Chrysler LLC Construction Standards 12/17/04
SECTION 15425 - PLUMBING SPECIALTIES
PART 1 - GENERAL
0.1 SUMMARY
A. This Section includes the following plumbing specialties for water distribution systems, storm, and soil, waste, and vent systems. 1. Backflow preventers. 2. Water regulators. 3. Balancing valves. 4. Water filters. 5. Thermostatic water mixing valves. 6. Strainers. 7. Key-operation hydrants. 8. Trap seal primer valves. 9. Drain valves. 10. Miscellaneous piping specialties. 11. Flashing materials. 12. Cleanouts. 13. Floor drains. 14. Trench drains. 15. Roof drains. 16. Grease interceptors
0.2 PERFORMANCE REQUIREMENTS
A. Provide components and installation capable of producing piping systems with following minimum working-pressure ratings, unless otherwise indicated: 1. Domestic Water Piping: 125 psig. 2. Sanitary Waste and Vent Piping: 10-foot head of water. 3. Storm Drainage Piping: 10-foot head of water. 4. Force-Main Piping: 100 psig.
0.3 SUBMITTALS
A. Product Data: Include rated capacities and shipping, installed, and operating weights. Indicate materials, finishes, dimensions, required clearances, and methods of assembly of components; and piping and wiring connections for the following: 1. Backflow preventers and water regulators. 2. Balancing valves, water filters, and strainers. 3. Thermostatic water mixing valves. 4. Water hammer arresters, air vents, and trap seal primer valves and systems. 5. Drain valves, hose bibbs, hydrants. 6. Cleanouts 7. Backwater valves, cleanouts, floor drains, open receptors, trench drains, and roof drains. 8. Vent terminals, and roof flashing assemblies. 9. Grease interceptors
B. Maintenance Data: For plumbing specialties to include in maintenance manuals. Include the following: 1. Backflow preventers. 2. Water regulators. 3. Water filters. 4. Thermostatic water mixing valves. 5. Trap seal primer valves and systems.
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6. Grease interceptors
0.4 QUALITY ASSURANCE
A. Product Options: Drawings indicate size, profiles, and dimensional requirements of plumbing specialties and are based on the specific system indicated.
B. Plumbing specialties shall bear label, stamp, or other markings of specified testing agency.
C. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use.
D. ASME Compliance: Comply with ASME B31.9, "Building Services Piping," for piping materials and installation.
E. NSF Compliance: 1. Comply with NSF 61, "Drinking Water System Components--Health Effects, Sections 1 through 9," for potable domestic water plumbing specialties.
PART 2 - PRODUCTS
0.1 BACKFLOW PREVENTERS
A. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: 1. Cla-Val Co. 2. CMB Industries, Inc.; Febco Backflow Preventers. 3. Conbraco Industries, Inc. 4. Mueller Co.; Hersey Meters Div. 5. Sparco, Inc. 6. Watts Industries, Inc.; Water Products Div. 7. Zurn Industries, Inc.; Wilkins Div.
B. General: ASSE standard, backflow preventers. 1. NPS 2 and Smaller: Bronze body with threaded ends. 2. NPS 2-1/2 and Larger: Bronze or cast-iron body with flanged ends. a. Interior Lining: AWWA C550 or FDA-approved, epoxy coating for backflow preventers having cast-iron or steel body. 3. Interior Components: Corrosion-resistant materials. 4. Exterior Finish: Polished chrome plate if used in chrome-plated piping system. 5. Strainer: On inlet, if indicated.
C. Pipe-Applied, Atmospheric-Type Vacuum Breakers: ASSE 1001, with floating disc and atmospheric vent.
D. Hose-Connection Vacuum Breakers: ASSE 1011, nickel plated, with non-removable and manual drain features, and ASME B1.20.7, garden-hose threads on outlet. Units attached to rough-bronze-finish hose connections may be rough bronze.
E. Reduced-Pressure-Principle Backflow Preventers: ASSE 1013, suitable for continuous pressure application. Include outside screw and yoke gate valves on inlet and outlet, and strainer on inlet; test cocks; and pressure-differential relief valve with ASME A112.1.2 air-gap fitting located between two positive-seating check valves. 1. Pressure Loss: 12 psig maximum, through middle 1/3 of flow range.
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F. Antisiphon-Pressure-Type Vacuum Breakers: ASSE 1020, suitable for continuous pressure application. Include shut-off valves, spring-loaded check valve, spring-loaded floating disc, test cocks, and atmospheric vent. 1. Pressure Loss: 5 psig maximum, through middle one-third of flow range.
G. Double-Check Backflow Prevention Assemblies: ASSE 1015, suitable for continuous pressure application. Include shutoff valves on inlet and outlet, and strainer on inlet; test cocks; and two positive-seating check valves. 1. Pressure Loss: 5 psig maximum, through middle 1/3 of flow range.
H. Double-Check Detector Assembly Backflow Preventers: ASSE 1048, FM approved or UL listed, and suitable for continuous pressure application. Include outside screw and yoke gate valves on inlet and outlet, and strainer on inlet. Include test cocks; two positive-seating check valves; and bypass with displacement-type water meter, valves, and double-check backflow preventer. 1. Pressure Loss: 5 psig maximum, through middle 1/3 of flow range.
0.2 WATER REGULATORS
A. Manufacturers: 1. Armstrong-Yoshitake, Inc. 2. BERMAD. 3. Cashco, Inc. 4. Cla-Val Co. 5. Conbraco Industries, Inc. 6. FLOMATIC Corp. 7. G A Industries, Inc. 8. Honeywell Braukmann. 9. IMI Cash Valve. 10. Watts Industries, Inc.; Water Products Div. 11. Zurn Industries, Inc.; Wilkins Div.
B. General: ASSE 1003, water regulators, rated for initial working pressure of 150 psig minimum. Include integral factory-installed or separate field-installed, Y-pattern strainer. 1. NPS 2and Smaller: Bronze body with threaded ends. a. General-Duty Service: Single-seated, direct operated, unless otherwise indicated. b. Booster Heater Water Supply: Single-seated, direct operated with integral bypass. 2. NPS 2-1/2and Larger: Bronze or cast-iron body with flanged ends. Include AWWA C550 or FDA-approved, interior epoxy coating for regulators with cast-iron body. 3. Interior Components: Corrosion-resistant materials. 4. Exterior Finish: Polished chrome plate if used in chrome-plated piping system.
C. Single-seated, direct operated type.
0.3 BALANCING VALVES
A. Calibrated Balancing Valves: Adjustable, with two readout ports and memory setting indicator. Include manufacturer's standard hoses, fittings, valves, differential pressure meter, and carrying case. 1. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: a. Amtrol, Inc. b. Armstrong Pumps, Inc. c. Armstrong-Yoshitake, Inc. d. Flow Design, Inc. e. ITT Industries; Bell & Gossett Div. f. ROMAC Industries, Inc.; Hays Fluid Control Div. g. Taco, Inc.
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h. Tour & Andersson, Inc. i. Watts Industries, Inc.; Water Products Div. 2. NPS 2and Smaller: Bronze body with brass ball, adjustment knob, calibrated nameplate, and threaded or solder-joint ends. 3. NPS 2-1/2and Larger: Cast-iron, Y-pattern body with bronze disc and flanged or grooved ends.
0.4 WATER FILTERS
A. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: 1. Filpro Corporation. 2. Filtrine Manufacturing Company; Drinking Water Division. 3. Osmonics. 4. PURA, Inc. 5. U.S. Filter; Filterite Div. 6. Watts Industries, Inc.; Water Products Div.
B. General: Cartridge-type assemblies suitable for potable water. Include housing, fittings, filter cartridges, and cartridge end caps.
C. Wall-Mounting Type: Housing head section with threaded inlet and outlet, mounting bracket, and removable lower section for 10-inch-long filter cartridge. 1. Housing Material: Plastic, 125-psig minimum operating pressure. 2. Cartridge: Activated-charcoal filter media, 10 inches, 10-micron-particulate removable rating.
0.5 THERMOSTATIC WATER MIXING VALVES
A. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: 1. Lawler Manufacturing Company, Inc. 2. Leonard Valve Company. 3. Mark Controls Corp.; Powers Process Controls. 4. Symmons Industries, Inc. 5. T & S Brass and Bronze Works, Inc.
B. General: ASSE 1017, manually adjustable, thermostatic water mixing valve with bronze body. Include check stop and union on hot- and cold-water-supply inlets, adjustable temperature setting, and thermometer. 1. Operation and pressure rating: 125 psig minimum.
C. Manifolded, Thermostatic Water Mixing-Valve Assemblies: Factory-fabricated unit consisting of parallel arrangement of thermostatic water mixing valves. 1. Arrangement: One large-flow, thermostatic water mixing valve with flow-control valve, pressure regulator, inlet and outlet pressure gages, and one small-flow, thermostatic water mixing valve with flow-control valve. Include outlet thermometer, factory- or field- installed inlet and outlet valves, and other indicated options. 2. Piping Component Finish: Rough bronze. 3. Cabinet: Surface-mounting steel box with steel hinged door, white enameled finish, and thermometer in front.
0.6 STRAINERS
A. Strainers: Y-pattern, unless otherwise indicated, and full size of connecting piping. Include ASTM A 666, Type 304, stainless-steel screens with 3/64-inch round perforations, unless otherwise indicated.
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1. Pressure Rating: 125-psig minimum working pressure, unless otherwise indicated. 2. NPS and Smaller: Bronze body, with female threaded ends. 3. NPS 2-1/2 and Larger: Cast-iron body, with interior AWWA C550 or FDA-approved, epoxy coating and flanged ends. 4. Y-Pattern Strainers: Screwed screen retainer with centered blowdown, and factory or field-installed hose-end drain valve.
0.7 KEY-OPERATION HYDRANTS
A. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: 1. Josam Co. 2. Smith, Jay R. Mfg. Co. 3. Watts Industries, Inc.; Drainage Products Div. 4. Woodford Manufacturing Co. 5. Zurn Industries, Inc.;
B. General: ASME A112.21.3M, key-operation hydrant with pressure rating of 125 psig 1. Inlet: NPS 3/4 or NPS 1, threaded or solder joint. 2. Outlet: ASME B1.20.7, garden-hose threads. 3. Operating Keys: One with each key-operation hydrant.
C. Nonfreeze Recessed, Wall Hydrants: ASSE 1019, self-drainable with integral non-removable hose-connection vacuum breaker, casing and operating rod to match wall thickness, projecting outlet, and wall clamp. 1. Classification: Type B, for automatic draining with hose removed or with hose attached and nozzle closed. 2. Nozzle and Wall Plate Finish: Rough bronze.
0.8 TRAP SEAL PRIMER VALVES
A. Supply-Type Trap Seal Primer Valves: ASSE 1018, water-supply-fed type, with the following characteristics: 1. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: a. Josam Co. b. Precision Plumbing Products, Inc. c. Smith, Jay R. Mfg. Co. d. Tyler Pipe; Wade Div. e. Watts Industries, Inc. f. Zurn Industries, Inc. 2. 125-psig minimum working pressure. 3. Bronze body with atmospheric-vented drain chamber. 4. Inlet and Outlet Connections: NPS 1/2 threaded, union, or solder joint. 5. Gravity Drain Outlet Connection: NPS 1/2 threaded or solder joint. 6. Finish: Chrome plated, or rough bronze for units used with pipe or tube that is not chrome finished.
0.9 DRAIN VALVES
A. Hose-End Drain Valves: MSS SP-110, NPS 3/4 ball valve, rated for 400-psig minimum CWP. Include two-piece, copper-alloy body with standard port, chrome-plated brass ball, replaceable seats and seals, blowout-proof stem, and vinyl-covered steel handle. 1. Inlet: Threaded or solder joint. 2. Outlet: Short-threaded nipple with ASME B1.20.7, garden-hose threads and cap.
0.10 BACKWATER VALVES
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A. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: 1. Josam Co. 2. Smith, Jay R. Mfg. Co. 3. Watts Industries, Inc.; Drainage Products Div. 4. Zurn Industries, Inc.; Specification Drainage Operation.
B. Horizontal Backwater Valves: ASME A112.14.1, cast-iron body, with removable bronze swing- check valve and threaded or bolted cover.
C. Drain Outlet Backwater Valves: Cast-iron or bronze body, with removable ball float, threaded inlet, and threaded or spigot outlet for installation in bottom outlet of floor drain.
0.11 MISCELLANEOUS PIPING SPECIALTIES
A. Water Hammer Arresters: ASSE 1010 or PDI-WH 201, metal-bellows type with pressurized metal cushioning chamber. Sizes indicated are based on ASSE 1010 or PDI-WH 201, Sizes A through F. 1. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: a. Josam Co. b. Smith, Jay R. Mfg. Co. c. Tyler Pipe; Wade Div. d. Zurn Industries, Inc.; Specification Drainage Operation.
B. Hose Bibbs: Bronze body with replaceable seat disc complying with ASME A112.18.1M for compression-type faucets. Include NPS 1/2 or NPS 3/4 threaded or solder-joint inlet, of design suitable for pressure of at least 125 psig; integral nonremovable, drainable hose-connection vacuum breaker; and garden-hose threads complying with ASME B1.20.7 on outlet. 1. Finish for Equipment Rooms: Rough bronze. 2. Finish for Finished Rooms: Chrome or nickel plated. 3. Operation for Equipment Rooms: Wheel handle. 4. Operation for Finished Rooms: Operating key. 5. Include operating key with each operating-key hose bibb. 6. Include integral wall flange with each chrome- or nickel-plated hose bibb.
C. Open Drains: Shop or field fabricate from ASTM A 74, Service class, hub-and-spigot, cast-iron, soil-pipe fittings. Include P-trap, hub-and-spigot riser section; and where required, increaser fitting, joined with ASTM C 564, rubber gaskets.
D. Deep-Seal Traps: Cast-iron or bronze casting, with inlet and outlet matching connected piping and cleanout trap seal primer valve connection. 1. NPS 2: 4-inch-minimum water seal. 2. NPS 2-1/2 and Larger: 5-inch-minimum water seal.
E. Floor-Drain Inlet Fittings: Cast iron, with threaded inlet and threaded or spigot outlet, and trap seal primer valve connection.
F. Fixed Air-Gap Fittings: Manufactured cast-iron or bronze drainage fitting with semi-open top with threads or device to secure drainage inlet piping in top and bottom spigot or threaded outlet larger than top inlet. Include design complying with ASME A112.1.2 that will provide fixed air gap between installed inlet and outlet piping.
G. Vent Terminals: Commercially manufactured, shop- or field-fabricated, frost-proof assembly constructed of galvanized steel or copper. Size to provide 1-inch enclosed air space between outside of pipe and inside of flashing collar extension, with counter flashing.
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H. Expansion Joints: ASME A112.21.2M, assembly with cast-iron body with bronze sleeve, packing gland, and packing; of size and end types corresponding to connected piping.
I. Downspout Boots: ASTM A 74, Service class, hub-and-spigot, cast-iron soil pipe.
0.12 FLASHING MATERIALS
A. Zinc-Coated Steel Sheet: ASTM A 653 with 0.20 percent copper content and 0.04-inch minimum thickness, unless otherwise indicated. Include G90 hot-dip galvanized, mill- phosphatized finish for painting if indicated.
B. Elastic Membrane Sheet: ASTM D 4068, flexible, chlorinated polyethylene, 40-mil minimum thickness.
C. Fasteners: Metal compatible with material and substrate being fastened.
D. Metal Accessories: Sheet metal strips, clamps, anchoring devices, and similar accessory units required for installation; matching or compatible with material being installed.
E. Solder: ASTM B 32, lead-free alloy.
F. Bituminous Coating: SSPC-Paint 12, solvent-type, bituminous mastic.
0.13 CLEANOUTS
A. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: 1. Ancon 2. Josam 3. Smith 4. Wade 5. Zurn
B. Stack Cleanout Exposed 1. Basis-of-Design Product: Zurn Z-1445-A, coated cast iron body, raised head plug.
C. Stack Cleanout Finished Wall 1. Basis-of-Design Product: Zurn ZN-1446-VP, coated cast iron body, slotted flush closure with cover and vandalproof screw.
D. Floor Cleanout General (Finished Areas) 1. Basis-of-Design Product: Zurn ZN-1400-VP, adjustable floor, cast iron body, inside caulk connection, with round nickel bronze cover and vandal proof screw.
E. Floor Cleanout Square, Tile 1. Basis-of-Design Product: Zurn ZN-1400-TX-VP, cast iron body, inside caulk connection, with square nickel bronze top recessed for tile, and vandal proof screw.
F. Floor Cleanout Carpeted Areas 1. Basis-of-Design Product: Zurn ZN-1400, cast iron body and nickel bronze top.
G. Floor Cleanout Heavy-Duty (Unfinished Areas) 1. Basis-of-Design Product: Zurn Z-1400-HD-KC-BP, cast iron body and top, with bronze plug, adjustable housing.
0.14 FLOOR DRAINS
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A. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: 1. Ancon 2. Josam 3. Smith 4. Wade 5. Zurn
B. General: Size outlets as indicated.
C. FD-1 1. Basis-of-Design Product: Zurn ZN-415-6B, floor drain, “Dura-Coated” cast iron body with nickel bronze Type B top. a. Provide Zurn Z-328 funnel where indicated.
D. FD-2: 1. Basis-of-Design Product: Zurn Z-610, boiler room drain, “Dura-Coated” cast iron, grate, sediment bucket and seepage pan.
E. FD-3 1. Basis-of-Design Product: Zurn Z-508, deep flange grate floor drain, “Dura-Coated” cast iron body and top, seepage pan.
F. FD-4 (Kitchen Floor Sink) 1. Basis-of-Design Product: Zurn ZN-1900-KC-25 Sani-Flor receptor 12” x 12” x 6” deep cast iron body with white acid-resisting porcelain enamel interior and top.
G. FD-5 (Kitchen Floor Drain) 1. Basis-of-Design Product: Zurn ZN-1960-KC-25 Sani-Flor receptor, 8” diameter x 6” deep cast iron body and round square-holed, light-duty grate, with white acid-resisting porcelain enamel interior and top, complete with aluminum antisplash interior bottom dome strainer.
H. FD-6 (Kitchen Floor Drain with Funnel) 1. Basis-of-Design Product: Zurn ZN-1960-KC-25-6 Sani-Flor receptor, 8” diameter x 6” deep cast iron body and round square-holed, light-duty grate, with white acid-resisting porcelain enamel interior and top, complete with aluminum antisplash interior bottom dome strainer. Provide with 6” diameter x 6” high funnel.
I. Traps: Cast iron or bronze, with inlet and outlet matching connected piping, cleanout where indicated: 1. 2-Inch Size: 2-inch minimum water seal. 2. 2-1/2 Inches and Larger: 3-inch minimum water seal.
J. Inlet Fittings: Cast iron, with threaded inlet and threaded or spigot outlet, and trap seal primer valve connection.
K. Provide funnels and trap primers where called for on drawings.
0.15 ROOF DRAINS
A. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: 1. Ancon 2. Josam 3. Smith
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4. Wade 5. Zurn
B. General: Size outlet as indicated on drawings.
C. RD-1 1. Basis-of-Design Product: Zurn ZC-100-EA-R-AC-XJ Expando roof drain, “Dura-Coated” cast iron body with cast iron dome strainer. Provide extension sleeve as required, roof sump receiver, and angular underdeck clamp.
D. RD-2 Overflow Drain 1. Basis-of-Design Product: Zurn ZC-100-EA-R-AC-XJ-89 roof drain, “Dura-Coated” cast iron body with cast iron dome strainer and 2-inch-high external dam. Provide extension sleeve as required, roof sump receiver, and angular underdeck clamp.
E. RD-3 1. Basis-of-Design Product: Zurn ZC-105-10-DP no-hub “control-flo” roof drain, “Dura- Coated” cast iron body with cast iron dome strainer. Provide extension sleeve as required, roof sump receiver, and angular underdeck clamp. a. Provide products with up to 6 parabolic weirs. Refer to Mechanical Drawings for number of drains with weir openings.
F. RD-4 Overflow Drain 1. Basis-of-Design Product: Zurn ZC-100-EA-DP-XJ-89 overflow roof drain, “Dura-Coated” cast iron body with cast iron dome strainer and 2-inch-high external dam. Provide extension sleeve as required, roof sump receiver, and angular underdeck clamp.
G. Provide 2-inch high external dam for overflow drains.
H. Expansion Joints: ASME A112.21.1M, assembly for roof drain outlet, consisting of cast iron body, with bronze sleeve, packing gland, and packing, of size and end types corresponding to connected piping. 1. Size: Same as roof drain outlet when connected to roof drain and same as connected piping when installed in piping.
0.16 TRENCH DRAINS
A. Trench Drains: Comply with ASME A112.21.1M. 1. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: a. Josam Co. b. Neenah. c. Smith, Jay R. Mfg. Co. d. Tyler Pipe, Wade Div. e. Watts Industries, Inc. f. Zurn Industries, Inc. 2. Body Material: Gray iron. 3. Seepage Flange: Anchor flange. 4. Clamping Device: Required. 5. Outlet: As Indicated. 6. Grate Material: Ductile iron. 7. Grate Finish: Painted. 8. Dimensions of Frame and Grate: As Indicated. 9. Top Loading Classification: Heavy Duty. 10. Top Material: Cast iron.
0.17 GREASE INTERCEPTORS
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A. Comply with PDI-G101.
B. Manufacturers: Unless otherwise directed by the Owner, provide products by one of the following: 1. Ashland Plastics, Inc. 2. Grease Traps USA. 3. Josam Co. 4. MIFAB Manufacturing, Inc. 5. Rockford Sanitary Systems, Inc. 6. Schier Products Co. 7. Smith & Loveless, Inc., Commercial Div. 8. Smith, Jay R. Mfg. Co. 9. Tyler Pipe, Wade Div. 10. Watts Industries, Inc., Drainage Products Div. 11. Zurn Industries, Inc.
C. Plumbing and Drainage Institute Seal: Required.
D. Construction: 1. Body Material: Cast iron. 2. Interior Lining: Corrosion-resistant enamel. 3. Exterior Coating: Corrosion-resistant enamel. 4. Body Dimensions: See Drawings 5. Body Extension: As Required. 6. Flow Rate: As Indicated. 7. Grease Retention Capacity: As Indicated. 8. Inlet and Outlet Size:
PART 3 - EXECUTION
0.1 INSTALLATION
A. Refer to Division 15 Section "Basic Mechanical Materials and Methods" for piping joining materials, joint construction, and basic installation requirements.
B. Install backflow preventers in each water supply to mechanical equipment and systems and to other equipment and water systems that may be sources of contamination. Comply with authorities having jurisdiction. 1. Locate backflow preventers in same room as connected equipment or system. 2. Install drain for backflow preventers with atmospheric-vent drain connection with air-gap fitting, fixed air-gap fitting, or equivalent positive pipe separation of at least two pipe diameters in drain piping and pipe to floor drain. Locate air-gap device attached to or under backflow preventer. Simple air breaks are not acceptable for this application. 3. Do not install bypass piping around backflow preventers.
C. Install pressure regulators with inlet and outlet shutoff valves and balance valve bypass. Install pressure gages on inlet and outlet.
D. Install strainers on supply side of each control valve, pressure regulator, and solenoid valve.
E. Install draining-type ground post hydrants with 1 cu. yd. of crushed gravel around drain hole. 1. Set ground hydrants with box flush with grade.
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2. Set post hydrants in concrete paving or in 1 cu. ft. of concrete block at grade.
F. Install trap seal primer valves with outlet piping pitched down toward drain trap a minimum of 1 percent and connect to floor-drain body, trap, or inlet fitting. Adjust valve for proper flow.
G. Install backwater valves in building drain piping where indicated or required by jurisdiction. For interior installation, provide cleanout deck plate flush with floor and centered over backwater valve cover, and of adequate size to remove valve cover for servicing.
H. Install cleanouts in aboveground piping and building drain piping according to the following, unless otherwise indicated: 1. Size same as drainage piping up to NPS 4. Use NPS 4for larger drainage piping unless larger cleanout is indicated. 2. Locate at each change in direction of piping greater than 45 degrees. 3. Locate at minimum intervals of 50 feet for piping NPS 4 and smaller and 100 feet for larger piping unless local jurisdiction requires otherwise. 4. Locate at base of each vertical soil and waste stack and at the base of each rain conductor, if indicated. 5. Locate at exit of building piping per local jurisdiction.
I. Install cleanout deck plates with top flush with finished floor, for floor cleanouts for piping below floors.
J. Install cleanout wall access covers, of types indicated, with frame and cover flush with finished wall, for cleanouts located in concealed piping.
K. Install flashing flange and clamping device with each stack and cleanout passing through floors with waterproof membrane.
L. Install vent flashing sleeves on stacks passing through roof. Secure over stack flashing according to manufacturer's written instructions.
M. Install frost-proof vent caps on each vent pipe passing through roof. Maintain 1-inchclearance between vent pipe and roof substrate.
N. Install floor drains at low points of surface areas to be drained. Set grates of drains flush with finished floor, unless otherwise indicated. 1. Position floor drains for easy access and maintenance. 2. Set floor drains below elevation of surrounding finished floor to allow floor drainage. Set with grates depressed according to the following drainage area radii: a. Radius, 30 Inches or Less: Equivalent to 1 percent slope, but not less than 1/4- inch total depression. b. Radius, 30 to 60 Inches: Equivalent to 1 percent slope. c. Radius, 60 Inches or Larger: Equivalent to 1 percent slope, but not greater than 1- inch total depression. 3. Install floor-drain flashing collar or flange so no leakage occurs between drain and adjoining flooring. Maintain integrity of waterproof membranes where penetrated. 4. Install individual traps for floor drains connected to sanitary building drain, unless otherwise indicated.
O. Install roof drains at low points of roof areas according to roof membrane manufacturer's written installation instructions. 1. Install roof-drain flashing collar or flange so no leakage occurs between drain and adjoining roofing. Maintain integrity of waterproof membranes where penetrated. 2. Position roof drains for easy access and maintenance.
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P. Install interceptors, including trapping, venting, and flow-control fitting, according to authorities having jurisdiction and with clear space for servicing. 1. Above-Floor Installation: Set unit with bottom resting on floor, unless otherwise indicated. 2. Flush with Floor Installation: Set unit and extension, if required, with cover flush with finished floor. 3. Recessed Floor Installation: Set unit in receiver housing having bottom or cradle supports, with receiver housing cover flush with finished floor. 4. Install cleanout immediately downstream from interceptors not having integral cleanout on outlet.
Q. Fasten wall-hanging plumbing specialties securely to supports attached to building substrate if supports are specified and to building wall construction if no support is indicated.
R. Fasten recessed-type plumbing specialties to reinforcement built into walls.
S. Install wood-blocking reinforcement for wall-mounting and recessed-type plumbing specialties.
T. Install individual shutoff valve in each water supply to plumbing specialties. Use ball, gate, or globe valve if specific valve is not indicated. Install shutoff valves in accessible locations. Refer to Division 15 Section "Valves" for general-duty ball, butterfly, check, gate, and globe valves.
U. Install traps on plumbing specialty drain outlets. Omit traps on indirect wastes unless trap is indicated.
V. Install escutcheons at wall, floor, and ceiling penetrations in exposed finished locations and within cabinets and millwork. Use deep-pattern escutcheons if required to conceal protruding pipe fittings.
0.2 CONNECTIONS
A. Piping installation requirements are specified in other Division 15 Sections. Drawings indicate general arrangement of piping, fittings, and specialties.
B. Install piping adjacent to equipment to allow service and maintenance.
C. Connect plumbing specialties to piping specified in other Division 15 Sections.
D. Connect plumbing specialties and devices that require power according to Division 16 Sections.
E. Interceptor Connections: Connect piping, flow-control fittings, and accessories. 1. Grease Interceptors: Connect inlet and outlet to unit, and flow-control fitting and vent to unit inlet piping. Install valve on outlet of automatic drawoff-type unit.
0.3 FLASHING INSTALLATION
A. Fabricate flashing manufactured from single piece unless large pans, sumps, or other drainage shapes are required.
B. Install sheet flashing on pipes, sleeves, and specialties passing through or embedded in floors and roofs with waterproof membrane. 1. Pipe Flashing: Sleeve type, matching pipe size, with minimum length of 10 inches and skirt or flange extending at least 8 inches around pipe. 2. Sleeve Flashing: Flat sheet, with skirt or flange extending at least 8 inches around sleeve. 3. Embedded Specialty Flashing: Flat sheet, with skirt or flange extending at least 8 inches around specialty.
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C. Set flashing on floors and roofs in solid coating of bituminous cement.
D. Secure flashing into sleeve and specialty clamping ring or device.
E. Install flashing for piping passing through roofs with counterflashing or commercially made flashing fittings, according to Division 7 Section "Sheet Metal Flashing and Trim."
F. Extend flashing up vent pipe passing through roofs and turn down into pipe, or secure flashing into cast-iron sleeve having caulking recess.
0.4 PROTECTION
A. Protect drains during remainder of construction period to avoid clogging with dirt and debris and to prevent damage from traffic and construction work.
B. Place plugs in ends of uncompleted piping at end of each day or when work stops.
0.5 COMMISSIONING
A. Before startup, perform the following checks: 1. System tests are complete. 2. Damaged and defective specialties and accessories have been replaced or repaired. 3. Clear space is provided for servicing specialties.
B. Before operating systems, perform the following steps: 1. Close drain valves, hydrants, and hose bibbs. 2. Open general-duty valves to fully open position. 3. Remove and clean strainers. 4. Verify that drainage and vent piping are clear of obstructions. Flush with water until clear.
C. Startup Procedures: Follow manufacturer's written instructions.
D. Adjust operation and correct deficiencies discovered during commissioning.
END OF SECTION
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