load of 20 plf. 2034.[ ] Section 1607.7.1.1 - All handrails and guards shall be designed to resist a concentrated load of 200# applied at any point at, in any direction, at the top. 2035.[ ] Section 1607.7.1.2 - Intermediate rails, balusters and fillers in guard systems shall be designed to resist a horizontal load of 50#. 2036.[ ] Section 1607.7.2 - Grab bars, shower seats & dressing room bench seats shall support a concentrated load of 250# at any point in any direction. 2037.[ ] Section 1607.7.3 - Vehicle barriers for passenger cars shall be capable of resisting a 6,000# horizontal load applied in any direction at a height of at least 1'-6" above the floor. 2038.[ ] Section 1607.8 - Loads not specified in Table 1607.3 shall include allowances for impact and vibration loading conditions. 2039.[ ] Section 1607.8.1 - Elevator loads shall be increased by 100% for impact conditions. 2040.[ ] Section 1607.8.2 - Machinery loads shall be increased for impact as follows: 20% for light shaft or motor driven machinery, 50% for reciprocating or power driven machinery and 33% for floor or balcony hangers. 2041.[ ] Section 1607.9.1 - The minimum uniform live loads in Table 1607.9.1 are permitted to be reduced in accordance with equation 16-22. The reduction shall not exceed 50% for members supporting one floor and 60% for members supporting two or more floors. 2042.[ ] Sections 1607.9.1.2 & 1607.9.1.3 - The live loads in passenger vehicle garages or live

137 loads exceeding 100 psf shall not be reduced, except a maximum reduction of 20% is allowed for members supporting two or more floors. 2043.[ ] Section 1607.9.1.4 – Group A occupancies with live loads of 100 psf or less shall not be reduced. 2044.[ ] Section 1607.9.1.5 – Roof members with live loads of 100 psf or less shall not be reduced. 2045.[ ] Section 1607.9.2 - Reductions to live loads, as an alternative to those in Section 1607.9.1, are as follows: no reduction is permitted in Group A occupancies, and for live loads exceeding 100 psf except for a 20% reduction for columns supporting loads exceeding 100 psf, live loads not exceeding 100 psf and supporting 150 sq ft or more are permitted to be reduced in accordance with equation 16-23. The reduction shall not exceed 40% for horizontal members, 60% for vertical members for R as determined by equation 16-24. 2046.[ ] Section 1607.10 - Floor members with continuity over multiple spans shall be designed with dead loads on all spans and live loads on spans that produce the greatest effect on all locations of the structural member. 2047.[ ] Section 1607.11 - Roofs shall be designed to resist the dead loads and live loads including wind, snow & earthquake loads. The live loads shall be assumed to act vertically on the horizontal projection of the sloped services. 2048.[ ] Section 1607.11.1 - Roof members with continuity over multiple spans shall be designed to support the live loads on adjacent spans or alternate spans, whichever produces the greater effect. 2049.[ ] Section 1607.11.2.1 - The minimum roof live load shall be determined by equation 16.25. Based upon the shape of the roof, (flat, sloped or curved), the area of the roof being supported and the slope of the roof. 2050.[ ] Section 1607.11.2.2 - Roofs used for a promenade shall be designed for a minimum live load of 60 psf. Roof used for roof gardens or assembly purposes shall be designed for a minimum live load of 100 psf. 2051.[ ] Section 1607.11.2.3 - Landscaped roofs shall be designed for a minimum live load of 20 psf. The landscaping shall be considered dead load using the saturated soil condition. 2052.[ ] Section 1607.11.2.4 - Awnings shall be designed for a minimum live load of 5 psf, snow and wind loads. 2053.[ ] Section 1607.12 - Crane loads shall be the rated capacity of the crane. The design loads of the runway beam, connections and brackets shall include the maximum wheel loads of the crane including the vertical impact, lateral and longitudinal forces of the moving crane. 2054.[ ] Section 1607.12.1 - The maximum wheel load for cranes shall include the weight of the bridge, the rated capacity of the crane and the weight of the trolley positioned for the maximum load effect. 2055.[ ] Section 1607.12.2 - The maximum wheel load for cranes shall be increased by 25% for monorail, cab operated or remotely operated bridge cranes; 10% for pendant operated bridge cranes. No increase is required for trolley and hoist cranes or hand geared bridge or monorail cranes. 2056.[ ] Section 1607.12.3 - Crane lateral forces shall be 20% of the sum of the rated capacity and weight of the hoist and trolley. The lateral force shall be assumed to act horizontally perpendicular to the traction surface of the runway beam. 2057.[ ] Section 1607.12.4 - Except for hand geared bridge cranes, longitudinal crane loads shall be 10% of the wheel load. The longitudinal force shall be assumed to act horizontally parallel to the traction surface of the runway beam. 2058.[ ] Section 1607.13 - Interior walls and partitions exceeding 6' in height shall be designed

138 to resist a minimum horizontal loads of 5 psf. Fabric partitions shall support a 40 # load applied to an 8" dia. Of the fabric at a height of 54" above the floor. 2059.[ ] Section 1608.1 - Snow loads shall be determined in accordance with ASCE 7-05. 2060.[ ] Section 1608.2 - The roof framing shall be designed to support all required snow loads based upon a ground snow load of 70 psf, including uniform, unbalanced, drifted and sliding snow loads. 2061.[ ] Section 1609.1 - Wind loads shall not be reduced due to shielding effects of adjacent structures. 2062.[ ] Section 1609.1.1 - Wind loads shall be determined in accordance with Chapter 6 of ASCE 7-05. The wind shall be assumed to come from any direction and act horizontally, perpendicular to the surface of the building. Other allowable options include design according to the simplified provisions of Section 1609; Group R-2 & R-3 buildings located on the lower half of a 60' high isolated hill with exposure B or a 30' high isolated hill with exposure C using SBCCI, SSTD 10 or AF&PA WFCM-01; metal flag poles using NAAMM FP 1001; or antennas and towers using TIA/EIA-222-F-96. 2063.[ ] Section 1609.1.2 - Buildings in wind-borne debris regions shall have impact-resistant glazing or be protected with an impact-resistant covering. Structural members, systems, components and cladding shall be anchored to provide a continuous load path to the foundation to resist wind induced overturning, uplift and sliding. 2064.[ ] Section 1609.3 - The basic wind speed of 90 mph 3-second gust shall be used to determining wind loading. 2065.[ ] Section 1609.3.1 - The 90 mph 3-second gust wind speed is converted to a 76 mph fastest mile wind speed. 2066.[ ] Section 1609.4 - The building shall be designed to resist wind loads based upon the most restrictive exposure category. B (urban/suburban, closely spaced obstructions), C (open terrain with scattered obstructions less than 30' high), D (at least 5,000' of open water exposure, extends 600' or 20 times the building height inland). 2067.[ ] Section 1609.5 - The roof deck wind loads shall be determined in accordance with ASCE 7-05. 2068.[ ] Section 1609.5.2 - Roof coverings shall be designed as per ASCE 7-05. 2069.[ ] Section 1610.1 - Basement, foundation and retaining walls shall be designed to resist the lateral soil loads specified in Table 1610.1. Basement and other walls restricted at the top shall be designed for at rest pressure. Retaining walls are permitted to be designed for active pressure. 2070.[ ] Section 1611.1 - The roof shall be designed to resist the rain water load that would result if the primary drainage system is blocked and the water rises to the inlet of the secondary drainage system as indicated in equation 16-35. 2071.[ ] Section 1611.2 - Roofs with a slope of less than 1/4 in 12 shall be designed to insure that progressive deflection due to rain or snow melt does not produce ponding instability. 2072.[ ] Section 1611.3 - Roofs with drainage control hardware shall have a secondary drainage system that limits the accumulation of water. These roofs shall be designed to resist the load of water that will accumulate, and they shall be checked for ponding instability in accordance with Section 1611.2. 2073.[ ] Section 1612.1 - All new buildings, portions of new buildings, substantial improvements and repair of substantial damage shall be designed to resist flood hazards and flood loads. 2074.[ ] Section 1612.3 - Flood hazard areas shall be those areas identified on the FEMA flood hazard maps. 2075.[ ] Section 1612.4 - Buildings in flood hazard areas with high velocity wave action, (Zones V, VO, VE, or VI-30), shall be designed in accordance with ASCE 24-05. ASCE 24 Type

139 II buildings shall have the lowest floor at least 1' above the design flood elevation. ASCE 24 Type III & IV buildings shall have the lowest floor at least 1' above the 500-year flood elevation. 2076.[ ] Section 1612.5 - For buildings in flood hazard areas, a registered design professional shall submit the elevation certification for the lowest floor elevation, certification of equalization of hydrostatic flood forces and certification that dry flood-proofing of non- residential buildings is in accordance with ASCE 24 -05. For buildings in flood hazard areas with high velocity wave action, a registered design professional shall submit the elevation certification of the lowest horizontal structural member, certification that the building is designed in accordance with ASCE 24-05 to resist floatation, collapse and lateral movement due to wind and flood loads acting simultaneously and certification that breakaway walls are designed in accordance with ASCE 24-05. 2077.[ ] Section 1613.1 - All buildings in Emmet County are only required to comply with Section 1613.3. Exceptions are: buildings designed in accordance with Section 9, ASCE 7- 05; wood frame building complying with Section 2308; agricultural buildings. STRUCTURAL TESTS AND SPECIAL INSPECTIONS 2078.[ ] Section 1701.3 - Second hand or used materials are allowed to be used if they meet the minimum requirements of the code for new materials. 2079.[ ] Section 1703.1.1 - An approved agency shall be objective, competent and disclose possible conflicts of interest. 2080.[ ] Section 1703.1.2 - An approved agency shall have the required, periodically calibrated, equipment. 2081.[ ] Section 1703.1.3 - An approved agency shall employ personnel experienced in conducting, supervising and evaluating required tests and/or inspections. 2082.[ ] Section 1703.2 - Special inspections shall be approved in writing after approved test results and/or inspection reports have been submitted. 2083.[ ] Section 1703.3 - Special inspection approvals shall be kept on file and available to the public. 2084.[ ] Section 1703.4 - Test reports from an approved agency showing compliance with referenced standards shall be submitted to the Building Official to determine compliance with the applicable code requirements. 2085.[ ] Section 1703.4.1 - Technical data supporting the use of any material or assembly shall be submitted to the building official for approval. Costs for the reports and investigation shall be paid by the applicant. 2086.[ ] Section 1703.5 - Materials and assemblies required to be labeled shall be labeled by an approved agency. 2087.[ ] Section 1703.5.1 - An approved agency shall test and record the results of a sample of the product or material to be labeled to the appropriate standard(s). The record shall provide details documenting compliance with the test(s). 2088.[ ] Section 1703.5.2 - An approved agency shall periodically inspect the product or material to verify the product or material is representative of the labeled product. 2089.[ ] Section 1703.5.3 - The label shall identify the manufacturer, the approved agency, the model or serial number and a description of the performance characteristics. 2090.[ ] Section 1703.6 - A report shall be submitted for prefabricated structural components identifying the details of assembly and the structural components and the basis of evaluation sufficient for the building official to determine compliance with the code. 2091.[ ] Section 1703.6.2 - Tests and inspection records of prefabricated structural elements shall be submitted to the building official. 2092.[ ] Section 1704.1 - The owner or agent shall employ the required special inspectors to

140 inspect the construction. The special inspector shall be qualified to the satisfaction of the building official. Special inspections are not required for work of a minor nature, for building components that do not involve the practice of a design professional and Group R- 3 and Group U buildings unless required by the building official. 2093.[ ] Section 1704.1.1 - The applicant shall submit a list of the materials and work for which special inspection are to be performed, as determined by the registered design professional, and list the individuals and agencies responsible for performing these inspections. 2094.[ ] Section 1704.1.2 - The special inspector shall record all inspections and shall provide inspection reports to the building official. Discrepancies shall be corrected, or if not corrected, the building official and design professional shall be notified prior to the completion of that phase of the work. Final reports documenting completion of work and correction of all discrepancies at the completion of the work being inspected. 2095.[ ] Sections 1704.2 - Provide special inspections of the fabrication of pre-fabricated load bearing members in the fabricator=s shop, or submit certification from the manufacturer that they maintain a current agreement with an approved agency that provides periodic in-plant auditing of all fabrication practices. At the completion of fabrication, the fabricator shall submit a certificate of compliance with the approved construction documents to the building official. 2096.[ ] Section 1704.3 - Provide special inspections of steel shall be in compliance with Table 1704.3 unless the steel fabrication does not involve welding, thermal cutting or heating. Continuous special inspection of welding is not required for single pass fillet welds 5/16" or less, floor or roof deck, studs used for diaphragms, cold formed steel studs and joists, stairs and railings. 2097.[ ] Section 1704.3.1 - Special inspector qualifications for welding shall be AWS D1.1. 2098.[ ] Section 1704.3.2 - Special inspections of steel frame shall verify bracing, stiffening, location and joint details are in compliance with the approved construction documents. 2099.[ ] Section 1704.3.3 - High strength bolt installation shall have periodic special inspection to insure the required parts, installation and tightening comply with the appropriate standard. Special inspections of pre-tensioned bolts shall insure the required pre- installation testing and calibration procedures are met and that proper procedures are met to tighten the bolts. Special inspections of snug tight connections need only document that the joints are drawn together and properly snugged. 2100.[ ] Section 1704.3.3.2 - Periodic special inspections are allowed for pre-tensioning using turn-of-nut method with match-marking; by direct tension indicator method; twist off bolt fasteners or for snug tight joints. 2101.[ ] Section 1704.3.3.3 - Continuous special inspections are required for pre-tensioning when using a calibrated wrench or turn-of-nut method without match-marking. 2102.[ ] Section 1704.3.4 – Where cold formed clear span steel trusses spanning 60 feet or greater are used special inspections shall be done to verify temporary and permanent bracing/restraints are installed as per the approved truss submittal package. 2103.[ ] Section 1704.4 - Special inspections for concrete shall comply with Table 1704.4. Special inspections are not required for isolated spread footings for building 3 stories or less in height; continuous footing for buildings 3 stories or less in height supporting light frame construction complying with Table 1809.7 using 2,500 psi concrete; non-structural concrete slabs on grade; foundation walls complying with Table 1807.1.6.2. 2104.[ ] Section 1704.4.1 - Provide concrete testing in compliance with Chapter 3, ACI 318-08. 2105.[ ] Section 1704.5 - Special inspection shall not be required for empirically designed masonry, glass unit masonry or masonry veneer for non-essential buildings and masonry foundation walls in accordance with Tables 1807.1.6.3(1), (2), (3) or (4).

141 2106.[ ] Section 1704.5.1 - Special inspections for masonry construction in essential facilities shall comply with Table 1704.5.1. 2107.[ ] Section 1704.5.2 - Special inspections for engineered masonry in non-essential facilities shall comply with Table 1704.5.1. 2108.[ ] Section 1704.5.3 - Special inspections for engineered masonry in essential facilities shall comply with Table 1704.5.3. 2109.[ ] Section 1704.6 - Special inspections of pre-fabricated wood structural elements shall comply with Section 1704.2. Special inspections of site built wood structural assemblies shall comply with this section. 2110.[ ] Section 1704.6.1 - Special inspections of high load wood structural diaphragms using Table 2306.3.2 shall comply with Section 1704.1 2111.[ ] Section 1704.6.2 – Where metal-plate-connected wood trusses spanning 60 feet or greater are used special inspections shall be done to verify temporary and permanent bracing/restraints are installed as per the approved truss submittal package. 2112.[ ] Section 1704.7 - Special inspections are not required for filled soils less than 12" deep. Special inspections shall be made of the site preparation prior to placement of prepared fill, during placement and compaction of fill material and to evaluate the in-place dry density of the compacted fill. 2113.[ ] Section 1704.8 & 9 - Pile & pier foundations shall have special inspections when piles are being driven and tested. The reports shall be submitted to the building official. 2114.[ ] Section 1704.10 – Special inspections shall be performed continuously during installation of helical pile foundation systems. The information recorded shall include installation equipment used, pile dimensions, tip elevations, final depth, final installation torque and other pertinent installation data as required per the RDP. The approved geotechnical report and the sealed construction documents shall be used to determine compliance. 2115.[ ] Section 1704.12 - Special inspections shall be made for sprayed-on fire protection of structural members to document compliance with the approved fire rated design. Testing shall include the: condition of the substrates, thickness of application, density in pounds per cubic foot, bond strength adhesion/cohesion, condition of finished application. 2116.[ ] Section 1704.12.2 - The surface of the structural member shall be prepared and inspected for compliance with the tested assembly and manufacturer=s instructions. 2117.[ ] Section 1704.12.3 - The application of the fire protection shall take place in a ventilated atmosphere at a temperature in compliance with the manufacturer=s instructions. 2118.[ ] Section 1704.12.4.1 - The thickness of the sprayed-on fire protection shall not be less than the thickness required by the fire rated design. For design thicknesses 1" and greater, the minimum acceptable thickness shall be the design thickness minus 1/4". For design thicknesses less than 1", the minimum acceptable thickness shall be the design thickness less 25%. 2119.[ ] Section 1704.12.4.2 - The thickness of the sprayed-on fire protection on floors, roofs and walls shall be the average of at least 4 measurements in every 1,000 sq ft of area. 2120.[ ] Section 1704.12.4.3 - The thickness of the sprayed-on fire protection on structural members shall be made on at least 25% of the structural members on each floor. 2121.[ ] Section 1704.12.5 - The density of the sprayed-on fire protection shall be as required by the approved design and determined in accordance with ASTM E 605. 2122.[ ] Section 1704.12.6 - The bond strength of the cured, sprayed-on fire protection shall be at least 150 psf, determined in accordance with ASTM E 736. 2123.[ ] Section 1704.12.6.1 - At least one bond strength test sample of the fire protection for floor, roof and wall assemblies shall be taken in each 10,000 sq ft of sprayed area on each

142 story. 2124.[ ] Section 1704.12.6.2 - At least one bond strength test sample of the fire protection for each type of structural member in each 10,000 sq ft of floor area on each story. 2125.[ ] Section 1704.13 - Special inspections for mastic and intumescent coatings for structural elements and decks shall be as per AWCI 12-B. 2126.[ ] Section 1704.14 - Special inspections are required for exterior insulation finish systems, (EIFS), unless installed over a water resistive barrier with a drainage system to the exterior or when installed over masonry or concrete walls. 2127.[ ] Section 1704.15 - Special inspections shall be required for unusual construction as determined by the building official, such as materials and systems that are alternatives to those prescribed in the code, unusual design applications of materials described in the code or materials and systems with manufacturer=s requirements that are not contained in the code or the referenced standards. 2128.[ ] Section 1704.16 - Smoke control systems shall be tested for leakage by a special inspector prior to concealing the duct work and to record the device location and prior to occupancy to determine pressure differentials, flow measurements, detection and control verification. 2129.[ ] Section 1704.16.2 - Smoke control special inspectors shall have expertise in fire protection and mechanical engineering and certification as air balancers. 2130.[ ] Section 1711.1 - The design strength and stresses of structural materials shall be in accordance with the manufacturer=s stress grade or as otherwise confirmed to the building official=s approval. 2131.[ ] Section 1711.2 - The design strength and stresses of materials not identified in the code shall be established by tests in accordance with Section 1712. 2132.[ ] Section 1712.1 - In the absence of approved rules or standards, the building official can accept reports from approved agencies with respect to quality and use of materials. 2133.[ ] Section 1713.1 - When construction is not able to be designed by approved engineering analysis, or does not comply with applicable material design standards, it shall be subject to the tests indicated in Section 1715. 2134.[ ] Section 1714.1 - Whenever the stability or load bearing capacity of a structural system or component is in doubt, an engineering structural analysis or in-situ load test shall be done. When the structural analysis shows a load bearing capacity less than required by the code, load tests in accordance with Section 1714.2 shall be conducted. Structural components or systems found to be inadequate shall be structurally modified or removed. 2135.[ ] Section 1714.2 - Existing structural components or systems shall be tested in accordance with the appropriate material standards or test procedures developed by a design professional that simulate the loads and conditions to which the structure or component will be subjected. 2136.[ ] Section 1714.3 - The in-situ load tests shall simulate the loading specified in Chapter 16 and be supervised by a design professional. 2137.[ ] Section 1714.3.1 - The in-situ load test procedure and acceptance criteria shall be in accordance with the appropriate standard listed in Chapter 35, or in accordance with Section 1714.3.2 in the absence of load standards or acceptance criteria. 2138.[ ] Section 1714.3.2 - In the absence of load test procedures or acceptance criteria, the test procedure shall be developed by the design professional to simulate loading and deformation conditions. The test load shall be 2 times the design loads and be left in place for 24 hours. The acceptance criteria shall be meeting the deflection limits of Section 1604.3, the structure shall recover at least 75% of the deflection within 24 hours or removing the load and the structure shall not show evidence of failure during and

143 immediately after the test. 2139.[ ] Section 1715.1 - Structures that are not capable of design by approved engineering analysis or do not comply with the material design standards in Chapter 35, shall be predetermined using the criteria of Section 1715. 2140.[ ] Section 1715.2 - Load factors, test procedures and acceptance criteria in applicable material standards shall apply. In their absence, the load factors and acceptance criteria of Section 1715.3 shall apply. 2141.[ ] Section 1715.3 - The test procedure shall be developed by the design professional to simulate the applicable loading and deformation conditions specified in Chapter 16. 2142.[ ] Section 1715.3.1 - The test load shall be 2 times the design load and be left in place for 24 hours. Passing the test requires the assembly to recover at least 75% of the maximum deflection within 24 hours after removing the load. The test assembly shall be reloaded until failure or 2.5 times the load at which the deflection limits of Section 1604.3 are reached, or 2.5 times the design load. The allowable design load shall be the lesser of the load when the deflection limits of Section 1604.3 are reached, the failure load divided by 2.5 or the maximum load applied divided by 2.5. 2143.[ ] Section 1715.4 - Wall assemblies shall be tested and sustain test loads both with and without window and door openings. 2144.[ ] Section 1715.5.1 - The design pressure rating for exterior aluminum, vinyl and wood window and door assemblies shall be determined and labeled in accordance with AAMA/WDMA/CSA 101/1.S.2/A440. 2145.[ ] Section 1715.5.2 - Other exterior window and door assemblies shall be tested in accordance with ASTM E 330 or ANSI/DASMA 108. The design pressure shall be in accordance with Chapter 16 and shall be tested for 10 seconds at a pressure 1.5 times the design pressure. 2146.[ ] Section 1715.6 - The test specimens shall be representative of normal workmanship, materials and details. The testing shall be conducted and witnessed by an approved agency. 2147.[ ] Section 1716.1.1 - Joist hangers and connectors shall be tested in accordance with ASTM D 1761 using lumber having a specific gravity between 0.49 and 0.55. 2148.[ ] Section 1716.1.2 - The vertical load capacity of joist hangers and connectors shall be the lowest ultimate vertical load divided by 3 when three tests are conducted, the average ultimate vertical load divided by 6 when six or more tests are conducted, the vertical load when the joist moves vertically 0.125" in any test, the design load for the fasteners used or the allowable design load of the wood being used. 2149.[ ] Section 1716.1.3 - The torsional moment capacity of joist hangers shall be the torsional moment when the top or bottom of the joist moves 0.125" from its original position. 2150.[ ] Section 1716.2.1 - Concrete and clay tile shall be tested for resistance to overturning due to wind in accordance with SBCCI SSTD 11 and Chapter 15. 2151.[ ] Section 1716.2.2 - Concrete and clay tile that are not considered rigid tile shall be wind tunnel tested in accordance with SBCCI SSTD 11 and Chapter 15. SOILS AND FOUNDATIONS 2152.[ ] Section 1803.1 - When required by the building official, the soil classification and investigation shall be made by a design professional. 2153.[ ] Section 1803.5.2 - Soil classification and investigation shall be made when the soil capacity is in doubt or when the load bearing value claimed is greater than the presumed load bearing value indicated in the code. 2154.[ ] Section 1803.5.3 - Soil tests are required when expansive soils are present in the area. 2155.[ ] Section 1803.5.4 - A soil investigation is required when water table is within 5' of the

144 elevation of the lowest floor, the floor is below grade and the foundation is not water- proofed. 2156.[ ] Section 1803.5.5 – Where deep foundations will be used (Pile and Pier) they shall be designed based on a foundation investigation and report. 2157.[ ] Section 1803.5.6 - Foundations designed to bear on rock of doubtful characteristics shall have sufficient borings extending at least 10' below the foundation elevation to insure the required soil bearing capacity. 2158.[ ] Section 1803.5.7 - Excavation shall not remove lateral support from any existing footing or foundation without underpinning or otherwise protecting against settlement or lateral movement. 2159.[ ] Section 1803.5.8 - When footing bear on 12" or more of compacted fill a report shall be submitted indicating the preparation of the site, the fill material to be used, the test to be used to determine the maximum dry density, the maximum thickness of each compacted lift, the test to determine the dry density, the minimum acceptable percentage of dry density and the number and frequency of tests to determine the dry density. 2160.[ ] Section 1803.5.9 - When footing bear on controlled low strength material, (CLSM), it shall comply with a report indicating the required preparation of the site, specifications for the CLSM, test method to determine the compressive strength or bearing capacity of the CLSM, the test method to determing the acceptance of the CLSM including the number & frequency of tests required. 2161.[ ] Section 1803.5.10 - Set-backs, less than the prescriptive set-backs, shall be based upon investigation sealed by a design professional considering the material, slope height, slope gradient, loads and erosion characteristics of the soil. 2162.[ ] Section 1803.6 - When required, a report shall be submitted to the building official indicating the location of borings, record of soil samples and profile, water table elevation, foundation recommendations, total & differential settlement, special design considerations for expansive soils and compacted fill properties. 2163.[ ] Section 1804.2 - Backfill around foundations shall be with soil free of organic material, construction debris, boulders. The backfill shall be compacted in lifts without damage to the foundation, damp-proofing or water-proofing. 2164.[ ] Section 1804.3 - Grading adjacent to the building shall be sloped away from the building at 1:20 or steeper for a distance of at least 10'. Final grading adjacent to the building shall account for settlement of the backfill. 2165.[ ] Section 1804.4 - There shall be no grading of filling in flood hazard areas unless a design professional has demonstrated in accordance with accepted engineering practice that the work will not increase flood levels during the design flood condition. 2166.[ ] Section 1804.5 – Compacted fill materials 12” or less shall provide in-place dry density of at least 90% at optimum moisture content. 2167.[ ] Section 1805.1 - Walls that retaining earth and enclosing space and floors below grade shall be damp-proofed or water-proofed unless the omission is not detrimental for spaces other than residential and institutional. 2168.[ ] Section 1805.1.1 - Basements considered a story above grade where grade is below the basement floor for 25% of the perimeter shall be damp-proofed as required by Section 1805.2 and a foundation drain as required by Section 1805.4.2. 2169.[ ] Section 1805.1.2 - The ground level in a crawl space shall not be below the footings. Where water table is within 6" of the outside ground level, the ground level in the crawl space shall be at the same elevation as the outside ground level. 2170.[ ] Section 1805.1.2.1 - The ground level in a crawl space of buildings in flood hazard areas shall be as high as the ground level outside the building.

145 2171.[ ] Section 1805.1.3 - Where ground water table is controlled and lowered to at least 6" below the bottom of the lowest floor, the floor and walls shall be damp-proofed as required by Section 1805.2. 2172.[ ] Section 1805.2 - Except for wood foundations, floors and walls enclosing interior space below grade shall be damp-proofed where hydrostatic pressure will not occur. 2173.[ ] Section 1805.2.1 - Damp-proofing concrete slab floors shall be 6 mil polyethylene installed between the floor and base course unless a separate floor is installed above the slab. When damp-proofing is installed on top of the slab, it shall be 6 mil polyethylene, moped on bitumen or other approved methods or materials. 2174.[ ] Section 1805.2.2 - Damp-proofing walls shall extend from the top of the footing to above ground level. The damp-proofing material shall be bituminous material, 3 lb per sq yd acrylic modified cement, 1/8" of surface bonding mortar, any water-proofing material or other approved methods or materials. 2175.[ ] Section 1805.2.2.1 - Concrete walls shall have holes and recesses sealed with a bituminous material. Masonry walls shall be parged with 3/8" portland cement mortar coved at the footing unless the damp-proofing is approved for direct application to the masonry. 2176.[ ] Section 1805.3 - Where a hydrostatic pressure condition exists and a ground water control system is not provided, the walls and floors enclosing interior space shall be waterproofed. 2177.[ ] Section 1805.3.1 - Waterproofed floors shall be concrete designed to withstand the hydrostatic pressures. The waterproofing shall be a membrane of rubberized asphalt, butyl rubber, HDPE polyolefin composite membrane, polyvinyl chloride or other approved material installed under the slab. The joints shall be lapped and sealed according to the manufacturer=s instructions. 2178.[ ] Section 1805.3.2 - Waterproofed walls shall be concrete or masonry designed to resist the hydrostatic and other lateral loads. Waterproofing shall extend from the bottom of the wall to 12" above the water table and the rest of the wall shall be damp-proofed. Waterproofing shall be 2 ply hot mopped felts, 6 mil polyvinyl chloride, 40 mil polymer modified asphalt, 6 mil polyethylene or other approved methods or materials. Joints shall be lapped and sealed according to the manufacturer=s instructions. 2179.[ ] Section 1805.3.2.1 - Concrete walls shall have holes and recesses sealed with a bituminous material. Masonry walls shall be parged with 3/8" portland cement mortar coved at the footing unless the waterproofing is approved for direct application to the masonry. 2180.[ ] Section 1805.3.3 - Joints in and between wall and floor waterproofing and penetrations of wall and floor waterproofing shall be made watertight using approved methods and materials. 2181.[ ] Section 1805.4 - A foundation drain and a base course shall be installed under the floor where hydrostatic pressure does not exist. 2182.[ ] Section 1805.4.1 - Basement floors shall be placed over a 4" base of gravel or crushed stone unless the site is well drained gravel or sand gravel soil. 2183.[ ] Section 1805.4.2 - The foundation drain shall consist of gravel or crushed stone extending at least 12" beyond the outside edge of the footing. The bottom of the drain shall be at least the bottom of the base course under the floor with the top at least 6" above the top of the footing. A filter membrane shall be placed on top of the drain. If a drain tile or perforated pipe is used, the invert elevation shall not be higher than the floor with a filter membrane on top. The tile or pipe shall be placed on 2" and covered with 6" of gravel or crushed stone.

146 2184.[ ] Section 1805.4.3 - The floor base and foundation drain shall discharge by gravity or mechanical means to an approved drainage discharge system. A drainage system is not required in well drained gravel or sand gravel mixture soils. 2185.[ ] Section 1806.2 - The maximum allowable foundation pressure shall not exceed the presumed load bearing values in Table 1806.2. Mud, organic silt & clay, peat or unprepared fill shall be assumed to have no load bearing capacity unless soil test data is submitted. 2186.[ ] Section 1806.3 - The resistance of walls to lateral sliding shall be the sum of the lateral bearing and lateral sliding resistance in Table 1806.2. 2187.[ ] Section 1806.3.3 - The allowable lateral sliding resistance can be increased by each foot of depth up to 15'. 2188.[ ] Section 1807.1 – Foundation walls shall be designed as per Sections 1807.1.1 through 1807.1.6. Foundation walls shall be supported by foundations as per Section 1808. 2189.[ ] Section 1807.1.3 - Rubble stone foundations shall be at least 16" thick. 2190.[ ] Section 1807.1.4 - Wood foundations shall comply with AF&PA Technical Report 7. Lumber and plywood shall be treated according to AWPA U1. 2191.[ ] Section 1807.1.5 – Concrete and masonry walls shall be designed in accordance with Chapter 19 or 21 as applicable, or if laterally supported at the top and bottom can be designed as per the prescriptive requirements of Section 1807.1.6. Concrete and masonry foundation walls complying with the prescriptive provisions of Tables 1807.1.6.2, 1807.1.6.3(1) through (4) shall be laterally supported at the top and bottom. 2192.[ ] Section 1807.1.6.1 - Concrete and masonry foundation walls shall be at least as thick as the wall being supported. 2193.[ ] Section 1807.1.6.2 - The design thickness of un-reinforced & reinforced concrete foundation walls shall comply with Table 1807.1.6.2. 2194.[ ] Section 1807.1.6.3 - The design thickness of un-reinforced & reinforced masonry foundation walls shall comply with Tables 1807.1.6.3(2), (3) or (4). Masonry walls shall be laid in a running bond with Type M or S mortar. 2195.[ ] Section 1807.1.6.3.1 - Alternate reinforcing to that specified in Tables 1807.1.6.3(2), (3) or (4) shall have the equivalent cross sectional area per lineal foot of wall provided the bar size does not exceed #11 and the spacing does not exceed 72" o.c. 2196.[ ] Section 1807.2 - Retaining walls shall be designed to resist overturning, sliding and uplift using a safety factor of 1.5 for sliding and overturning. 2197.[ ] Section 1807.3 – Embedded posts and poles footings shall be in accordance with Sections 1803.1 through 1807.3.3. Timber footings shall be treated according to AWPA U1 unless entirely below permanent water level. Compressive stress perpendicular to the grain for untreated timber footings shall not exceed 70% of the allowable stress. Vertical foundation pressures for designs are those listed in Table 1806.2. 2198.[ ] Section 1808.2 - Footings shall be designed so that the soil bearing capacity is not exceeded. The minimum footing width is 12". 2199.[ ] Section 1808.3 - Footings shall be designed using the most unfavorable load combinations specified in Section 1605.2 or 1605.3. Dead loads shall include the weight of the footing, foundation & over-lying fill. 2200.[ ] Section 1808.4 - Vibrating loads, (machinery operating, etc.), being transmitted to the footings shall be considered to prevent disturbing the soil. 2201.[ ] Section 1808.5 - Footings on shifting or moving soils shall extend to a depth to insure stability. 2202.[ ] Section 1808.6.2 – Slab-on-ground, mat or raft foundations on expansive soils shall be designed in accordance with WRI/CRSI or PTI standards as applicable.

147 2203.[ ] Section 1808.7 - Buildings on or adjacent to slopes steeper than 1:3 shall comply with the steep slope provisions of this section. 2204.[ ] Section 1808.7.1 - Buildings at the bottom of a slope steeper than 1:3 shall have a prescriptive set back from the toe of the slope and distance at least 2 of the height of the slope, but not more than 15 feet. Building at the bottom of a slope steeper than 1:1, the toe of the slope shall be assumed to be the point where the horizontal plane at the top of the foundation intersects the 1:1 slope line, (45 degree angle), tangent to the slope. When a retaining wall is constructed at the toe of the slope, the height of the slope shall be measured from the top of the retaining wall. 2205.[ ] Section 1808.7.2 - The footing elevation of buildings at the top of a slope steeper than 1:3 shall be embedded to a depth that provides a prescriptive set-back from the face of the slope a distance at least 1/3 of the height of the slope, but not more than 40 feet. Building at the top of a slope steeper than 1:1 the set-back shall be measured from a 1:1 slope line, (45 degree angle), upward from the toe of the slope. 2206.[ ] Section 1808.7.3 - The set-back from swimming pools and the slope shall be at least 2 the set-back distance for building footings. Swimming pool walls within 7' of the top of the slope steeper than 1:3 shall be capable of supporting the water in the pool without soil support. 2207.[ ] Section 1808.8 - Concrete footing shall comply with this section. Concrete footings supporting light frame construction are permitted to comply with Table 1809.7. 2208.[ ] Section 1808.8.1 - Concrete in footings shall have a minimum compressive strength of 2,500 psi. 2209.[ ] Section 1808.8.2 – Concrete cove for reinforcement shall be provided as per Section 7.7.4 of ACI 318. 2210.[ ] Section 1808.8.3 - Concrete footings shall not be placed through water unless approved by the building official. If approved, the placement shall insure minimum segregation of the concrete and negligible turbulence of the water. 2211.[ ] Section 1808.8.4 - Concrete footings shall be protected from freezing for at least 5 days after being deposited. Water shall not flow through the deposited concrete. 2212.[ ] Section 1808.8.5 - Concrete footings shall be formed unless approved by the building official. 2213.[ ] Sections 1809.2 & .3 - Footings and foundations shall bear on undisturbed soil, compacted fill or CLSM. The footing top shall be level. The bottom of footings shall have a slope of 1:10 or less. Footings shall be stepped when the surface of the ground slopes more than 1:10. 2214.[ ] Section 1809.4 - The footing depth shall be at least 12" below undisturbed ground. 2215.[ ] Section 1809.5 - All footings shall be protected from frost by extending 42" below finished grade, be constructed in accordance with ASCE 32-01 or be erected on solid rock. Frost protection is not required for agricultural, temporary or minor storage facilities with an area of 400 sq ft or less and an eave height of 10' or less. The building official may adjust the frost depth based upon freezing temperatures, soil type, ground water, snow depth, exposure or other conditions. Footings shall not bear on frozen soil. 2216.[ ] Section 1809.6 - Adjacent footings on granular soils shall extend to the depth necessary to insure the slope of the ground between the footings is 30 degrees or less from horizontal. 2217.[ ] Section 1809.7 - Concrete footings supporting light frame construction are permitted to comply with Table 1809.7. 2218.[ ] Section 1809.8 - The concrete footing edge thickness shall be at least 8" when supporting walls other than light frame construction. Footing edge thickness, for Group R- 3 occupancies, is permitted to be 6" provided the footing does not extend beyond the wall

148 being supported by more than 6". 2219.[ ] Section 1809.9 - Masonry unit footing shall comply with Sections 1809.9.1 7 .2 and the provisions of Chapter 21. Masonry unit footings supporting light frame construction are permitted to comply with Table 1809.7. 2220.[ ] Section 1809.9.1 - Masonry unit footings shall be laid in Type M or S mortar, the depth shall be at least twice the projection beyond the wall, pier or column and the width shall be at least 8" wider than the wall being supported. 2221.[ ] Section 1809.9.2 - The maximum off-set per course of brick foundation walls stepped up from the masonry unit footing shall be 1.5" and 3" when laid in double courses. 2222.[ ] Section 1809.10 - Pier and curtain wall foundations are permitted to support 2 story light frame construction provided all load bearing walls have continuous concrete footing bonded to the exterior wall footings; load bearing masonry walls are at least 4" thick bonded with piers at 6' oc; the maximum height of masonry piers is 10 times the least dimension; hollow concrete or clay tile piers supporting beams shall be filled with concrete or Type M or S mortar; the maximum height of 4" masonry walls supporting wood frame walls and floors is 4'; unbalanced backfill shall not exceed 24" for 4" solid masonry and 12" for 4" hollow masonry. 2223.[ ] Section 1809.11 - Steel grillage footings shall have steel shapes separated with steel spacers shall be encased in concrete at least 6" on the bottom and 4" elsewhere. Spaces between the steel shapes shall be filled with concrete or grout. 2224.[ ] Section 1809.12 - Timber footings are permitted for buildings of Type V construction or when approved by the building official. Timber footings shall be treated according to AWPA U1 unless entirely below permanent water level. Compressive stress perpendicular to the grain for untreated timber footings shall not exceed 70% of the allowable stress. 2225.[ ] Section 1810.1.1 – Deep foundations shall be designed and installed on the basis of a geotechnical investigation as set forth in Section 1803. 2226.[ ] Section 1810.1.2 – The use of existing deep foundation elements left in place after a structure has been demolished shall not be re-used for support of new structures unless engineering evidence is provided showing code compliance for all new imposed loading. 2227.[ ] Section 1810.1.3 – Deep foundation elements standing un-braced in air, water or fluid soils shall be classified as columns and are to be designed as such from their top down to a point where adequate lateral support (5’ into stiff soils or 10’ into soft soils) is provided. 2228.[ ] Section 1810.1.4 - Types of deep foundation elements not mentioned in the code shall submit test data, calculations, structural properties and load capacity subject to the approval by the building official. 2229.[ ] Section 1810.2.2 - Piers or piles shall be laterally braced in all directions. Three or more piles connected by a rigid cap shall be considered braced. Two piles shall be considered braced in the direction of the axis of the piles. A single row of piles is permitted without lateral bracing when supporting Group R-3 occupancies and light weight construction not exceeding 2 stories or 35' in height provided the center of the piles are within the width of the foundation. 2230.[ ] Section 1810.2.3 - Settlement of piers, piles or pile groups shall be estimated by approved methods. The settlement shall not cause distortion, instability or stresses exceeding allowable stresses. 2231.[ ] Section 1810.3.1.3 - The maximum compressive load on a mis-located pier or pile shall not exceed 110% of the allowable load. 2232.[ ] Section 1810.3.1.6 - Steel cased piles shall be able to resist collapse, be water tight and exclude foreign materials during concreting. 2233.[ ] Section 1810.3.2.4 - Timber piles shall be designed in compliance with AF&PA NDS.

149 Round timber piles shall comply with ASTM D 25 and sawn timber piles shall comply with DOC PS-20. 2234.[ ] Section 1810.3.2.4.1 - Timber piles shall be treated unless the tops will be below the lowest possible ground water level. The preservative and retention shall comply with AWPA U1(E, 4C) for round timber piles and AWPA U1 (A, 4B) for sawn timber piles. Pile cut-offs shall be treated in accordance with AWPA M4. 2235.[ ] Section 1810.3.2.5 - Where soil conditions are deleterious to the pier or pile material, it shall be protected as approved by the building official. The protection shall be applied in a manner that is not affected when driving the pile. 2236.[ ] Section 1810.3.2.7 - The design compressive stress of steel cased piles shall be limited to 33% of the compressive strength and 40% provided the steel shell is at least 14 gage, be seamless or have seams with equal strength to the steel, be configured to confine concrete, the ratio of steel yield strength to concrete compressive strength is at least 6 and have a diameter of 16" or less. 2237.[ ] Section 1810.3.3. - The allowable pier or pile loads shall be determined by approved formula, load tests or method of analysis. 2238.[ ] Section 1810.3.3.1.1 - The allowable compressive load on a pile using an approved driving formula shall not exceed 40 tons. The wave equation method of analysis shall be used for allowable loads above 40 tons. Allowable loads shall be verified by load tests. The formula or wave action loads shall be determined for gravity drop or power actuated hammers. The use of a follower must be approved by the building official. The use of a fresh hammer or pile cushion prior to final penetrations is not allowed. 2239.[ ] Section 1810.3.3.1.2 - Design compressive loads are greater than allowed by Section 1810.3.2.6 or when the design load is in doubt, the piles shall be tested according to ASTM D 1143 or D 4945. At least one pile shall be tested in each area having uniform subsoil. The allowable load shall be no more than 2 the ultimate load determined by one of the methods indicated in Section 1810.3.3.1.3. The ultimate load determined by the design professional shall be limited to 2 times the test load that produced 0.3" settlement. All subsequent piles shall be considered to be equivalent to the test pile. 2240.[ ] Section 1810.3.3.1.3 - Pile test load evaluations shall be done using the Davisson Offset Limit, the Brinch-Hansen 90% Criterion, the Chin-Konder Extrapolation or other method approved by the building official. 2241.[ ] Section 1810.3.3.1.4 - The friction resistance on any pier or pile shall not exceed 1/6 of the bearing value of the soil indicated in Table 1806.2 or 500 psf. Frictional and bearing resistance shall not be assumed to act simultaneously. 2242.[ ] Section 1810.3.3.1.5 - The uplift capacity of a pier or pile shall be determined by an approved method using a factor of safety of 3, or by load test in accordance with ASTM D 3689. The uplift capacity shall not exceed 2 of the ultimate load capacity. The allowable uplift load for a pile group shall be the lesser of the individual pile uplift load time the number of piles or 2/3 of the effective weight of the pile group. 2243.[ ] Section 1810.3.3.1.7 -The ultimate load for piers, piles and pile groups shall be twice the design working loads in the load bearing layers. Analysis of underlaying soil layers shall not cause the safety factor to be less than 2. 2244.[ ] Section 1810.3.3.1.8 - The load bearing capacity of bent piles shall be determined by an approved method of analysis or by load testing. 2245.[ ] Section 1810.3.3.1.9 – The allowable axial design load of helical piles shall be as per equation 18-4. 2246.[ ] Section 1810.3.3.2 - The lateral load capacity of a pier, pile or pile group shall be determined by an approved analysis or load tests to twice the design load. The allowable

150 load shall be 2 the test load that produces a lateral movement of 1" at ground level. 2247.[ ] Section 1810.3.4 - When piles are driven through subsiding soils, consideration shall be given to the downward friction of the subsiding soils. 2248.[ ] Section 1810.3.5.1 - Precast concrete piles shall have a least dimension of 8" and the corners of square piles shall be chamfered. 2249.[ ] Section 1810.3.5.2.1 - Open ended steel pipe piles for cast-in place elements shall have a diameter of at least 8". 2250.[ ] Section 1810.3.5.2.2 - Drilled or augered uncased cast-in-place pile length shall not exceed 30 times the average diameter, unless designed and installed under the direct supervision of a registered design professional who certifies the installation complies with the design. The minimum diameter is 12". 2251.[ ] Section 1810.3.5.2.3 - Micropiles shall conform to the requirements of Section 1810.3.5 and have an outside diameter of 12” or less. 2252.[ ] Section 1810.3.5.3.1 - Steel AH@ piles flange projection shall not exceed 14 times the web or flange thickness, the depth shall be at least 8" and the web and flange thickness shall be at least 0.375". 2253.[ ] Section 1810.3.5.3.2 - Open ended steel pipe piles shall have a diameter of at least 8". The steel cross section shall be at least 0.34 sq in for each 1,000 foot-pounds of hammer energy. Pipes with a wall thickness less than 0.188" shall have a cutting shoe when driven open ended. 2254.[ ] Section 1810.3.6 - Pile splices shall be constructed to maintain alignment and position during installation and shall transmit all vertical and lateral loads and moments at the splice during installation and under service loading. Splices shall resist at least 50% of the least bending capacity of the pile. Splices in the upper 10' of the embedded length of the pile shall resist the moment and shear resulting from a 3" eccentricity of the pier or pile load and shall be laterally braced to other piles without splices in the upper 10'. 2255.[ ] Section 1810.3.8.1 - The longitudinal steel reinforcing in precast concrete piles shall be symmetrical with ties spaced a maximum of 4" oc within 2' of the ends, 6" oc elsewhere and 1" oc for the first 5 ties at each end. Ties shall be at least 0.22" for piles with a diameter of 16" or less, 0.238" for piles with a diameter of 20" to 16" and 0.25" for piles with a diameter larger than 20". 2256.[ ] Section 1810.3.8.2.1 - Precast non-prestressed concrete piles shall consist of at least longitudinal 4 bars with an area of at least 0.8% of the pile cross section. 2257.[ ] Section 1810.3.8.3.1 - Precast prestressed concrete piles shall be designed to resist handling, driving and design loads. Piles shall be prestressed at least 400 psi for lengths up to 30', at least 550 psi for lengths up to 50' and at least 700 psi for lengths above 50'. The prestress shall be based on a loss of 30,000 psi in the prestressing steel. The tensile stress in the prestressing steel shall comply with ACI 318. 2258.[ ] Section 1810.3.9.1 – The design cracking moment for cast-in-place not enclosed by a structural steel pipe shall be as per equation 18-11. 2259.[ ] Section 1810.3.9.3 - Cast-in-place concrete pile reinforcement, except for augered uncased piles, shall be tied and installed as a unit prior to installing the concrete. Augered uncased piles shall have the reinforcing places after the installation of the concrete when it is still in a semi-fluid state. 2260.[ ] Section 1810.3.9.5 & .6 – Where drilled shafts are belled at the bottom the edge thickness of the bell shall not be less that that required for the edge of footings. Enlarged base cast-in-place concrete piles shall be driven into granular soils. When driven through organic soils, they shall be encased in a permanent steel casing. When a cased shaft is used, the shaft shall be reinforced to resist column action or the annular space around the

151 pile shaft shall be filled with concrete. 2261.[ ] Section 1810.3.10 - Micropiles shall conform to the requirements of Sections 1810.3.10.1 through 1810.3.10.4. 2262.[ ] Section 1808.3.11 - Pile caps shall be reinforced concrete including grade beams and mats. Soil below pile caps shall not be considered to carry vertical load. Tops of piles shall be cut to sound material and extend at least 3" into the pile cap. The pile cap shall extend at least 4" beyond the edge of the piles. 2263.[ ] Section 1810.4.1.1 - The precast non-prestressed concrete piles shall attain at least 75% of the compressive strength and not less strength than required to resist handling and driving stresses. 2264.[ ] Section 1810.4.1.2 & .4.1.3 - Steel shells shall be mandrel driven and in contact with surrounding soil for their full length. Steel shells shall be driven to ensure against injury to adjacent piles or within 6 diameters of a concrete filled pile less than 48 hours old. 2265.[ ] Section 1810.4.1.5 - Sudden decrease in driving resistance of timber piles shall be investigated for damage and removed for inspection or rejected if not correlated with load bearing data. 2266.[ ] Section 1810.4.3 - A pier or pile identification plan shall be submitted to the building official with detailed records of each individual pier or pile installation. 2267.[ ] Section 1810.4.5 - When vibratory drivers are used, load tests shall verify pile load capacity. Pile capacity shall be controlled by power consumption, rate of penetration or other approved methods to insure capacity equal to the test pile. 2268.[ ] Section 1810.4.6 - Piles that are heaved due to driving adjacent piles shall be re-driven or load tested. CONCRETE 2269.[ ] Section 1901.3 - The format and subject matter of Sections 1902 through 1907 are patterned after, and in general conformity with, the provisions for structural concrete in ACI 318-08. 2270.[ ] Section 1905.12 & 1905.13 - Equipment shall be provided for heating concrete materials and protecting concrete construction during near freezing temperatures and likewise protection shall be provided during hot weather construction. . Provide cold weather protection for footings and foundations when required (generally whenever temps drop below 40 degrees F) as per accepted industry standards. 2271.[ ] Section 1910.1 - Concrete floor slabs supported on the ground shall be at least 32" thick, shall have a 6 mil vapor retarder placed between the base course and subgrade except: a detached accessory R-3, unheated storage rooms <70 sf, carports of R-3, driveways, walks and similar flatwork. MASONRY 2272.[ ] Sections 2104.3 & 2104.4 - Implement cold weather procedures when doing masonry construction in temperatures below 40 degrees F as per ACI 530.1/ASCE 6/TMS 602, Article 1.8C. Hot weather procedures shall be implemented when doing masonry in temperatures above 90 degrees F as per ACI 530.1/ASCE 6/TMS 602, Article 1.8D. STEEL 2273.[ ] Section 2205.1 - The design, fabrication and erection of structural steel for buildings and structures shall be in accordance with AISC 360. WOOD 2274.[ ] Section 2303.4.1.1 - Submit manufacturer=s engineering for the roof trusses showing support for all required loads. Truss members shall not be cut, notched, drilled, spliced or otherwise altered in any way without approval of the/a design professional. No equipment loading is allowed without verification that the trusses will be able to support the additional

152 loading. 2275.[ ] Section 2304.9.5 - Fasteners for pressure treated wood shall be hot-dipped zinc-coated galvanized steel, stainless steel, silicon bronze or copper. 2276.[ ] Section 2304.11 - Preservative treated wood or naturally durable wood shall be used above ground when wood joists are closer than 18 inches or wood beams are closer than 12 inches to exposed ground in a crawl space; when wood sills or plates rest on exterior foundation walls and are less than 8 inches from exposed earth; when wood sleepers or sills rest on concrete slabs without an impervious moisture barrier that are in direct contact with the earth; where the ends of wood beams enter exterior masonry or concrete walls with less than 2@ clearance on the top, sides and end; where wood siding, sheathing and framing has less than 6" of clearance from the ground; wood supporting moisture permeable floors or roofs that are exposed to the weather and wood furring strips attached directly to the interior of exterior masonry or concrete walls below grade. 2277.[ ] Section 2305 - Provide approved wind bracing for the building. GLASS AND GLAZING 2278.[ ] Section 2403.1 - Each pane of tempered glass shall be permanently identified by the manufacturer by means of acid etching, sand blasting, ceramic fired, laser etched, embossed or of a type that once applied cannot be removed without being destroyed. 2279.[ ] Section 2406.3 - All glass that is both within 60" of the floor and 24" of the vertical edge of a door, in swinging doors, in fixed or sliding panels of sliding door assemblies, glazing in doors and enclosures for hot tubs, whirlpools, saunas, steam rooms, bathtubs and showers, glazing with an area of > 9 sf and 18" or less above the floor surface, glazing in guard rails and railings, glazing in walls enclosing indoor & outdoor pools, glazing adjacent to stairways, landings and ramps within 36" horiz. of a walking surface and < 60" above the floor or walking surface and 60" horiz. of the bottom of a stairway in any direction shall be approved safety glass. PLASTIC 2280.[ ] Section 2603.4 - Foam plastic insulating materials shall not be left exposed to the interior of the building without an approved thermal barrier having a 15 minute finish rating when tested in accordance with ASTM E119. 2281.[ ] Section 2603.4 – Foam plastic insulation, exterior coatings and facings shall not exceed 4” in thickness and shall have a flame spread of 25 or less and a smoke-developed index of 450 or less as per ASTM E84 or UL 723. ELECTRICAL 2282.[ ] Section 2701.1 - Electrical components, equipment and systems shall be designed and constructed in accordance with the Michigan Electrical Code and ASHRAE 90.1-1999. Special attention to ASHRAE 9.2.1 Lighting Control and sections 9.2.1.1 thru 9.3.2. The designer/contractor, for buildings over 5,000 sq. ft., shall provide information showing compliance with the above referenced sections. Unless deemed >work of a minor nature= by the Building Official and/or the Sub-Trade Inspector, all commercial projects and all residential projects over 3500 sq ft of habitable space will require sealed sub-trade construction drawings and be charged a Plan Review fee of $50.00 for each sub-trade permit required. Additional plan review comments will/may be forthcoming from the electrical trades inspector when/if additional electrical plans are provided and that required sub-trade review is completed. Special attention to any/all special requirements regarding swimming pools and electrical bonding & grounding requirements. 2283.[ ] The 2005 Michigan Electrical Code, Article 250.50 requires that all grounding electrodes as described in 250.52(A)(1) through (A)(6) that are present at each building or

153 structure served shall be bonded together to form the grounding electrode system. All footings that have 2" dia steel reinforcing bars or larger with a combined length of 20 feet or greater shall be required to be part of the grounding electrode system. The reinforcing bars shall be placed in the footing trench, all shall be elevated to provide proper concrete encasement, all shall be wire tied together and inspected by the Electrical Inspector prior to the concrete being poured. MECHANICAL SYSTEMS 2284.[ ] Section 2801.1 - Mechanical appliances, equipment and systems shall be constructed, installed and maintained in accordance with the Michigan Mechanical Code and the International Fuel Gas Code. Unless deemed >work of a minor nature= by the Building Official and/or the Sub-Trade Inspector, all commercial projects and all residential projects over 3500 sq ft of habitable space will require sealed sub-trade construction drawings and be charged a Plan Review fee of $50.00 for each sub-trade permit required. Additional plan review comments will/may be forthcoming from the mechanical trades inspector when/if additional mechanical plans are provided and when that review is completed. PLUMBING SYSTEMS 2285.[ ] Section 2901.1 - The Michigan Plumbing Code shall govern the erection, installation, alteration, repairs, relocation, replacement, addition to, use or maintenance of, plumbing equipment and systems. Unless deemed >work of a minor nature= by the Building Official and/or the Sub-Trade Inspector, all commercial projects and all residential projects over 3500 sq ft of habitable space will require sealed sub-trade construction drawings and be charged a Plan Review fee of $50.00 for each sub-trade permit required. Additional plan review comments will/may be forthcoming from the plumbing trades inspector when/if additional plumbing plans are provided and that review is completed. ELEVATORS AND CONVEYING SYSTEMS 2286.[ ] Section 3001.1 - The design, construction, installation, alteration, and repair of elevators and conveying systems and their equipment shall conform with the requirements of the Michigan Elevator Laws and Rules. SPECIAL CONSTRUCTION 2287.[ ] Section 3103.1 - Tents and other membrane structures erected for a period of less than 180 days shall comply with the IFC. 2288.[ ] Section 3103.1.1 - Temporary structures that cover an area of greater than 120 sf which are used for the gathering of 10 or more persons shall not be erected, operated or maintained for any purpose without obtaining a permit. 2289.[ ] Section 3103.3 - Temporary structures shall be located in accordance with Table 602 based upon the proposed type of construction. 2290.[ ] Section 3103.4 - Temporary structures shall conform to the means of egress requirements of Chapter 10 and shall have a maximum exit access travel distance of 100 feet. 2291.[ ] Section 3108.2 - Towers shall be located and equipped with step bolts and ladders so as to provide ready access for inspection purposes. Guy wires or other accessories shall not cross or encroach upon any street or other public space, or over above-ground electric utility lines, or encroach upon any privately owned property without written consent of the owner of the encroached-upon property, space or above-ground electric utility lines. Towers shall be designed to resist wind loads in accordance with TIA/EIA-222. Consideration shall be given to conditions involving wind load on ice-covered sections in localities subject to sustained freezing temperatures. Towers shall be designed for the dead

154 load plus the ice load in regions where ice formation occurs. Towers shall be permanently and effectively grounded. 2292.[ ] Section 3109.1 - Swimming pools shall comply with the requirements of this section and other applicable sections of this code. Swimming pools shall comply with 1978 PA 368 as applicable. (Definition of swimming pool: Any structure intended for swimming, recreational bathing or wading that contains water over 24 inches deep. This includes in- ground, above ground and on ground pools; hot tubs; spas and fixed-in-place wading pools.) 2293.3109.5 - Suction outlets shall be designed to produce circulation throughout the pool or spa. Single-outlet systems shall be protected against user entrapment as per ANSI/APSP-7. ENCROACHMENTS INTO THE PUBLIC RIGHT-OF-WAY 2294.[ ] Section 3201.2 - The projection of any structure or appendage shall be the distance measured horizontally from the lot line to the outer most point of the projection. 2295.[ ] Section 3201.4 - Drainage water collected from a roof, awning, canopy or marquee, and condensate from mechanical equipment shall not flow over a public walking surface. 2296.[ ] Section 3202.1 - A part of a building erected below grade that is necessary for the structural support of the building or structure shall not project beyond the lot lines, except that the footings of street walls or their supports which are located at least 8 feet below grade shall not project more than 12 inches beyond the street lot line. 2297.[ ] Section 3202.2 - Encroachments into the public right-of-way above grade and below 8 feet in height shall be prohibited except; steps shall not project more than 12 inches when protected with guards that are a minimum 3 foot in height; columns or pilasters shall not project more than 12 inches; belt courses, lintels, sills, pediments and similar architectural features shall not project more than 4 inches; the vertical clearance from the public right- of-way to the lowest part of any awning, including valances, shall be 7 feet minimum. 2298.[ ] Section 3202.3.1 - Awnings, canopies, marquees and signs with less than 15 feet clearance above the sidewalk shall not extend into or occupy more than 2/3 the width of the sidewalk measured from the building. 2299.[ ] Section 3202.3.2 - Where the vertical clearance above grade to projecting windows, balconies, architectural features or mechanical equipment is more than 8 feet, 1 inch of encroachment is permitted for each 1 inch of clearance above 8 feet to a maximum of 4 feet. 2300.[ ] Section 3202.3.3 - Encroachments 15 feet or more above grade shall not be limited. SAFEGUARDS DURING CONSTRUCTION 2301.[ ] Section 3301.2 - Construction equipment and materials shall be stored and placed so as not to endanger the public, the workers or adjoining property for the duration of the project. 2302.[ ] Section 3302.1 - Required exits, existing structural elements, fire protection devices and sanitary safeguards shall be maintained at all times during remodeling, alterations, repairs or additions to any building or structure unless the building is unoccupied or adequate approved substitute provisions are provided. 2303.[ ] Section 3303.1 - Construction documents and a schedule for demolition must be submitted when required by the building official. Where such information is required, no work shall be done until such construction documents or schedule, or both, have been submitted and approved. 2304.[ ] Section 3303.2 - The work of demolishing any building shall not be started until pedestrian protection is in place as required. 2305.[ ] Section 3303.5 - Provisions shall be made to prevent the accumulation of water or damage to any adjoining property. 2306.[ ] Section 3303.6 - Service utility connections shall be discontinued and capped as per the

155 authority having jurisdiction. 2307.[ ] Section 3304.1 - Excavation and fill for buildings and structures shall be constructed or protected so as not to endanger life or property. 2308.[ ] Section 3304.1.4 - Special inspections shall be required when footings/foundations are supported upon engineered fill systems. 2309.[ ] Section 3305.1 - Sanitary facilities shall be provided during construction, remodeling or demolition activities in accordance with the Michigan Plumbing Code. 2310.[ ] Section 3306.1 - Pedestrians shall be protected during construction, remodeling and demolition activities as directed by Table 3306.1. Signs shall be provided to direct pedestrian traffic. 2311.[ ] Section 3306.2 - A walkway shall be provided for pedestrian travel in front of every construction and demolition site unless the authority having jurisdiction authorizes the sidewalk to be fenced or closed. Walkways shall be a minimum of 4 feet wide. Walkways shall be accessible in accordance with Chapter 11 and be designed to support a minimum of 150 psf. live load. 2312.[ ] Section 3306.3 - Pedestrian traffic shall be protected by a directional barricade where the walkway extends into the street. 2313.[ ] Section 3306.4 - Construction railings shall be at least 42 inches in height and shall be sufficient to direct pedestrians around construction areas. 2314.[ ] Section 3306.5 - Barriers shall be a minimum of 8 feet in height and shall be placed on the side of the walkway nearest the construction. Barriers shall extend the entire length of the construction site. 2315.[ ] Section 3306.6 - Barriers shall be designed to resist loads required in Chapter 16 unless constructed as follows: barriers shall have 2x4 top and bottom plates; barrier material shall be a minimum of 3/4" boards or 1/4" wood structural panels; wood structural panels shall be bonded with exterior adhesives; wood structural panels 1/4" or 5/16" shall have studs at 24" o.c. max.; wood structural panels 3/8" or 2" shall have studs spaced at 48" o.c. max. provided a 2x4 stiffener is placed horizontally at mid height where spacing exceeds 24"; wood structural panels 5/8" or thicker shall not span over 8 feet. 2316.[ ] Section 3306.7 - Covered walkways shall have a minimum clear height of 8 feet as measured from the floor surface to the canopy overhead. Adequate lighting shall be provided at all times. The design live load for the entire structure shall not be less than 150 psf. or as follows: Footings shall be continuous 2x6 members; posts shall be not less than 4x6 provided on both sides and spaced not more than 12 feet o.c.; stringers shall not be less than 4x12 placed on edge upon the posts; joists resting on stringers shall be at least 2x8 @ 24" o.c.; decks shall be planks at least 2" thick or wood structural panels with exterior exposure at least 23/32" thick; each post shall be knee braced to joists and stringers by 2x4 members @ 4 feet o.c.; 2x4 min. curb shall be set on edge along outside of deck. 2317.[ ] Section 3306.9 - Every excavation on a site located 5 feet or less from the street lot line shall be enclosed with a barrier not less than 6 feet high. Where located more than 5 feet from the street lot line, a barrier shall be erected as per the building official. 2318.[ ] Section 3307.1 - Adjoining public and private property shall be protected from damage during construction, remodeling and demolition work. The person making or causing the work shall provide written notice, not less than 10 days prior to starting work, to the owners of adjoining buildings and properties. 2319.[ ] Section 3308.1.1 - Construction materials and equipment shall not be placed or stored so as to obstruct access to fire hydrants, standpipes, fire or police alarm boxes, catch basins or manholes, nor shall such material or equipment be located within 20 feet of a street intersection, or obstruct normal observations of traffic signals or hinder the use of public

156 transit facilities. 2320.[ ] Section 3308.2 - Building materials, fences, sheds or any obstruction of any kind shall not be placed so as to obstruct any utility fixtures or to interfere with the passage of water in the gutter. 2321.[ ] Section 3309.1 - All structures under construction, alteration or demolition shall be provided with not less than one approved portable fire extinguisher in accordance with Section 906 and sized for not less than ordinary hazard located at each stairway on all floors where combustible materials have accumulated, in every storage and construction shed and where ever special hazards exist. 2322.[ ] Section 3310.1 - Where a building has been constructed to a height of +50 feet or 4 stories, or where existing buildings exceeding 50 feet in height are altered, at least one temporary lighted stairway shall be provided unless one or more of the permanent stairways are erected as construction progresses. 2323.[ ] Section 3310.2 - Required means of egress shall be maintained at all times during construction, demolition, remodeling or alterations and additions to any building. 2324.[ ] Section 3311.1 - Buildings four stories or more in height shall be provided with not less than one standpipe for use during construction. Such standpipe shall be installed where the progress of construction is at a level of at least 40 feet, shall be provided with fire department connections at accessible locations and such standpipe shall be extended as construction progresses more than one floor past the last level of fire department connection. 2325.[ ] Section 3311.2 - Where a building is being demolished and a standpipe exists within such a building, such standpipe shall be maintained in an operable condition so as to be available for use by the fire department. Such standpipe shall be demolished with the building but shall not be demolished more than one floor below the floor being demolished. 2326.[ ] Section 3311.4 - Water supply for the fire protection, either temporary or permanent, shall be made available as soon as combustible materials accumulate. 2327.[ ] Section 3312.1 - In buildings where an automatic sprinkler system is required by this code, it shall be unlawful to occupy any portion of a building or structure until the automatic sprinkler system installed has been tested and approved. EXISTING STRUCTURES 2328.[ ] Section 3401.2 - Buildings and structures, and parts thereof, shall be maintained in a safe and sanitary condition. Devices or safeguards which are required by this code shall be maintained in conformance with the code edition under which installed. The owner or owners designated agent shall be responsible for the maintenance of buildings and structures. To determine compliance with this subsection, the building official shall have the authority to require a building or structure to be re-inspected. 2329.[ ] Section 3401.3 – Alterations, repairs, additions and changes of occupancy to existing buildings and structures shall comply with the provisions for alterations, repairs, buildings and additions and changes of occupancy in the IFC, MFGC, MMC, MPC, IPSDC, MRC and NFPA 70. 2330.[ ] Section 34.1.5 - Buildings made to comply with the provisions of the Michigan Rehabilitation Code for Existing Buildings shall be deemed to comply with the requirements of this code. 2331.[ ] Section 3403.1 - Additions with alterations to any building or structure shall comply with the requirements of the code for new construction. Additions with alterations shall not be made that will cause the existing building or structure to be less conforming with the provisions of this code than was prior to the addition with alterations. An addition plus the existing building shall comply with the height and area provisions of Chapter 5.

157 2332.[ ] Section 3403.3 – Any existing gravity load-carrying structural element in additions that has a gravity load increase of more than 5% shall be strengthened, supplemented, replaced or otherwise altered as needed to carry the increased loading to meet load requirements as per new structures. Any existing gravity load-carrying structural element that has its load- carrying capacity decreased and any existing element that will form part of the lateral load path for any part of the addition shall be considered an altered element subject to the requirements of Section 3404.3. 2333.[ ] Section 3404.1 – Alterations to any building or structure shall comply with the requirements of the code for new construction. Alterations shall not be made that will cause the existing building or structure to be less conforming with the provisions of this code than was prior to the alterations, except as specifically allowed for existing stairways and handrails. 2334.[ ] Section 3404.3 – Any existing gravity load-carrying structural element in an alteration that has a gravity load increase of more than 5% shall be strengthened, supplemented, replaced or otherwise altered as needed to carry the increased loading to meet load requirements as per new structures. Any existing gravity load-carrying structural element that has its load-carrying capacity decreased as part of the alteration shall be altered as needed to carry the increased loading to meet load requirements as per new structures. 2335.[ ] Section 3404.6 – Alterations shall not be held to Section 1005.1 for new construction means of egress widths and numbers. The minimum egress widths for the components of the means of egress shall be determined based upon the building code under which the building was originally constructed, and shall be deemed to comply with this code if in the opinion of the building official they do not constitute a distinct hazard to life. 2336.[ ] Section 3405.1 – Building and structures, and parts thereof, shall be repaired in compliance with this section and Section 3401.2. Work on non-damaged components that is necessary for the required repair of damaged components shall be considered part of the repair. Routine maintenance, ordinary repairs exempt from permits and abatement of wear due to normal service conditions shall not be subject to the requirements for repairs in this section. 2337.[ ] Section 3405.1.1 – Regardless of the extent of structural or non-structural damage, the building official shall have the authority to require the elimination of conditions deemed dangerous. 2338.[ ] Section 3405.2 & .2.1 – A building that has sustained substantial structural damage to the vertical elements of its lateral-force-resisting system shall be evaluated by a registered design professional and the evaluation findings/report shall be submitted to the building official. 2339.[ ] Section 3407.1 – The installation or replacement of glass shall be as required for new construction. 2340.[ ] Section 3408.1 - No change shall be made in the use or occupancy of any building that would place the building in a different division of the same group of occupancy or in a different group of occupancies, unless such building is made to comply with the requirements of this code for such division or group of occupancy. Subject to the approval of the building official, the use or occupancy of existing buildings shall be permitted to be changed and the building is allowed to be occupied for the purposes in other groups without conforming to all the requirements of this code for those groups, provided the new or proposed use is less hazardous, based on life and fire risk, than the existing use. 2341.[ ] Section 3409.1 - The provisions of this code relating to the construction, repair, alteration, addition, restoration and movement of structures, and change of occupancy shall not be mandatory for historic buildings where such buildings are judged by the building

158 official to not constitute a distinct life safety hazard. 2342.[ ] Section 3410.1 – Structures moved into or within the jurisdiction shall comply with the provisions of this code for new structures. 2343.[ ] Section 3409 - Accessibility : Existing buildings or portions thereof that undergo a change of occupancy, alteration or addition shall comply with the provisions of 1966 PA 1, MCL 125.1351 to 125.1356 - R 408.30574 unless deemed technically infeasible. When deemed technically infeasible, then the alteration shall provide access to the maximum extent technically feasible. 2344.[ ] Section 3412.1 – The provisions of this section are intended to maintain or increase the current degree of public safety, health, and general welfare in existing buildings while permitting repair, alteration, addition, and change of occupancy without requiring full compliance with Chapters 2 to 33 of the code, or Sections 3401.3 to 3407, unless specifically required elsewhere in this section. 2345.[ ] Section 3412.2.4 - An existing building or portion thereof shall not be altered or repaired in such a manner that results in the building being less safe or sanitary than the building is currently. NOTE: The above listed sections are by no way all that is contained within the 2009 MBC or all that has changed, only the authors interpretation of important items that should be reviewed further so as not to have compliance issues in the future.

159