BRIDGETON TOWNSHIP BOARD OF EDUCATION

Comm. No. 11-7843

Science Lab Alteration at Bridgeton High School

SECTION 15145 - DOMESTIC WATER PIPING SPECIALTIES PART 1 - GENERAL 1.1

RELATED DOCUMENTS A.

1.2

Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

SUMMARY A.

This Section includes the following domestic water piping specialties: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15.

B.

Related Sections include the following: 1.

1.3

Vacuum breakers. Backflow preventers. Balancing valves. Temperature-actuated water mixing valves. Strainers. Outlet boxes. Hose stations. Hose bibbs. Wall hydrants. Ground hydrants. Drain valves. Water hammer arresters. Air vents. Trap-seal primer valves. Trap-seal primer systems.

Division 15 Section "Domestic Water Piping" for water meters.

PERFORMANCE REQUIREMENTS A.

1.4

Minimum Working Pressure for Domestic Water Piping Specialties: 125 psig, unless otherwise indicated.

SUBMITTALS A.

Product Data: For each type of product indicated.

B.

Shop Drawings: Diagram power, signal, and control wiring.

C.

Field quality-control test reports.

D.

Operation and Maintenance Data: For domestic water piping specialties to include in emergency, operation, and maintenance manuals.

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BRIDGETON TOWNSHIP BOARD OF EDUCATION

Comm. No. 11-7843

Science Lab Alteration at Bridgeton High School 1.5

QUALITY ASSURANCE A.

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.

B.

NSF Compliance:

1.

Comply with NSF 61, "Drinking Water System Components - Health Effects; Sections 1 through 9."

PART 2 - PRODUCTS

2.1

VACUUM BREAKERS A.

Pipe-Applied, Atmospheric-Type Vacuum Breakers: 1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c. d. e. f. g. h.

2. 3. 4. 5. 6. B.

Ames Co. Cash Acme. Conbraco Industries, Inc. FEBCO; SPX Valves & Controls. Rain Bird Corporation. Toro Company (The); Irrigation Div. Watts Industries, Inc.; Water Products Div. Zurn Plumbing Products Group; Wilkins Div.

Standard: ASSE 1001. Size: NPS 1/4 to NPS 3, as required to match connected piping. Body: Bronze. Inlet and Outlet Connections: Threaded. Finish: Chrome plated.

Hose-Connection Vacuum Breakers: 1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c. d. e. f. g. h. i. j.

2.

Arrowhead Brass Products, Inc. Cash Acme. Conbraco Industries, Inc. Legend Valve. MIFAB, Inc. Prier Products, Inc. Watts Industries, Inc.; Water Products Div. Woodford Manufacturing Company. Zurn Plumbing Products Group; Light Commercial Operation. Zurn Plumbing Products Group; Wilkins Div.

Standard: ASSE 1011.

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BRIDGETON TOWNSHIP BOARD OF EDUCATION Science Lab Alteration at Bridgeton High School 3. 4. 5. C.

Body: Bronze, nonremovable, with manual drain. Outlet Connection: Garden-hose threaded complying with ASME B1.20.7. Finish: Chrome or nickel plated.

Reduced-Pressure-Principle Backflow Preventers: 1.

Basis-of-Design Product: Subject to compliance with requirements, provide the product indicated on Drawings or a comparable product by one of the following: a. b. c. d. e. f.

2. 3. 4. 5. 6. 7. 8.

b.

Valves: outside 1/2 and Air-Gap

Ball type with threaded ends on inlet and outlet ofNPS 2 and smaller; screw and yoke gate-type with flanged ends on inlet and outlet of NPS 2larger. Fitting: ASME Al 12.1.2, matching backflow-preventer connection.

Beverage-Dispensing-Equipment Backflow Preventers: 1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c.

2. 3. 4. 5. 6. E.

Ames Co. Conbraco Industries, Inc. FEBCO; SPX Valves & Controls. Flomatic Corporation. Watts Industries, Inc.; Water Products Div. Zurn Plumbing Products Group; Wilkins Div.

Standard: ASSE 1013. Operation: Continuous-pressure applications. Pressure Loss: 12 psig maximum, through middle 1/3 of flow range. Body: Bronze for NPS 2-1/2 and larger. End Connections: Threaded for NPS 2 and smaller; flanged for NPS 2-1/2 and larger. Configuration: Designed for horizontal, straight through flow. Accessories: a.

D.

Comm. No. 11-7843

Conbraco Industries, Inc. Watts Industries, Inc.; Water Products Div. Zurn Plumbing Products Group; Wilkins Div.

Standard: ASSE 1022. Operation: Continuous-pressure applications. Size: NPS 1/4 or NPS 3/8. Body: Stainless steel. End Connections: Threaded.

Carbonated-Beverage-Dispenser, Dual-Check-Valve Backflow Preventers: 1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c.

2. 3.

Cash Acme. Lancer Corporation. Watts Industries, Inc.; Water Products Div.

Standard: ASSE 1032. Operation: Continuous-pressure applications.

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BRIDGETON TOWNSHIP BOARD OF EDUCATION Science Lab Alteration at Bridgeton High School 4. 5. 6. F.

Size: NPS 1/4 or NPS 3/8. Body: Stainless steel. End Connections: Threaded.

Hose-Connection Backflow Preventers: 1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c.

2. 3. 4. 5. 6. G.

Conbraco Industries, Inc. Watts Industries, Inc.; Water Products Div. Woodford Manufacturing Company.

Standard: ASSE 1052. Operation: Up to 10-foot head of water back pressure. Inlet Size: NPS 112 or NPS 3/4. Outlet Size: Garden-hose thread complying with ASME B1.20.7. Capacity: At least 3-gpm flow.

Backflow-Preventer Test Kits:

1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c. d. e.

2.

2.2

Comm. No. 11-7843

Conbraco Industries, Inc. FEBCO; SPX Valves & Controls. Flomatic Corporation. Watts Industries, Inc.; Water Products Div. Zurn Plumbing Products Group; Wilkins Div.

Description: Factory calibrated, with gages, fittings, hoses, and carrying case with testprocedure instructions.

BALANCING VALVES A.

Copper-Alloy Calibrated Balancing Valves:

1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c. d. e. f. g.

2. 3. 4. 5.

Armstrong International, Inc. Flo Fab Inc. ITT Industries; Bell & Gossett Div. NIBCO INC. TAC Americas. Taco, Inc. Watts Industries, Inc.; Water Products Div.

Type: Ball or Y-pattern globe valve with two readout ports and memory setting indicator. Body: Brass or bronze, Size: Same as connected piping, but not larger than NPS 2. Accessories: Meter hoses, fittings, valves, differential pressure meter, and carrying case.

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BRIDGETON TOWNSHIP BOARD OF EDUCATION Science Lab Alteration at Bridgeton High School B.

Memory-Stop Balancing Valves: 1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c. d. e. f. g. h.

2. 3. 4. 5. 6. 7. 8. 9. 10. C.

Conbraco Industries, Inc. Crane Co.; Crane Valve Group; Crane Valves. Crane Co.; Crane Valve Group; Jenkins Valves. Crane Co.; Crane Valve Group; Stockham Div. Hammond Valve. Milwaukee Valve Company. NIBCO INC. Red-White Valve Corp.

Standard: MSS SP-1 10 for two-piece, copper-alloy ball valves. Pressure Rating: 400-psig minimum CWP. Size: NPS 2 or smaller. Body: Copper alloy. Port: Standard or full port. Ball: Chrome-plated brass. Seats and Seals: Replaceable. End Connections: Solder joint or threaded. Handle: Vinyl-covered steel with memory-setting device.

Primary, Thermostatic, Water Mixing Valves: 1.

Basis-of-Design Product: Subject to compliance with requirements, provide the product indicated on Drawings or a comparable product by one of the following: a. b. c. d. e.

2. 3. 4. 5. 6. 7. 8. 9. 10. 11.

2.3

Comm. No. 11-7843

Armstrong International, Inc. Lawler Manufacturing Company, Inc. Leonard Valve Company. Powers; a Watts Industries Co. Symmons Industries, Inc.

Standard: ASSE 1017. Pressure Rating: 125 psig. Type: Cabinet-type, thermostatically controlled water mixing valve. Material: Bronze body with corrosion-resistant interior components. Connections: Threaded inlets and outlet. Accessories: Manual temperature control, check stops on hot- and cold-water supplies, and adjustable, temperature-control handle. Valve Pressure Rating: 125 psig minimum, unless otherwise indicated. Valve Finish: Chrome plated. Piping Finish: Chrome plated. Cabinet: Factory-fabricated, stainless steel, for recessed mounting and with hinged, stainless-steel door.

STRAINERS FOR DOMESTIC WATER PIPING A.

Y-Pattern Strainers: 1. 2.

Pressure Rating: 125 psig minimum, unless otherwise indicated. Body: Bronze for NPS 2 and smaller; cast iron for NPS 2-1/2 and larger.

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BRIDGETON TOWNSHIP BOARD OF EDUCATION Science Lab Alteration at Bridgeton High School 3. 4. 5.

End Connections: Threaded for NPS 2 and smaller;flanged for NPS 2-1/2 and larger. Screen: Stainless steel with round perforations, unless otherwise indicated. Perforation Size: a.

6.

2.4

Comm. No. 11-7843

StrainersNPS 2 and Smaller: 0.020 inch.

Drain: Factory-installed, hose-end drain valve.

HOSE BIBBS A.

Hose Bibbs: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15.

2.5

Standard: ASME Al 12.18.1 for sediment faucets. Body Material: Bronze. Seat: Bronze, replaceable. Supply Connections: NPS 1/2 or NPS 3/4 threaded or solder-joint inlet. Outlet Connection: Garden-hose thread complying with ASME B1.20.7. Pressure Rating: 125 psig. Vacuum Breaker: Integral nonremovable, drainable, hose-connection vacuum breaker complying with ASSE 1011. Finish for Equipment Rooms: Rough bronze, or chrome or nickel plated. Finish for Service Areas: Rough bronze. Finish for Finished Rooms: Chrome or nickel plated. Operation for Equipment Rooms: Wheel handle or operating key. Operation for Service Areas: Wheel handle. Operation for Finished Rooms: Operating key. Include operating key with each operating-key hose bibb. Include integral wall flange with each chrome- or nickel-plated hose bibb.

WALL HYDRANTS A.

Nonfreeze Wall Hydrants: 1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c. d. e. f. g. h. i.

2. 3. 4. 5. 6.

Josam Company. MIFAB, Inc. Prier Products, Inc. Smith, Jay R. Mfg. Co.; Division of Smith Industries, Inc. Tyler Pipe; Wade Div. Watts Drainage Products Inc. Woodford Manufacturing Company. Zurn Plumbing Products Group; Light Commercial Operation. Zurn Plumbing Products Group; Specification Drainage Operation.

Standard: ASME Al 12.21.3M for concealed-outlet, self-draining wall hydrants. Pressure Rating: 125 psig. Operation: Loose key. Casing and Operating Rod: Of length required to match wall thickness. Include wall clamp. Inlet: NPS 3/4 or NPS 1.

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BRIDGETON TOWNSHIP BOARD OF EDUCATION Science Lab Alteration at Bridgeton High School 7. 8. 9. 10. 11. 12.

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Comm. No. 11-7843

Outlet: Concealed, with integral vacuum breaker and garden-hose thread complying with ASME B1.20.7. Box: Deep, flush mounting with cover. Box and Cover Finish: Polished nickel bronze. Outlet: Exposed, with integral vacuum breaker and garden-hose thread complying with ASME B1.20.7. Nozzle and Wall-Plate Finish: Polished nickel bronze.. Operating Keys(s): One with each wall hydrant.

GROUND HYDRANTS A.

Nonfreeze Ground Hydrants: 1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c. d. e. f. g. h. i. j.

2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12.

2.7

Josam Company. MIFAB, Inc. Murdock, Inc. Prier Products, Inc. Smith, Jay R. Mfg. Co.; Division of Smith Industries, Inc. Tyler Pipe; Wade Div. Watts Drainage Products Inc. Woodford Manufacturing Company. Zurn Plumbing Products Group; Light Commercial Operation. Zurn Plumbing Products Group, Specification Drainage Operation.

Standard: ASME Al 12.21.3M. Type: Nonfreeze, concealed-outlet ground hydrant with box. Operation: Loose key. Casing and Operating Rod: Of at least length required for burial of valve below frost line. Inlet: NPS 3/4. Outlet: Garden-hose thread complying with ASME B1.20.7. Drain: Designed with hole to drain into ground when shut off. Box: Standard pattern with cover. Box and Cover Finish: Polished nickel bronze. Operating Key(s): One with each ground hydrant. Vacuum Breaker: ASSE 1011.

DRAIN VALVES A.

Ball-Valve-Type, Hose-End Drain Valves: 1. 2. 3. 4. 5. 6. 7. 8. 9.

Standard: MSS SP-1 10 for standard-port, two-piece ball valves. Pressure Rating: 400-psig minimum CWP. Size: NPS 3/4. Body: Copper alloy. Ball: Chrome-plated brass. Seats and Seals: Replaceable. Handle: Vinyl-covered steel. Inlet: Threaded or solder joint. Outlet: Threaded, short nipple with garden-hose thread complying with ASME B1.20.7 and cap with brass chain.

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BRIDGETON TOWNSHIP BOARD OF EDUCATION

Comm. No. 11-7843

Science Lab Alteration at Bridgeton High School B.

Gate-Valve-Type, Hose-End Drain Valves: 1. 2. 3. 4. 5. 6.

C.

Stop-and-Waste Drain Valves: 1. 2. 3. 4. 5.

2.8

Standard: MSS SP-80 for gate valves. Pressure Rating: Class 125. Size: NPS 3/4. Body: ASTM B 62 bronze. Inlet: NPS 3/4 threaded or solder joint. Outlet: Garden-hose thread complying with ASME B1.20.7 and cap with brass chain.

Standard: MSS SP-1 10 for ball valves or MSS SP-80 for gate valves. Pressure Rating: 200-psig minimum CWP or Class 125. Size: NPS 3/4. Body: Copper alloy or ASTM B 62 bronze. Drain: NPS 1/8 side outlet with cap.

WATER HAMMER ARRESTERS A.

Water Hammer Arresters: 1.

Available Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following: a. b. c. d. e. f. g. h. i.

2. 3. 4.

2.9

AMTROL, Inc. Josam Company. MIFAB, Inc. PPP Inc. Sioux Chief Manufacturing Company, Inc. Smith, Jay R. Mfg. Co.; Division of Smith Industries, Inc. Tyler Pipe; Wade Div. Watts Drainage Products Inc. Zurn Plumbing Products Group; Specification Drainage Operation.

Standard: ASSE 1010 or PDI-WH 201. Type: Metal bellows. Size: ASSE 1010, Sizes AA and A through F or PDI-WH 201, Sizes A through F.

AIR VENTS A.

Bolted-Construction Automatic Air Vents: 1. 2. 3. 4. 5. 6.

Body: Bronze. Pressure Rating: 125-psig minimum pressure rating at 140 deg F. Float: Replaceable, corrosion-resistant metal. Mechanism and Seat: Stainless steel. Size: NPS 1/2 minimum inlet. Inlet and Vent Outlet End Connections: Threaded.

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BRIDGETON TOWNSHIP BOARD OF EDUCATION

Comm. No. 11-7843

Science Lab Alteration at Bridgeton High School 2.10 A.

TRAP-SEAL PRIMER VALVES Supply-Type, Trap-Seal Primer Valves: 1.

Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. b. c. d. e.

2. 3. 4. 5. 6. 7.

MIFAB, Inc. PPP Inc. Sioux Chief Manufacturing Company, Inc. Smith, Jay R. Mfg. Co.; Division of Smith Industries, Inc. Watts Industries, Inc.; Water Products Div.

Standard: ASSE 1018. Pressure Rating: 125 psig minimum. Body: Bronze. Inlet and Outlet Connections: NPS 1/2 threaded, union, or solder joint. Gravity Drain Outlet Connection: NPS 1/2 threaded or solder joint. Finish: Chrome plated, or rough bronze for units used with pipe or tube that is not chrome finished.

PART 3 - EXECUTION

3.1

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. 2:

3. C.

Locate backflow preventers in same room as connected equipment or system. 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. Do not install bypass piping around backflow preventers.

D.

Install water regulators with inlet and outlet shutoff valves and bypass with memory-stop balancing valve. Install pressure gages on inlet and outlet. Install water control valves with inlet and outlet shutoff valves and bypass with globe valve. Install pressure gages on inlet and outlet.

E.

Install balancing valves in locations where they can easily be adjusted.

F.

Install temperature-actuated water mixing valves with check stops or shutoff valves on inlets and with shutoff valve on outlet. 1. 2.

Install thermometers and water regulators if specified. Install cabinet-type units recessed in or surface mounted on wall as specified.

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9

BRIDGETON TOWNSHIP BOARD OF EDUCATION Science Lab Alteration at Bridgeton High School

Comm. No. 11-7843

G.

Install outlet boxes recessed in wall. wall reinforcement between studs. Division 6 Section "Rough Carpentry."

H.

Install ground hydrants with 1 cu. yd. of crushed gravel around drain hole. Set ground hydrants with box flush with grade.

I.

Install water hammer arresters in water piping according to PDI-WH 201.

J.

Install air vents at high points of water piping. Install drain piping and discharge onto floor drain.

K.

Install supply-type, 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.

3.2

Install 2-by-4-inch fire-retardant-treated-wood blocking Fire-retardant-treated-wood blocking is specified in

CONNECTIONS A.

Piping installation requirements are specified in other Division 15 Sections. Drawings indicate general arrangement of piping and specialties.

B.

Ground equipment according to Division 16 Section "Grounding and Bonding."

C.

Connect wiring according to Division 16 Section "Conductors and Cables."

3.3

LABELING AND IDENTIFYING A.

Equipment Nameplates and Signs: Install engraved plastic-laminate equipment nameplate or sign on or near each of the following: 1. 2. 3. 4. 5.

B.

3.4

Reduced-pressure-principle backflow preventers. Reduced-pressure-detector, fire-protection backflow-preventer assemblies. Water pressure-reducing valves. Calibrated balancing valves. Primary, thermostatic, water mixing valves.

Distinguish among multiple units, inform operator of operational requirements, indicate safety and emergency precautions, and warn of hazards and improper operations, in addition to identifying unit. Nameplates and signs are specified in Division 15 Section "Mechanical Identification."

FIELD QUALITY CONTROL A.

Perform the following tests and prepare test reports: 1.

B.

Test each reduced-pressure-principle backflow preventer according to authorities having jurisdiction and the device's reference standard.

Remove and replace malfunctioning domestic water piping specialties and retest as specified above.

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BRIDGETON TOWNSHIP BOARD OF EDUCATION

Comm. No. 11-7843

Science Lab Alteration at Bridgeton High School 3.5

ADJUSTING A.

Set field-adjustable pressure set points of water pressure-reducing valves.

B.

Set field-adjustable flow set points of balancing valves.

C.

Set field-adjustable temperature set points of temperature-actuated water mixing valves.

END OF SECTION 15145

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