Memorial Hermann Best Practices July, 2013

SECTION 21 13 13 FIRE SUPPRESSION SPRINKLER SYSTEMS

PART 1 - GENERAL

1.01 WORK INCLUDED

A. Provide materials and labor required to completely execute the sprinkler and fire protection work for this project, as indicated on the drawings and as herein specified.

B. Scope of work: 1. Hydraulic design of sprinkler system 2. Shop drawings 3. Exterior pipe, fittings, and valves 4. Alarm check valves and accessories 5. Interior pipe, fittings, and valves 6. Hangers, supports and sleeves 7. Sprinkler heads and extra sprinkler cabinet 8. Testing and flushing

1.02 RELATED WORK

A. Section 07 84 13: Penetration Fire Stopping

B. Section 09 91 00: Painting

C. Section 21 05 00: Common Work Results for Fire Suppression

D. Section 21 05 20: Fire Extinguishers, Fire Valves and Cabinets

E. Section 21 31 13: Electric-Drive Centrifugal Fire Pump

F. Section 21 31 16: Diesel-Drive Centrifugal Fire Pump

G. Division 26: Electrical

1.03 INSTALLER QUALIFICATIONS

A. Comply with local and state licensure requirements for installation of fire protection systems.

B. Contractor shall provide proof of at least 5 years experience in design and installation of similar occupancies.

1.04 DESIGN REQUIREMENTS

A. Design 100% hydraulically calculated automatic sprinkler system as applicable in accordance with Owner's insuring agency guidelines, NFPA 13 and 14, and state and local code requirements.

B. Design system to serve entire project unless otherwise indicated on drawings.

C. Design system with sprinkler zones as indicated on drawings. Pipe/mains sizes indicated on drawing shall not be reduced without engineer of record approval.

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D. Base design on the following criteria: 1. Light hazard occupancy in all areas except as noted herein or shown on drawings: 0.10 GPM/SF over 1500 sq ft 2. Ordinary hazard occupancy for mechanical equipment rooms, storage rooms, and other areas indicated on drawings: .15 GPM/SF over 2000 sq ft 3. Minimum excess pressure of 10 psi including required hose stream allowance and sprinkler requirements. 4. Maximum pipe velocity of 25 feet/second or as limited by insuring agent. 5. Hose stream allowance based on occupancy classification of remote area in addition to sprinkler demand. In penthouses, design system for 150 GPM hose allowance in addition to sprinkler demand. 6. A minimum of 18 inches clearance between bottom of sprinkler deflector and top of storage shelving. 7. Sprinkler systems in main switchgear and main distributing frame (MDF) shall be a double interlock preaction system. a. Sprinkler riser shall run outside of hoistway. b. Install system per ASME, ANSI A 17.1 safety code. c. See Division 26 for installation of smoke and heat detectors in hoistway and equipment room for elevator recall and shunt trip prior to discharge of water. 8. Include a 3/4" ball drip for all types of fire department connections. Route discharge to outside of building. 9. A fire-hydrant flow test shall be performed/obtained by contractor as a basis for hydraulically calculated systems. Testing shall be conducted at a location representative of the actual future system(s) supply and be no more than 6 months old at date of submission. The flow test report shall be submitted with sprinkler system drawings/calculations and have, as a minimum, the following information: a. Contractor’s name, company, telephone number and address. b. Project Name. c. Date, time and location of flow test. d. Static pressure (in pounds per square inch). e. Residual pressure (in pounds per square inch). f. Flowing (in gallons per minute). g. Elevation of hydrant(s) tested.

10. Dry pendant sprinkler located within cooler and freezer boxes shall extend above the exterior of the box at least the minimum distance designated by the manufacturer. Guards shall be installed on all sprinklers subject to mechanical damage. The box ceiling penetration shall be protected with an insulated boot designed for use with the selected dry sprinkler. 11. Where used, extended coverage sprinklers shall be designed in accordance with manufacturer’s and listing requirements. Only listed coverage areas shall be utilized in designs. All sprinkler design coverage areas selected, shall be indicated on drawings.

1.05 SYSTEM DESIGN

A. Design sprinkler system under direct supervision of a R.M.E.’s (Responsible Managing Employee) experienced in design of this Work and licensed in the State of Texas. All design submittal documents and Shop Drawings shall bear the R.M.E.’s signed and dated registration number. All documents shall be reviewed by an engineer who is registered by the Texas State Board of Registration for Professional Engineers in fire protection specialty or is experienced in hydraulic design and fire sprinkler system installation. The system shall be installed by a firm having minimum five years experience regularly engaged in the design and installation of automatic fire protection systems in accordance with requirements of the National Fire Protection Association and the State of Texas Fire Marshal’s office. A short resume shall be submitted to the FIRE SUPPRESSION SPRINKLER SYSTEMS 21 13 13 - Page 2 Memorial Hermann Best Practices July, 2013

Texas Department of State Health Services, along with working drawings, if registration is not in fire protection specialty.

B. System design shall include a 100% hydraulically calculated automatic wet pipe sprinkler system. Drawings specifically include: 1. Standpipes and valves. 2. Pipe sizes based on hydraulic calculations. 3. Center to center dimensions for head location. 4. One calculated area per zone. 5. Node identification for the calculated areas. 6. Dimensions from fire pump to each calculated area. 7. Dimensions from source of service to fire pump. 8. Head types. 9. Wet sprinkler system in elevator machine room with readily accessible OS&Y or indicating ball valve with tamper switch. Locate valve outside of machine room. 10. Wet sprinkler system in elevator shaft with readily accessible OS&Y or indicating ball valve with tamper switch. Valve located outside of shaft. 11. Construction details, including details for pipe hangers, pipe hanger spacing, and fire pump.

C. If for economic reasons Contractor desires to resize or significantly reroute sprinkler piping, include cost for Engineer of Record to redesign system, modify hydraulic calculations, and to resubmit Contract Documents for approval by Authority Having Jurisdiction.

1.06 QUALITY ASSURANCE

A. Underwriters Laboratories (U.L.) listed and Factory Mutual (F.M.) approved material.

B. Comply with local fire department standards for hose threads, operating nuts and accessories for hydrants and siamese connections.

C. The automatic sprinkler system installer shall provide a permanently attached nameplate located at the controlling riser, indicating the location and the discharge densities over designed areas of discharge including gallons per minute and residual pressure, and hose stream demand supplied by the sprinkler piping.

1.07 SUBMITTALS AND SHOP DRAWINGS

A. Prepare complete detailed working drawings and calculations for fire protection system.

B. Submit drawings and calculations to a professional engineer, licensed in the State of Texas and experienced in hydraulic calculations and sprinkler system design and installation, for review and approval. Also submit drawings and calculations to the Owner's property insurance provider for review and approval.

C. After review and approval of detailed working drawings, calculations, and installation by professional engineer, submit copy of letter of approval to the Texas Department of State Health Services, Health Facility Licensure and Certification Division, stating system has been reviewed and approved by the professional engineer, complies with the requirements of NFPA 13, and is installed in accordance with the detailed a working drawings. In addition to the aforementioned approvals, obtain approval from the Owner's property insurance provider and local authorities as required.

D. After receiving approval of the detailed working drawings and calculations from the Owner's insuring agency, local authorities and professional engineer, submit shop drawings and FIRE SUPPRESSION SPRINKLER SYSTEMS 21 13 13 - Page 3 Memorial Hermann Best Practices July, 2013

calculations form for review prior to installation. Submitted shop drawings shall bear the local authorities approval stamp and shall include reviewing professional engineer's approval stamp.

E. Submit for review detailed shop drawings for sprinkler system. 1. Purpose of shop drawing is to convey that Contractor understands intent of Contract Documents and to facilitate coordination of sprinkler system with HVAC ductwork, HVAC specialties and other trades to provide clearances for maintenance.

F. Include the following manufacturer's product data with shop drawings: 1. Sprinkler Heads 2. Valves 3. Fire Department Valve Cabinets 4. Dry Sprinkler 5. Pipe and fittings 6. Hangers 7. Water flow, pressure and tamper switches 8. Siamese connection.

G. Submit shop drawing and submittals to Owner's Insuring Agency for approval.

H. Sprinkler installation shall not commence prior to approval by the listed authorities.

I. Upon completion of the fire sprinkler system installation, an on-site inspection shall be conducted by the engineer to verify that the installation is in accordance with the design and NFPA 13 requirements.

J. Upon completion of required corrections, if any, verified by the engineer, written certification by the engineer stating that the fire sprinkler system and the water supply (source shall be indicated) is installed in accordance with NFPA 13 requirements shall be provided. The certification shall state that the sprinkler system design and installation comply with NFPA 13 (year of edition must be given) requirements. Approval of the fire sprinkler system (both design and installation) is mandatory before permission to occupy the area protected by the fire sprinkler system can be given by the state.

1.08 APPLICABLE CODES (LATEST ADOPTED ADDITION)

A. NFPA 13: Sprinkler System Installation

B. NFPA 14: Standpipe and Hose Systems

C. NFPA 20: Standard for the Installation of Centrifugal Fire Pumps

D. NFPA-101: Life Safety Code

1.09 PROJECT CLOSE-OUT DOCUMENTS

A. Include sprinkler as constructed drawings in project close-out documents.

B. Comply with requirements specified in Division 01.

PART 2 - PRODUCTS

2.01 VALVES

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A. Acceptable Manufacturers: Nibco, Crane, Stockham, Mueller, Watts, Hersey, Febco, Tyco, Ames. Nibco model numbers are used to establish required level of product quality.

B. Outside system valves: 1. Double detector check valves: With bronze by-pass meter or local water department standard. 2. Gate valves: a. Nibco No. F-607-OTS, U.L. Listed and F.M. approved, bolted bonnet with stainless steel stud and packing nuts, outside screw and yoke, solid wedge, pregrooved for tamper switch mounting, 175 lb wwp. b. Nibco No. F-609, U.L. Listed and F.M. approved, bolted bonnet, non-rising stem, solid wedge, 175 lb wwp. c. For direct buried valves, provide cast iron roadway box extended to grade. 3. Indicator posts: a. Nibco No. NIP1A, vertical post or No. NIP2 wall post, U.L. listed and F.M. approved. Furnish cast iron barrel, valve stem and post of proper length to provide the required minimum cover over top of pipe.

C. Interior valves: 1. Wet Pipe Valve and Accessories a. Alarm check valve: Viking Model J-1. The valve shall be equipped with an external bypass to eliminate false water flow alarm and gauge connections on the system side and supply side of the valve clapper. Valve body to be ductile iron and trim galvanized. b. Wet System Riser Check Valve: Viking, model F-1. The valve shall be equipped with gauge connections on the system and supply side of the valve clapper and a main drain outlet. Trim piping is to be externally galvanized.

2. Dry Pipe Valve and Accessories a. Dry Pipe Valve: Viking, model F-1 or F-2 U.L. listed and FM approved latching differential type with EPDM rubber to air and water seats. Dry pipe valve shall be furnished with conventional trim package and E-1 Accelerator Trim Kit. b. Provide Model D-2 Air Maintenance Device to regulate system air pressure furnished by Building Compressor Air System. c. Where system capacity exceeds 500-gal, a quick opening device shall be provided on each system riser. The device shall be an accelerator of the same manufacturer as the dry pipe valve. Accelerator to be Viking Model E-1. d. Accelerators installed on sprinkler systems shall be equipped with an external anti-flooding device. Anti-flooding device to be Viking Model B-1. 3. Check valves: a. All check valves on discharge side of fire pump shall be non-slam type b. Nibco No. F-908-W, U.L. Listed and F.M. approved, bolted bonnet, horizontal swing, renewable seat and disc, 175 lb. wwp c. Nibco No. KW-900-W, U.L. Listed, F.M. approved, wafer style, rubber seat, spring actuated, 175 lb wwp. 4. Gate valves: a. Nibco F-607-OTS, U.L.-F.M. approved flanged pattern outside screw and yoke, 175 psi WP. 2" and smaller shall be OS & Y, iron body, flanged. 5. Butterfly valves: a. Nibco WD3510-8 or LD3510-8, wafer or lug style, U.L. Listed, F.M. approved, 250 lb wwp, lug style 200 psi wwp dead end rated, internal tamper switch. 6. Globe and Angle Valves (Drains and Flow Regulation): a. 175 PSI minimum working pressure. 2" and smaller: bronze, renewable composition disc, screwed. 2-1/2" and larger: iron body, bronze mounted, renewable composition disc, flanged. FIRE SUPPRESSION SPRINKLER SYSTEMS 21 13 13 - Page 5 Memorial Hermann Best Practices July, 2013

7. Hose Valves: a. Where pressure is 100 PSI or higher: 2-1/2" non-adjustable pressure regulating angle valve, UL listed, cast brass, 300 lb. rated, hose thread outlet, brass finish with cap and chain. Potter-Roemer 4045 or approved equal. b. Where pressure is less than 100 PSI: 2-1/2" angle hose valve and FM approved, UL listed, cast brass, 300 lb. rated, hose thread outlet, polished brass finish with cap and chain. Potter-Roemer 4060 or approved equal. c. Where pressure is less than 100 PSI: 2-1/2" angle hose valve, UL listed and FM approved, cast brass, 300 lb. rated, hose thread outlet, polished brass finish with cap and chain. Potter-Roemer 4065 or approved equal. 8. Straight Globe Valves (Roof Manifolds and Pumped Test Header): a. 2-1/2" straight globe valve, UL listed, cast brass, 300 PSI, hose thread outlet, cap and chain. Potter-Roemer 4115 or approved equal. 9. Ball valves: a. Nibco No. KT-505-8 or G-505-8, threaded or grooved, U.L. listed, F.M. approved, bronze body, three piece, internal tamper switches, 300 psi wwp.

2.02 BACKFLOW PREVENTERS:

A. Double Check Device: UL listed and FM approved, ASSE and USC approved double check backflow preventer consisting of two resilient seated full flow isolation valves, two independently operating, spring loaded poppet-type internally epoxy coated cast iron check valves and four resilient seated test cocks for field testing. Stainless steel springs and corrosion resistant materials shall be used throughout. Working pressure rating of 175 PSI. Preventer assembly to be line size or size as called for on drawings. Backflow preventer shall be a Watts, or Febco mount 4 foot maximum above the floor.

2.03 AIR COMPRESSOR

A. Air Compressors shall be oil-less type and shall have sufficient capacity to pressurize the dry pipe sprinkler system to 40 P.S.I.G. within a 30 minute time period as outlined in NFPA 13.

B. Riser mounted compressors shall be fully automatic direct drive complete with pressure switch, Check Valve, Inlet Filters, Permanently lubricated bearings and A.S.M.E. rated safety relief valve. Motors to include thermal Overload Protection.

C. Tank mounted compressors shall be fully automatic v-belt driven complete with pressure switch, integral air filters, replaceable valves, enclosed v-belt guard, pressure gauge, A.S.M.E. rated safety relief valve, unloader check valve, and A.S.M.E. rated air receiver with drain valve.

D. Provide refrigerated air dryer on air compressor sized for rated capacity of compressor.

2.04 PIPE AND FITTINGS

A. Underground Pipe and Fittings: 1. Ductile Iron Pipe: a. Acceptable Manufacturers: U.S. Pipe, Clow, American. b. Minimum Class 52, cement-lined ductile iron in accordance with AWWA C151/ANSI A21.51. Provide bituminous seal coat on inside and outside of pipe. 2. PVC Pipe: a. Acceptable manufacturers: Clow "Super Main 900"; Manville "Blue Brute"; CertainTeed "VinylIron", H&W Industries, Inc. b. Minimum Class 100 in accordance with AWWA C900.

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3. Joints and fittings: a. Cement-lined, ductile iron. (AWWA C110/ANSI 21.10 and ANSI/AWWA C104/A21.4) b. Push-on joints (AWWA C111/ANSI 21.11). Where joint restraint is needed, provide restrained push-on joint pipe and fittings in accordance with ANSI/AWWA C151/A21.51 and C111/A21.11. c. Mechanical joint, bell with flange, cast iron gland, rubber gasket and bolts and nuts, U.L. listed and F.M. approved. (ANSI/AWWA C110/A21.10) 4. Material used shall be approved by local code authorities.

B. Interior Pipe and Fittings: 1. Schedule 40 ASTM-135, electric-resistance welded steel pipe 2. Fittings: a. Mechanical couplings: Roll or cut groove rigid type by Victaulic, Central Grooved, or Anvil are acceptable (no substitute). b. Class 125 in accordance with ANSI B16.4 or Class 250 in accordance with ANSI B16.3 cast iron sprinkler fittings - screwed, flanged, or grooved-end. c. All fittings shall be by the same manufacturer.

C. Drain Piping: 1. Schedule 40, A106 or A120, galvanized pipe 2. Fittings: Class 250 malleable iron, screwed with galvanized coating

2.05 HANGERS AND SUPPORTS

A. Acceptable manufacturers: Anvil, Bline, Viking, Reliable Empire, Fee and Mason. Anvil model numbers are used to establish level of product quality.

B. Provide U.L. Listed and F.M. approved hangers.

C. Hangers: 1. Anvil #260 MSS, Type 1 for pipe 2" through 12" 2. Anvil Figure #104, Type 6, adjustable split ring for pipe less than 2" 3. Anvil #69 for pipe 1/2" through 2"

D. Clamps: 1. Riser Clamps: Anvil #261, MSS Type 8, at floor slab penetrations to support risers 2. C-Clamps: Anvil #92 with retainer clip, MSS Type 23 3. Malleable Beam Clamps: Anvil Figure #218, MSS Type 30

E. Inserts: 1. Concrete insert: Anvil Figure #281, MSS Type 18, universal concrete insert, adequately sized and correctly positioned to support full load. 2. Lightweight concrete: Anvil #285. 3. Continuous Concrete Insert: Anvil Powerstrut #PS-349, pregalvanized. 4. Power Insert: HILTI HDI expansion anchor. Use in conjunction with All Thread rods. 5. Power inserts shall not be used in post tension construction unless approved by Structural Engineer.

2.06 SPRINKLER HEADS

A. Acceptable Manufacturers: Tyco Fire Products (TFP), Reliable Sprinkler Company, Viking.

B. Slip-type escutcheons will not be accepted.

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C. Use of slip-type escutcheons is acceptable.

D. Extended coverage sprinklers shall be allowed with strict adherence to listing requirements.

E. Sprinkler heads shall be U.L. Listed and F.M. approved. Concealed type quick response sprinkler head may be U.L. listed only.

F. Provide quick response sprinkler head throughout smoke compartments containing patient sleeping rooms. Provide quick response heads in all light hazard areas.

G. Brass U-Right: TFP Series TY-B, bulb type, 1/2" orifice, upright. Quick response TFP Series TY- FRB QR, bulb type, 1/2" orifice, upright.

H. Chrome Pendent: TFP Series TY-B, bulb type, 1/2" orifice, pendent. Quick response TFP Series TY-FRB QR, bulb type, 1/2" orifice, pendent.

I. Horizontal Sidewall: TFP Series TY-L, solder, 1/2" orifice. Quick response TFP Series TY-FRB QR, bulb type, 1/2" orifice.

J. Concealed TFP Series RF II, Concealed Pendent, bulb type, 1/2" orifice. Quick response TFP Series RF II QR, bulb type, 1/2" orifice.

K. Semi-recessed: TFP Series TY-L, Recessed Pendent, solder type, 1/2" orifice. Quick response TFP Series TY-FRB QR bulb type, 1/2" orifice.

L. Dry Pendent: TFP Series DS-1, bulb type, 1/2" orifice. Quick response TFP Series DS-1 QR, bulb type, 1/2" orifice.

M. Window sprinkler: TFP Model WS quick response, bulb type, 1/2" orifice.

N. Concealed dry pendent: TFP Series DS-C, solder type, 1/2" orifice.

O. Provide polyester coated heads in corrosive environments and exterior over hangs.

P. Institutional Psychiatric head shall be equal to Tyco PH2, pendent or PH5, sidewall.

Q. Provide one sprinkler cabinet with 24 extra sprinkler heads and sprinkler wrench for emergency use. Locate cabinet in maintenance area. Provide a minimum of two extra sprinkler heads of each type sprinkler head used for the project. Add an extra sprinkler cabinet if necessary to house the spare heads.

R. Provide 24 extra concealed sprinklers escutcheon trim of each color to match the project for attic stock

2.07 SWITCHES

A. Provide tamper switches for all fire/sprinkler system control valves unless noted otherwise.

B. Flow switch: Notifier Model No. WFD-6 vane type flow switch with pneumatic retard adjustable from 0 to 90 seconds, complete with double pole, double throw micro feature.

C. Tamper switch: Notifier Model No. SGV for 4" and larger, Potter-Signal Model No. OSYSU-AZ for pipe size less than 4", tamper switch double pole, double throw micro feature for 1/2-inch to 12- inch valves.

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D. Dry System Pressure Supervisory Switch: Low air pressure supervisory alarm will activate by way of a low air pressure switch. The switch shall be compatible with system devices and have the ability to be wired for Class A or Class B service. Low Air Pressure Alarm Switch to be Viking, part number 09472 or 09473.

E. Dry System Alarm Pressure Switch: Water flow alarm will activate by way of an alarm pressure switch. The switch shall be compatible with system devices and have the ability to be wired for Class A or Class B service. Alarm Pressure Switch to be Viking, part number 09470 or 09471.

2.08 WATER FLOW ALARMS

A. Connect water flow alarms to alarm check valves with bell located on outside of building. Provide other flow switches as shown on drawings and connect to fire alarm system.

B. Drain valves: Provide drain valves as required by NFPA 13. Drain piping shall discharge at locations that do not interfere with the Owner’s operation. Where discharge occurs directly onto the ground, provide concrete splash pads to prevent erosion and locate where the run-off will not affect the normal operation of the surrounding area. Run-off across personnel access path or sidewalk shall not be acceptable.

2.09 INSPECTORS TEST ASSEMBLY

A. Cabinet: Potter-Roemer #1812-C white baked enamel, minimum 6-1/2" deep, steel box with full acrylic panel.

B. Test module: Victaulic "Test Master" Style 720, threaded, with combination sight glass and 1/2" orifice. Valve shall be tagged as "Inspectors Test Valve" and indicate location of the area where the sprinkler piping distribution is being tested.

C. Finish: Paint exterior cabinet frame to match wall surface.

PART 3 - EXECUTION

3.01 COORDINATION

A. Coordinate installation to avoid interference with other systems.

B. Provide power and interlock wiring under Division 26.

3.02 PIPE INSTALLATION

A. Connect to water main as shown on drawings. Install concrete anchor and thrust block at each change in direction of pipe. Provide restrained push-on or mechanical joints in ductile iron pipe as needed.

B. Install underground pipework to provide a minimum cover of 2.5 feet; 3 foot cover under drives and roads, or below frost line as required per N.F.P.A. 24 figure A-8-1.1., whichever is greater.

C. Flush the fire service mains before connecting to sprinkler branch piping system.

D. Exterior underground piping shall be buried with a permanent, bright colored, continuous printed plastic tape. Tape shall be intended for direct burial and buried directly above fire protection main. Tape shall be 6" wide, 4 mils thick. Tape shall be printed with proper identification of service located below.

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E. Install sprinkler pipe a minimum of 12" above top of ceiling to allow for removal of ceiling tile and lighting fixtures and for access to equipment above the ceiling.

F. Support vertical pipe risers at 12' maximum distance or at least once at each floor.

G. Use hanger types as specified in Part 2 above. This shall overrule hanger types outlined in NFPA 13.

H. Hanger spacing shall be in accordance with NFPA 13.

I. Provide hangers on all arm outs of 12" or more.

J. Seal penetrations of fire rated walls and floors in accordance with U.L. Fire Resistance Index for Through-Penetration Firestop Systems. Coordinate requirements with Division 07.

K. Provide trapeze type hangers where necessary to support pipe when structural steel is not directly above for support.

3.03 SPRINKLERS

A. Install sprinkler heads and required piping in areas such as concealed spaces, and other special areas and spaces as required by NFPA 13, NFPA 101, and IBC.

B. Provide drain valves, pipes and test connections as required by NFPA 13. Pipe drain lines and test connections to outside building or as shown and detailed on Drawings. Originate test lines from most hydraulically remote point of each sprinkler zone.

C. Install sprinkler heads centerline of corridors and locate in the center of the ceiling tiles. Install sprinkler heads in other designated spaces in the center of the ceiling tiles and symmetrically locate with other heads within the ceiling. Do not install sprinkler heads in other locations any closer than six inches to any ceiling grid or wall.

D. Provide head guards on heads below 7'-6" above floor or walkway and where heads may be subject to damage.

E. When exposed sprinkler piping is painted the installed sprinkler heads shall be bagged and banded to protect the sprinkler heads. Do not use tape for bagging the sprinkler heads. If tape or paint gets on the sprinkler head, the sprinkler head will lose its listing and shall be replaced.

F. Sprinkler clearance above the top of storage arrangements shall comply with NFPA 13 and sprinkler’s listing/approval requirements.

G. Sprinkler installation as it relates to obstructions, shall comply with NFPA 13 - Installation Requirements, Chapter, and manufacturer’s requirements.

H. Include a ¾” ball drip for all types of fire department connections. Route discharge to outside of building.

3.04 FREEZE PROTECTION

A. All components of the fire protection system shall be protected from freezing. Standpipes shall be protected by routing through heated spaces or by heat tracing and insulating. A valve and drain connection shall be provided to protect the roof manifold.

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B. The Fire Protection Contractor shall furnish and install heat tracing cable, where shown on the Drawings, and where piping is exposed to freezing conditions. The entire length of the exposed pipe including all valves fittings and accessories shall be heat traced, insulated with aluminum jacket where exposed to the public or exterior weather.

3.05 FIRE DEPARTMENT VALVES

A. Locate Fire Department Valves in stairwells at a maximum of 5'-0" above finished floor. Locate valve wheel operator in a position to allow easy operation. Locate Fire Department Valves within recessed wall boxes per manufacturer's recommendation and in full compliance with ADA requirements.

B. Provide fire department valves with pressure restrictive disk or restricting angle valves as required to control outlet pressure per NFPA 13.

3.06 FIRE DEPARTMENT CONNECTION

A. Locate Fire Department Connection at a maximum of 3'-0" above finish grade. Ensure that clear access to device is available and that location will be obvious to fire department personnel upon arrival.

END OF SECTION

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