221119_WaterDistrPipeSpecialtiesCOCA-COLA NORTH AMERICA JOB NO. 7588.20 ISSUED: 070910
LINE ADDITIONS
NORTHAMPTON, MASSACHUSETTS
WATER DISTRIBUTION PIPING SPECIALTIES 221119 - 1 of 7
SECTION 221119
WATER DISTRIBUTION PIPING SPECIALTIES
PART 1 - GENERAL
1.01 RELATED DOCUMENTS
A. The other Contract Documents complement this Section.
B. Division 01 – General Requirements and Section 220000 govern all Work of
Division 22.
C. Other specification sections (Divisions 02-14, 21, and 23-26) may contain
requirements related to Division 22.
1.02 SUMMARY
A. All piping specialties specified within this Section are to have a minimum cold
working pressure (CWP) of 125-psig for use in 125-psig water distribution systems
operating up to 120 deg F. Where 125-psig components are not available, the next
higher pressure class component is to be provided.
B. This Section includes the following water distribution piping specialties:
1. Backflow preventers.
2. Balancing valves.
3. Strainers.
4. Drain valves.
5. Water hammer arresters.
6. Air vents.
7. Trap-seal primer valves.
8. Trap-seal primer systems.
1.03 PERFORMANCE REQUIREMENTS
A. Minimum Working Pressure for Water distribution Piping Specialties: 125-psig CWP,
unless otherwise indicated.
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B. Refer to the Drawings for additional performance information and characteristics of
piping specialties where referenced from this specification section.
1.04 DEFINITIONS
A. CWP: Cold working pressure.
1.05 SUBMITTALS
A. Refer to procedures for submittals in Section 013323, “Shop Drawings, Product Data,
and Samples.”
B. Action Submittals:
1. Submit product data for all furnished water distribution piping specialties,
including rated capacities, pressure classification, standards of conformance,
materials and construction, configuration, dimensions including connection
sizes, types, and locations, and accessories. Clearly indicate, by highlighting or
itemized lists, all differences to “Design Basis” product features.
C. Close-Out Submittals: Provide submittals of close-out documents as required in
Section 017700, “Project Close-Out,” and as follows:
1. Submit Field Quality Control Test Reports specified in Part 3 of this Section.
1.06 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 14, “Plastics Piping Components and Related Materials,” for
plastic water distribution piping components.
2. Comply with NSF 61, “Drinking Water System Components – Health Effects;
Sections 1 through 9.”
PART 2 - PRODUCTS
2.01 BACKFLOW PREVENTERS
A. General: Factory-fabricated and tested backflow preventers as indicated on
drawings.
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B. Manufacturer: Design basis manufacturer(s) and specific product(s) are indicated on
the drawings.
C. Where it is proposed that a product of one of the following manufacturers is to be
used in lieu of the “design basis” specified on the drawings, follow the procedures
for Other Products in Division 01 Section 016100, “Products, Materials, and
Equipment,” and provide full product data for each product and direct comparative
evidence of full equivalency to the “design basis.”
1. Watts Water Technologies.
2. Zurn Industries, LLC.
2.02 BALANCING VALVES
A. Copper-Alloy Calibrated Balancing Valves:
1. Manufacturer: Design basis manufacturer(s) and specific product(s) are
indicated on the drawings. Additional product information and other
requirements are specified herein.
2. Where it is proposed that materials of one of the following manufacturers are
to be used in lieu of the “design basis” manufacturer, follow the procedures for
Other Products (see Section 016100, 2.03), and provide full product data for
each product, and direct comparative evidence of full equivalency to design
basis product specified herein.
a. Armstrong International, Inc.
b. ITT Industries; Bell & Gossett Div.
c. Watts Industries, Inc.; Water Products Div.
3. Type: Ball valve with two readout ports and memory setting indicator.
4. Body: Brass or bronze.
5. Size: Same as connected piping, but not larger than NPS 2.
6. Accessories: Differential Pressure Meter. Provide one meter for every
20 balancing valves installed.
2.03 STRAINERS
A. Y-Pattern Strainers:
1. Body: Bronze for NPS 2 and smaller; cast iron for NPS 2-1/2 and larger.
2. End Connections: Threaded for NPS 2 and smaller; flanged for NPS 2-1/2 and
larger.
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3. Screen: Stainless steel with round perforations, unless otherwise indicated.
4. Perforation Size:
a. Strainers NPS 2 and Smaller: 0.033 inch.
b. Strainers NPS 2-1/2 to NPS 4: 0.062 inch.
c. Strainers NPS 5 and Larger: 0.125 inch.
5. Drain: Factory-installed, hose-end drain valve.
2.04 DRAIN VALVES
A. Ball-Valve-Type, Hose-End Drain Valves:
1. Standard: MSS SP-110 for standard-port, two-piece ball valves.
2. Pressure Rating: 400-psig minimum CWP.
3. Size: NPS 3/4.
4. Body: Copper alloy.
5. Ball: Chrome-plated brass.
6. Seats and Seals: Replaceable.
7. Handle: Vinyl-covered steel.
8. Inlet: Threaded or solder joint.
9. Outlet: Threaded, short nipple with garden-hose thread complying with
ASME B1.20.7 and cap with brass chain.
B. Gate-Valve-Type, Hose-End Drain Valves:
1. Standard: MSS SP-80 for gate valves.
2. Pressure Rating: 200-psig minimum CWP or Class 125.
3. Size: NPS 3/4.
4. Body: ASTM B 62 bronze.
5. Inlet: NPS 3/4 threaded or solder joint.
6. Outlet: Garden-hose thread complying with ASME B1.20.7 and cap with brass
chain.
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C. Stop-and-Waste Drain Valves:
1. Standard: MSS SP-110 for ball valves or MSS SP-80 for gate valves.
2. Pressure Rating: 200-psig minimum CWP or Class 125.
3. Size: NPS 3/4.
4. Body: Copper alloy or ASTM B 62 bronze.
5. Drain: NPS 1/8 side outlet with cap.
2.05 WATER HAMMER ARRESTORS
A. General: Factory-fabricated and tested Water Hammer Arresters as indicated on
drawings.
B. Manufacturer: Design basis manufacturer(s) and specific product(s) are indicated on
the drawings.
C. Where it is proposed that materials of one of the following manufacturers are to be
used in lieu of the “design basis” specified on the drawings, follow the procedures
for Other Products in Division 01, Section 016100, “Products, Materials, and
Equipment,” and provide full product data for each product and direct comparative
evidence of full equivalency to the “design basis.”
1. PPP, Inc.
2. Watts Water Technologies.
3. Zurn Industries, LLC.
D. Standard: ASSE 1010 or PDI-WH 201.
E. Type: Metal bellows or copper tube with piston, precharged, permanently sealed.
F. Size: ASSE 1010, Sizes AA and A through F or PDI-WH 201, Sizes A through F.
2.06 AIR VENTS
A. Bolted-Construction Automatic Air Vents:
1. Body: Bronze.
2. Float: Replaceable, corrosion-resistant metal.
3. Mechanism and Seat: Stainless steel.
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4. Size: NPS 3/8 or NPS 1/2 minimum inlet.
5. Inlet and Vent Outlet End Connections: Threaded.
B. Welded-Construction Automatic Air Vents:
1. Body: Stainless steel.
2. Pressure Rating: 150-psig minimum pressure rating.
3. Float: Replaceable, corrosion-resistant metal.
4. Mechanism and Seat: Stainless steel.
5. Size: NPS 3/8 minimum inlet.
6. Inlet and Vent Outlet End Connections: Threaded.
2.07 TRAP-SEAL PRIMER VALVES AND SYSTEMS
A. General: Factory-fabricated and tested trap-seal primer valves and systems as
indicated on drawings.
B. Manufacturer: Design basis manufacturer(s) and specific product(s) are indicated on
the drawings.
C. Where it is proposed that a product of one of the following manufacturers is to be
used in lieu of the “design basis” specified on the drawings, follow the procedures
for Other Products in Division 01, Section 016100, “Products, Materials, and
Equipment,” and provide full product data for each product and direct comparative
evidence of full equivalency to the “design basis.”
1. PPP, Inc.
2. Watts Water Technologies.
PART 3 - EXECUTION
3.01 INSTALLATION
A. Refer to Division 22 Section “Plumbing Basic Piping Materials and Methods” for
piping joining materials, joint construction, and basic installation requirements.
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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. Install drain for backflow preventers and terminate one foot above floor.
2. Do not install bypass piping around backflow preventers.
C. Install balancing valves in locations where they can easily be adjusted.
D. Install Y-pattern strainers for water on supply side of each control valve, water
pressure-reducing valve, solenoid valve, and pump.
E. Install water hammer arresters in water piping according to PDI-WH 201.
F. Install air vents at high points of water piping. Install drain piping and discharge
onto floor drain.
G. 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.
H. Install drainage-type, trap-seal primer valves as lavatory trap with outlet piping
pitched down toward drain trap a minimum of 1%, and connect to floor-drain body,
trap, or inlet fitting.
I. Install trap-seal primer systems with outlet piping pitched down toward drain trap a
minimum of 1 percent, and connect to floor-drain body, trap, or inlet fitting. Adjust
system for proper flow.
3.02 CONNECTIONS
A. Piping installation requirements are specified in other Division 22 Sections. Drawings
indicate general arrangement of piping and specialties.
3.03 FIELD QUALITY CONTROL
A. Remove and replace malfunctioning water distribution piping specialties and retest
as specified above.
3.04 ADJUSTING
A. Set field-adjustable flow set points of balancing valves.
END OF SECTION