UFGS_22_00_00_Plumbing,_General_Purpose_-_UFGS_22_00_00.pdf

SECTION 22 00 00 Page 1

SECTION 22 00 00

PLUMB ING, GENERAL

PURPOSE 11/15

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

AIR-CONDITIONING, HEATING AND REFRIGERATION INSTITUTE (AHRI)

AHRI 1010 (2002) Self-Contained, Mechanically

Refrigerated Drinking-Water Coolers

AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

ANSI Z21 .10.l/CSA 4.1 (2009; Addenda A 2009; Addenda B 2011) Gas

Water Heaters Vol. I, Storage Water Heaters with Input Ratings of 75,000 Btu Per Hour or Less

ANSI Z21 .10.3/CSA 4.3 (2015) Gas Water Heaters Vol.III, Storage

Water Heaters With Input Ratings Above 75,000 Btu Per Hour, Circulating and Instantaneous

ANSI Z21 .22/CSA 4.4 (2015) Relief Valves for Hot Water Supply

Systems

AMERICAN SOCIETY OF HEATING, REFR IGERATING AND AIR-CONDITIONING

ENGINEERS (ASHRAE)

ASHRAE 146 (2011) Method of Testing and Rating Pool

Heaters

ASHRAE 189.l (2014) Standard for the Design of

High-Performance Green Buildings Except Low-Rise Residential Buildings

ASHRAE 90.l - IP (2013) Energy Standard for Buildings

Except Low-Rise Residential Buildings

ASHRAE 90.l - SI (2013) Energy Standard for Buildings

Except Low-Rise Residential Buildings

SECTION 22 00 00 Page 2

AMERICAN SOCIETY OF SANITARY ENGINEERING (ASSE)

ASSE 1001 (2008) Performance Requirements for

Atmospheric Type Vacuum Breakers (ANSI approved 2009)

ASSE 1003 (2009) Performance Requirements for Water

Pressure Reducing Valves for Domestic Water Distribution Systems - (ANSI approved 2010)

ASSE 1010 (2004) Performance Requirements for Water

Hammer Arresters (ANSI approved 2004)

ASSE 1011 (2004; Errata 2004) Performance

Requirements for Hose Connection Vacuum Breakers (ANSI approved 2004)

ASSE 1012 (2009) Performance Requirements for

Backflow Preventer with an Intermediate Atmospheric Vent - (ANSI approved 2009)

ASSE 1013 (2011) Performance Requirements for

Reduced Pressure Principle Backflow Preventers and Reduced Pressure Fire Protection Principle Backflow Preventers - (ANSI approved 2010)

ASSE 1018 (2001) Performance Requirements for Trap

Seal Primer Valves - Potable Water Supplied (ANSI Approved 2002

ASSE 1019 (2011) Performance Requirements for Vacuum

Breaker Wall Hydrants, Free ze Resistant, Automatic Draining Type (ANSI Approved 2004)

ASSE 1020 (2004; Errata 2004; Errata 2004)

Performance Requirements for Pressure Vacuum Breaker Assembly (ANSI Approved 2004)

ASSE 1037 (2015) Performance Requirements for

Pressurized Flushing Devices (Flushometers ) for Plumbing Fixtures

AMERICAN WATER WORKS ASSOCIATION (AWWA)

AWWA 10084 (2005) Standard Methods for the

Examination of Water and Wastewater

AWWA B300 (2010; Addenda 2011) Hypochlorites

AWWA B301 (2010) Liquid Chlorine

AWWA C203 (2008) Coal-Tar Protective Coatings and

Linings for Steel Water Pipelines - Enamel and Tape - Hot-Applied

SECTION 22 00 00 Page 10

AWWA C606 (2015) Grooved and Shouldered Joints

AWWA C651 (2014) Standard for Disinfecting Water

Mains

AWWA C652 (2011) Disinfection of Water-Storage

Facilities

AWWA C700 (2015) Standard for Cold Water Meters -

Displacement Type, Bronze Main Case

AWWA C701 (2015) Cold-Water Meters - Turbine Type for Customer Service

AWWA 0100 (2011) Welded Steel Tanks for Water Storage

AMERICAN WELDING SOCIETY (AWS)

AWS A5 .8/A5 .8M (2011; Amendment 2012) Specification for Filler Metals for Brazing and Braze Welding

AWS B2 .2/B2 .2M (2016) Specification for Brazing Procedure and Performance Qualification

ASME INTERNATIONAL (ASME)

ASME All2.1.2 (2012) Standard for Air Gaps in Plumbing

Systems (For Plumbing Fixtures and Water-Connected Receptors)

ASME A112 .14.1 (2003; R 2012) Backwater Valves

ASME A112.19.1/CSA B45.2 (2013) Enameled Cast Iron and Enameled

Steel Plumbing Fixtures

ASME All2.19.17 (2010) Manufactured Safety Vacuum Release

Systems (SVRS) for Residential and Commercial Swimming Pool, Spa, Hot Tub, and Wading Pool Suction Systems

ASME A112.19.2/CSA B45.1 (2013) Standard for Vitreous China

Plumbing Fixtures and Hydraulic Requirements for Water Closets and Urinals

ASME A112.19.3/CSA B45.4 (2008; R 2013) Stainless Steel Plumbing

Fixtures

ASME A112 .19.5 (2011; R 2016) Trim for Water-Closet

Bowls, Tanks and Urinals

ASME A112 .36.2M (1991; R 2012) Cleanouts

ASME A112 .6.lM (1997; R 2012) Floor Affixed Supports for

Off-the-Floor Plumbing Fixtures for Public Use

ASME A112 .6.3 (2016) Standard for Floor and Trench Drains

ASME A112 .6.4 (2003: R 2012) Roof, Deck and Balcony

SECTION 22 00 00 Page 11

Drains

ASME Bl.20.1 (2013) Pipe Threads, General Purpose (Inch)

ASME B16.12 (2009; R 2014) Cast Iron Threaded Drainage

Fittings

ASME B16.15 (2013) Cast Copper Alloy Threaded Fittings

Classes 125 and 250

ASME B16.18 (2012) Cast Copper Alloy Solder Joint

Pressure Fittings

ASME B16.21 (2011) Nonmetallic Flat Gaskets for Pipe

Flanges

ASME B16.22 (2013) Standard for Wrought Copper and

Copper Alloy Solder Joint Pressure Fittings

ASME B16.23 (2011) Cast Copper Alloy Solder Joint

Drainage Fittings - DWV

ASME B16.24 (2011) Cast Copper Alloy Pipe Flanges and

Flanged Fittings: Classes 150, 300, 600, 900, 1500, and 2500

ASME B16.29 (2012) Wrought Copper and Wrought Copper

Alloy Solder Joint Drainage Fittings - DWV

ASME B16.3 (2011) Malleable Iron Threaded Fittings, Classes 150 and 300

ASME B16.34 (2013) Valves - Flanged, Threaded and

Welding End

ASME B16.39 (2014) Standard for Malleable Iron

Threaded Pipe Unions; Classes 150, 250, and 300

ASME B16.4 (2011) Standard for Gray Iron Threaded

Fittings; Classes 125 and 250

ASME B16.5 (2013) Pipe Flanges and Flanged Fittings:

NPS 1/2 Through NPS 24 Metric/Inch Standard

ASME B16.50 (2013) Wrought Copper and Copper Alloy

Braze-Joint Pressure Fittings

ASME B31 .1 (2016) Power Piping

ASME B31 .5 (2016) Refrigeration Piping and Heat

Transfer Components

ASME B40.100 (2013) Pressure Gauges and Gauge

Attachments

ASME BPVC SEC IV (2010) BPVC Section IV-Rules for

Construction of Heating Boilers

SECTION 22 00 00 Page 12

ASME BPVC SEC IX (2010) BPVC Section IX-Welding and Brazing Qualifications

ASME BPVC SEC VIII Dl (2010) BPVC Section VIII-Rules for

Construction of Pressure Vessels Division 1

ASME CSD-1 (2016) Control and Safety Devices for

Automatically Fired Boilers

ASSOCIATION OF POOL & SPA PROFESSIONALS (APSP)

ANSI/APSP-16 (2011) Standard Suction Fittings for Use in Swimming Pools, Wading Pools, Spas, and Hot Tubs

ASTM INTERNATIONAL (ASTM)

ASTM A105/A105M (2014) Standard Specification for Carbon

Steel Forgings for Piping Applications

ASTM A183 (2014) Standard Specification for Carbon

Steel Track Bolts and Nuts

ASTM A193/A193M (2016) Standard Specification for

Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service and Other Special Purpose Applications

ASTM A47/A47M (1999; R 2014) Standard Specification for

Ferritic Malleable Iron Castings

ASTM A515/A515M (2010) Standard Specification for Pressure

Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature Service

ASTM A516/A516M (2010; R 2015) Standard Specification for

Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature Service

ASTM A518/A518M (1999; R 2012) Standard Specification for

Corrosion-Resistant High-Silicon Iron Castings

ASTM A53/A53M (2012) Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

ASTM A536 (1984; R 2014) Standard Specification for

Ductile Iron Castings

ASTM A733 (2013) Standard Specification for Welded and Seamless Carbon Steel and Austenitic Stainless Steel Pipe Nipples

ASTM A74 (2016) Standard Specification for Cast

Iron Soil Pipe and Fittings

ASTM A888 (2013a) Standard Specification for Hubless

SECTION 22 00 00 Page 13

Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain, Waste, and Vent Piping Applications

ASTM Blll/BlllM (2011) Standard Specification for Copper and Copper-Alloy Seamless Condenser Tubes and Ferrule Stock

ASTM Bll7 (2016) Standard Practice for Operat ing

Salt Spray (Fog) Apparatus

ASTM B152/B152M (2013) Standard Specification for Copper

Sheet, Strip, Plate, and Rolled Bar

ASTM B306 (2013) Standard Specification for Copper

Drainage Tube (DWV)

ASTM B32 (2008; R 2014) Standard Specification for

Solder Metal

ASTM B370 (2012) Standard Specification for Copper

Sheet and Strip for Building Construction

ASTM B42 (2015a) Standard Specification for

Seamless Copper Pipe, Standard Sizes

ASTM B43 (2014) Standard Specification for Seamless

Red Brass Pipe, Standard Sizes

ASTM B584 (2014) Standard Specification for Copper

Alloy Sand Castings for General Applications

ASTM B75/B75M (2011) Standard Specification for Seamless Copper Tube

ASTM B813 (2016) Standard Specification for Liquid and Paste Fluxes for Soldering of Copper and Copper Alloy Tube

ASTM B828 (2016) Standard Practice for Making

Capillary Joints by Soldering of Copper and Copper Alloy Tube and Fittings

ASTM B88 (2016) Standard Specification for Seamless

Copper Water Tube

ASTM B88M (2016) Standard Specification for Seamless

Copper Water Tube (Metric)

ASTM C1053 (2000; R 2010) Standard Specification for

Borosilicate Glass Pipe and Fittings for Drain, Waste, and Vent (DWV) Applications

ASTM C564 (2014) Standard Specification for Rubber

Gaskets for Cast Iron Soil Pipe and Fittings

ASTM C920 (2014a) Standard Specification for

SECTION 22 00 00 Page 14

ASTM

01004

Elastomeric Joint Sealants

(2013) Initial Tear Resistance of Plastic

Film and Sheeting

ASTM 01248 (2012) Standard Specification for

Polyethylene Plastics Extrusion Materials for Wire and Cable

ASTM 01785 (2012) Standard Specification for Poly(Vinyl Chloride) (PVC), Plastic Pipe, Schedules 40, 80, and 120

ASTM 02000 (2012) Standard Classification System for

Rubber Products in Automotive Applications

ASTM 02235 (2004; R 2016) Standard Specification for

Solvent Cement for Acrylonitrile-Butadiene-Styrene (ABS) Plastic Pipe and Fittings

ASTM 02239 (2012) Standard Specification for Polyethylene (PE) Plastic Pipe (SIDR-PR)

Based on Controlled Inside Diameter

ASTM 02241 (2015) Standard Specification for

Poly(Vinyl Chloride) (PVC) Pressure-Rated Pipe (SOR Series)

ASTM 02464 (2015) Standard Specification for Threaded

Poly(Vinyl Chloride) (PVC) Plastic Pipe Fittings, Schedule 80

ASTM 02466 (2015) Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Pipe

Fittings, Schedule 40

ASTM 02467 (2015) Standard Specification for

Poly(Vinyl Chloride) (PVC) Plastic Pipe Fittings, Schedule 80

ASTM 02564 (2012) Standard Specification for Solvent

Cements for Poly(Vinyl Chloride) (PVC) Plastic Piping Systems

ASTM 02657 (2007; R 2015) Heat Fusion Joining Polyolefin Pipe and Fittings

ASTM 02661 (2014) Standard Specification for

Acrylonitrile-Butadiene-Styrene (ABS) Schedule 40, Plastic Drain, Waste, and Vent Pipe and Fittings

ASTM 02665 (2014) Standard Specification for

Poly(Vinyl Chloride) (PVC) Plastic Drain, Waste, and Vent Pipe and Fittings

ASTM 02672 (2014) Joints for IPS PVC Pipe Using Solvent Cement

SECTION 22 00 00 Page 15

ASTM D2683

ASTM D2737

ASTM D2822/D2822M

ASTM D2846/D2846M

ASTM D2855

ASTM D2996

ASTM D3035

ASTM D3122

ASTM D3138

ASTM D3139

ASTM D3212

ASTM D3261

ASTM D3311

ASTM D4101

ASTM D4551

(2014) Standard Specification for Socket-Type Polyethylene Fittings for Outside Diameter-Controlled Polyethylene Pipe and Tubing

(2012a) Polyethylene (PE) Plastic Tubing

(2005; R 2011; E 2011) Standard Specification for Asphalt Roof Cement, Asbestos-Containing

(2014) Chlorinated Poly (Vinyl Chloride) (CPVC) Plastic Hot- and Cold-Water Distribution Systems

(2015) Standard Practice for Making Solvent-Cemented Joints with Poly(Vinyl Chloride) (PVC) Pipe and Fittings

(2015) Filament-Wound "Fiberglass" (Glass-Fiber-Reinforced Thermosetting-Resin) Pipe

(2015) Polyethylene (PE) Plastic Pipe (DR-PR) Based on Controlled Outside Diameter

(1995; R 2009) Solvent Cements for Styrene-Rubber (SR) Plastic Pipe and

(2004; R 2016) Standard Specification for Solvent Cements for Transition Joints Between Acrylonitrile-Butadiene-Styrene (ABS) and Poly(Vinyl Chloride) (PVC) Non-Pressure Piping Components

(1998; R 2011) Joints for Plastic Pressure Pipes Using Flexible Elastomeric Seals

(2007; R 2013) Standard Specification for Joints for Drain and Sewer Plastic Pipes Using Flexible Elastomeric Seals

(2016) Standard Specification for Butt Heat Fusion Polyethylene (PE) Plastic Fittings for Polyethylene (PE) Plastic Pipe and Tubing

(2011; R 2016) Drain, Waste, and Vent (DWV) Plastic Fittings Patterns

(2014; E 2016) Standard Specification for Polypropylene Injection and Extrusion Materials

(2012) Poly (Vinyl Chloride) (PVC) Plastic Flexible Concealed Water-Containment

SECTION 22 00 00 Page 16

Membrane

ASTM 0638 (2014) Standard Test Method for Tensile

Properties of Plastics

ASTM El (2014) Standard Specification for ASTM

Liquid-in-Glass Thermometers

ASTM E96/E96M (2016) Standard Test Methods for Water

Vapor Transmission of Materials

ASTM F1290 (1998a; R 2011) Electrofusion Joining

Polyolefin Pipe and Fittings

ASTM Fl760 (2016) Standard Specification for

Coextruded Poly (Vinyl Chloride) (PVC) Non-Pressure Plastic Pipe Having Reprocessed-Recycled Content

ASTM F2387 (2004; R 2012) Standard Specification for

Manufactured Safety Vacuum Release Systems (SVRS) for Swimming Pools, Spas, and Hot Tubs

ASTM F2389 (2010) Standard Specification for

Pressure-rated Polypropylene (PP) Piping

ASTM F409 (2012) Thermoplastic Accessible and

Replaceable Plastic Tube and Tubular

ASTM F437 (2015) Standard Specification for Threaded

Chlorinated Poly(Vinyl Chloride) (CPVC) Plastic Pipe Fittings, Schedule 80

ASTM F438 (2015) Standard Specification for

Socket-Type Chlorinated Poly (Vinyl Chloride) (CPVC) Plastic Pipe Fittings, Schedule 40

ASTM F439 (2013) Standard Specification for

Plastic Pipe Fittings, Schedule 80

ASTM F441/F441M (2013; E 2013) Standard Specification for

Plastic Pipe, Schedules 40 and 80

ASTM F442/F442M (2013; E 2013) Standard Specification for

Plastic Pipe (SOR-PR)

ASTM F477 (2014) Standard Specification for

Elastomeric Seals (Gaskets) for Joining Plastic Pipe

ASTM F493 (2014) Solvent Cements for Chlorinated

Poly (Vinyl Chloride) (CPVC) Plastic Pipe

SECTION 22 00 00 Page 17 and Fittings

ASTM F628 (2012; E 2013; E 2016) Standard

Specification for Acrylonitrile-Butadiene-Styrene (ABS) Schedule 40 Plastic Drain, Waste, and Vent Pipe with a Cellular Core

ASTM F877 (2011a) Crosslinked Polyethylene (PEX)

Plastic Hot- and Cold-Water Distribution

ASTM F891 (2016) Standard Specification for

Coextruded Poly (Vinyl Chloride) (PVC) Plastic Pipe with a Cellular Core

CAST IRON SOIL PIPE INSTITUTE (CISPI)

CISPI 301 (2009) Hubless Cast Iron Soil Pipe and

Fittings for Sanitary and Storm Drain, Waste, and Vent Piping Applications

CISPI 310 (2011) Coupling for Use in Connection with

Hubless Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain, Waste, and Vent Piping Applications

COPPER DEVELOPMENT ASSOCIATION (CDA)

CDA A4015 (2010) Copper Tube Handbook

CSA GROUP (CSA)

CSA B45.5-11/IAPMO Z124 (2011; Update 1 2012) Plastic Plumbing Fixtures - First Edition

INTERNATIONAL ASSOCIATION OF PLUMBING AND MECHANICAL OFFICIALS

(IAPMO)

IAPMO PS 117 (2005b) Press Type Or Plain End Rub

Gasketed W/ Nail CU & CU Alloy Fittings 4 Install On CU Tubing

IAPMO UPC (2003) Uniform Plumbing Code

IAPMO Z124.8 (1990) Plastic Bathtub Liners

INTERNATIONAL CODE COUNCIL (ICC)

ICC A117.1 COMM (2009) Standard And Commentary and Usable Buildings and Facilities

ICC IPC (2015) International Plumbing Code

INTERNATIONAL SAFETY EQUIPMENT ASSOCIATION (ISEA)

ANSI/ISEA Z358.1 (2014) American National Standard for Emergency Eyewash and Shower Equipment

SECTION 22 00 00 Page 18

MANUFACTURERS STANDARD IZATION SOCIETY OF THE VALVE AND FITTINGS

INDUSTRY (MSS)

MSS SP-110 (2010) Ball Valves Threaded, Socket-Welding, Solder Joint, Grooved and Flared Ends

MSS SP-25 (2013) Standard Marking System for Valves, Fittings, Flanges and Unions

MSS SP-44 (2016) Steel Pipeline Flanges

MSS SP-58 (1993; Reaffirmed 2010) Pipe Hangers and

Supports - Materials, Design and Manufacture, Selection, Application, and Installation

MSS SP-67 (2011) Butterfly Valves

MSS SP-70 (2011) Gray Iron Gate Valves, Flanged and

Threaded Ends

MSS SP-71 (2011; Errata 2013) Gray Iron Swing Check

Valves, Flanged and Threaded Ends

MSS SP-72 (2010a) Ball Valves with Flanged or

Butt-Welding Ends for General Service

MSS SP-78 (2011) Cast Iron Plug Valves, Flanged and

Threaded Ends

MSS SP-80 (2013) Bronze Gate, Globe, Angle and Check

Valves

MSS SP-83 (2014) Class 3000 Steel Pipe Unions Socket

Welding and Threaded

MSS SP-85 (2011) Gray Iron Globe & Angle Valves

Flanged and Threaded Ends

NACE INTERNATIONAL (NACE)

NACE SP0169 (2015) Control of External Corrosion on

Underground or Submerged Metallic Piping

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

NEMA 250 (2014) Enclosures for Electrical Equipment

(1000 Volts Maximum)

NEMA MG 1 (2016) Motors and Generators

NEMA MG 11 (1977; R 2012) Energy Management Guide for

Selection and Use of Single Phase Motors

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 31 (2016) Standard for the Installation of

SECTION 22 00 00 Page 19

Oil-Burning Equipment

NFPA 54 (2015) National Fuel Gas Code

NFPA 90A (2015) Standard for the Installation of

Air Conditioning and Vent ilating Systems

NSF INTERNATIONAL (NSF)

NSF 372 (2011) Drinking Water System Components -

Lead Content

NSF/ANSI 14 (2016a) Plastics Piping System Components and Related Materials

NSF/ANSI 61 (2016) Drinking Water System Components -

Health Effects

PLASTIC PIPE AND FITTINGS ASSOCIATION (PPFA)

PPFA Fire Man (2010) Firestopping : Plastic Pipe in Fire

Resistive Construction

PLUMBING AND DRAINAGE INSTITUTE (POI)

POI G 101 (2010) Testing and Rating Procedure for

Hydro Mechanical Grease Interceptors with Appendix of Installation and Maintenance

POI WH 201 (2010) Water Hammer Arresters Standard

SOCIETY OF AUTOMOTIVE ENGINEERS INTERNATIONAL (SAE)

SAE Jl508 (2009) Hose Clamp Specifications

U .S . DEPARTMENT OF ENERGY (DOE)

Energy Star (1992; R 2006) Energy Star Energy Efficiency Labeling System (FEMP)

U .S . ENVIRONMENTAL PROTECTION AGENCY (EPA)

EPA SM 9223 (2004) Enzyme Substrate Coliform Test

PL 93-523 (1974; A 1999) Safe Drinking Water Act

U .S . NATIONAL ARCHIVES AND RECORDS ADMINISTRATION (NARA)

10 CFR 430 Energy Conservation Program for Consumer Products

21 CFR 175 Indirect Food Additives: Adhesives and

Components of Coatings

40 CFR 141.80 National Primary Drinking Water

Regulations; Control of Lead and Copper;

General Requirements

PL 109-58 Energy Policy Act of 2005 (EPAct05)

SECTION 22 00 00 Page 20

UNDERWRITERS LABORATORIES (UL)

UL 174 (2004; Reprint Apr 2015) Household Electric Storage Tank Water Heaters

UL 1951 (2011; Reprint Oct 2016) UL Standard for

Safety Electric Plumbing Accessories

UL 430 (2009; Reprint Dec 2014) Standard for Waste Disposers

UL 499 (2014) Electric Heating Appliances

UL 732 (1995; Reprint Oct 2013) Oil-Fired Storage

Tank Water Heaters

1.2 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00, SUBM ITTAL PROCEDURES:

SD-02 Shop Drawings

Plumbing System; G [, l l

Detail drawings consisting of schedules, performance charts, instructions, diagrams, and other information to illustrate the requirements and operations of systems that are not covered by the Plumbing Code. Detail drawings for the complete plumbing system including piping layouts and locations of connections; dimensions for roughing-in, foundation, and support points; schematic diagrams and wiring diagrams or connection and interconnection diagrams.

Detail drawings shall indicate clearances required for maintenance and operation. Where piping and equipment are to be supported other than as indicated, details shall include loadings and proposed support methods. Mechanical drawing plans, elevations, views, and details, shall be drawn to scale.

SD-03 Product Data

Fixtures

List and catalog information showing schedules, pipe sizes, capacities, and types of installed fixtures with manufacturer, model, and flow rate for the following items:

Flush Valve Water Closets

Flush Valve Urinals

Wall Hung Lavatories

Countertop Lavatories

Drinking-Water Coolers

SECTION 22 00 00 Page 21

Water Heaters

Pumps

SD-06 Test Reports

Tests, Flushing and Disinfection

Test reports in book let form showing all field tests per formed to adjust each component and all field tests per formed to prove compliance with the specified performance criteria, completion and testing of the installed system. Each test report shall indicate the final position of controls.

Test of Back flow Prevention Assemblies; G

Certification of proper operation shall be as accomplished in accordance with state regulations by an individual certified by the state to perform such tests . If no state requirement exists, the Contractor shall have the manufacturer's representative test the device, to ensure the unit is properly installed and per forming as intended . The Contractor shall provide written documentation of the tests performed and signed by the individual per forming the tests .

SD-07 Certificates Materials and Equipment

Where equipment is specified to conform to requirements of the ASME Boiler and Pressure Vessel Code, the design, fabrication, and installation shall conform to the code .

Bolts

Written certification by the bolt manufacturer that the bolts furnished comply with the specified requirements .

SD-10 Operation and Maintenance Data

Plumbing System; G [, l l

Submit in accordance with Section 01 78 23 OPERATION AND

MAINTENANCE DATA .

SD-11 Closeout Submittals

Water-Efficient Products; S

Energy-Efficient Water Heaters; S

1.3 STANDARD PRODUCTS

Specified materials and equipment shall be standard products of a manufacturer regularly engaged in the manufacture of such products.

Specified equipment shall essentially duplicate equipment that has performed satisfactorily at least two years prior to bid opening. Standard products shall have been in satisfactory commercial or industrial use for 2 years prior to bid opening . The 2-year use shall include applications of equipment and materials under similar circumstances and of similar size .

The product shall have been for sale on the commercial market through

SECTION 22 00 00 Page 22 advertisements, manufacturers' catalogs, or brochures during the 2 year period .

1.3.l Alternative Qualifications

Products having less than a two-year field service record will be acceptable if a certified record of satisfactory field operation for not less than 6000 hours, exclusive of the manufacturer's factory or laboratory tests, can be shown .

1.3.2 Service Support

The equipment items shall be supported by service organizations. Submit a certified list of qualified permanent service organizations for support of the equipment which includes their addresses and qualifications. These service organizations shall be reasonably convenient to the equipment installation and able to render satisfactory service to the equipment on a regular and emergency basis during the warranty period of the contract .

1.3.3 Manufacturer's Nameplate

Each item of equipment shall have a nameplate bearing the manufacturer's name, address, model number, and serial number securely affixed in a conspicuous place; the nameplate of the distributing agent will not be acceptable .

1.3.4 Modification of References

In each of the publications referred to herein, consider the advisory provisions to be mandatory, as though the word, "shall" had been substituted for "should" wherever it appears. Interpret references in these publications to the "authority having jurisdiction", or words of similar meaning, to mean the Contracting Officer .

1.3.4.l Definitions

For the International Code Council (ICC) Codes referenced in the contract documents, advisory provisions shall be considered mandatory, the word "should" shall be interpreted as "shall." Reference to the "code official" shall be interpreted to mean the "Contracting Officer." For Navy owned property, references to the "owner" shall be interpreted to mean the "Contracting Officer." For leased facilities, references to the "owner " shall be interpreted to mean the "lessor ." References to the "permit holder " shall be interpreted to mean the "Contractor ."

1.3.4.2 Administrative Interpretations

For ICC Codes referenced in the contract documents, the provisions of Chapter 1, "Administrator," do not apply . These administrative requirements are covered by the applicable Federal Acquisition Regulations (FAR) included in this contract and by the authority granted to the Officer in Charge of Construction to administer the construction of this project .

References in the ICC Codes to sections of Chapter 1, shall be applied appropriately by the Contracting Officer as authorized by his administrative cognizance and the FAR .

1.4 DELIVERY, STORAGE, AND HANDLING

Handle, store, and protect equipment and materials to prevent damage be fore and during installation in accordance with the manufacturer's recommendations, and as approved by the Contracting Officer . Replace

SECTION 22 00 00 Page 23 damaged or defective items.

1.5 OMITTED

1.6 REGULATORY REQUIREMENTS

Unless otherwise required herein, plumbing work shall be in accordance with ICC IPC. Energy consuming products and systems shall be in accordance with PL 109-58 and ASHRAE 90.1 - SI ASHRAE 90.1 - IP

1.7 PROJECT/SITE CONDITIONS

The Contractor shall become familiar with details of the work, verify dimensions in the field, and advise the Contracting Officer of any discrepancy before performing any work .

1.8 INSTRUCTION TO GOVERNMENT PERSONNEL

When specified in other sections, furnish the services of competent instructors to give full instruction to the designated Government personnel in the adjustment, operation, and maintenance, including pertinent safety requirements, of the specified equipment or system . Instructors shall be thoroughly familiar with all parts of the installation and shall be trained in operating theory as well as practical operation and maintenance work .

Instruction shall be given during the first regular work week after the equipment or system has been accepted and turned over to the Government for regular operation . The number of man-days (8 hours per day) of instruction furnished shall be as specified in the individual section . When more than 4 man-days of instruction are specified, use approximately half of the time for classroom instruction . Use other time for instruction with the equipment or system .

When significant changes or modifications in the equipment or system are made under the terms of the contract, provide additional instruction to acquaint the operating personnel with the changes or modifications .

1.9 ACCESSIBILITY OF EQUIPMENT

Install all work so that parts requiring periodic inspection, operation, maintenance, and repair are readily accessible . Install concealed valves, expansion joints, controls, dampers, and equipment requiring access, in locations freely accessible through access doors.

PART 2 PRODUCTS

2 .1 PRODUCT SUSTAINABILITY CRITERIA

For products in this section, where applicable and to extent allowed by performance criteria, provide and document the following:

2 .1.l Water-Efficient Products

Provide documentation in conformance with Section 01 33 29 SUSTAINABILITY REPORTING that the following products meet water efficiency requirements as outlined in this section and when applicable, that they are EPA Water Sense labeled products:

a. Fixtures b . Flush valve water closets

SECTION 22 00 00 Page 24

c. Flush valve urinals

d. Flush tank water closets e . Wall hung lavatories

f. Countertop lavatories

i. Drinking-water coolers

j. Water heaters k . Pumps

2 .1.2 Energy-Efficient Water Heaters

Provide documentation for the following requirements as outlined in this section and when applicable, that they are Energy Star certified or FEMP-designated products:

c. Gas Water Heaters (Commercial)

2 .2 Materials

Materials for various services shall be in accordance with TABLES I and II. Pipe schedules shall be selected based on service requirements . Pipe fittings shall be compatible with the applicable pipe materials. Plastic pipe, fittings, and solvent cement shall meet NSF/ANSI 14 and shall be NSF listed for the service intended . Plastic pipe, fittings, and solvent cement used for potable hot and cold water service shall bear the NSF seal "NSF-PW ." Polypropylene pipe and fittings shall conform to dimensional requirements of Schedule 40, Iron Pipe size and shall comply with NSF/ANSI 14, NSF/ANSI 61 and ASTM F2389. Polypropylene piping that will be exposed to UV light shall be provided with a Factory applied UV resistant coating .

Pipe threads (except dry seal) shall conform to ASME Bl .20 .l . Grooved pipe couplings and fittings shall be from the same manufacturer. Material or equipment containing a weighted average of greater than 0.25 percent lead shall not be used in any potable water system intended for human consumption, and shall be certified in accordance with NSF/ANSI 61, Annex G or NSF 372 . In line devices such as water meters, building valves, check valves, meter stops, valves, fittings and back flow preventers shall comply with PL 93-523 and NSF/ANSI 61, Section 8. End point devices such as drinking water fountains, lavatory faucets, kitchen and bar faucets, residential ice makers, supply stops and end point control valves used to dispense water for drinking must meet the requirements of NSF/ANSI 61, Section 9. Hubless cast-iron soil pipe shall not be installed underground, under concrete floor slabs, or in crawl spaces below kitchen floors.

Plastic pipe shall not be installed in air plenums. Plastic pipe shall not be installed in a pressure piping system in buildings greater than three stories including any basement levels.

2 .2.l Pipe Joint Materials

Grooved pipe and hubless cast-iron soil pipe shall not be used underground. Solder containing lead shall not be used with copper pipe .

Cast iron soil pipe and fittings shall be marked with the collective trademark of the Cast Iron Soil Institute . Joints and gasket materials shall conform to the following :

a. Coupling for Cast-Iron Pipe : AWWA C606. For hubless type :

SECTION 22 00 00 Page 25 for hub and spigot type

ASTM A74, CISPI 310

SECTION 22 00 00 Page 30 b . Coupling for Steel Pipe : AWWA C606.

c. Couplings for Grooved Pipe : Malleable Iron ASTM A47/A47M , Grade 32510.

d. Flange Gaskets : Gaskets shall be made of non-asbestos material in accordance with ASME Bl6.21 . Gaskets shall be flat, 1/16 inch thick, and contain Aramid fibers bonded with Styrene Butadiene Rubber (SBR) or Nitro Butadiene Rubber (NBR). Gaskets shall be the full face or self centering flat ring type . Gaskets used for hydrocarbon service shall be bonded with NBR .

e . Brazing Material: Brazing material shall conform to AWS A5 .8/A5 .8M , BCuP-5.

f. Brazing Flux : Flux shall be in paste or liquid form appropriate for use with bra zing material. Flux shall be as follows: lead-free;

have a 100 percent flushable residue; contain slightly acidic reagents;

contain potassium borides; and contain fluorides .

g . Solder Material: Solder metal shall conform to ASTM B32 .

h . Solder Flux : Flux shall be liquid form, non-corrosive, and conform to

ASTM B813, Standard Test 1.

i. PTFE Tape : PTFE Tape, for use with Threaded Metal or Plastic Pipe .

j. Rubber Gaskets for Cast-Iron Soil-Pipe and Fittings (hub and spigot type and hubless type): ASTM C564.

k . Rubber Gaskets for Grooved Pipe : ASTM 02000, maximum temperature 110 degrees C 230 degrees F.

1. Flexible Elastomeric Seals: ASTM 03139, ASTM 03212 or ASTM F477.

m . Bolts and Nuts for Grooved Pipe Couplings: Heat-treated carbon steel, ASTM A183.

n . Solvent Cement for Transition Joints between ABS and PVC Nonpressure

Piping Components : ASTM 03138.

o. Plastic Solvent Cement for ABS Plastic Pipe : ASTM 02235.

p . Plastic Solvent Cement for PVC Plastic Pipe : ASTM 02564 and ASTM 02855 .

q. Not Used.

r. Flanged fittings including, but not limited to, flanges, bolts, nuts and bolt patterns shall be in accordance with ASME B16.5 class 150 and shall have the manufacturer's trademark affixed in accordance with MSS SP-25 . Flange material shall conform to ASTM A105/A105M . Blind flange material shall conform to ASTM A516/A51 6M cold service and ASTM A515/A515M for hot service . Bolts shall be high strength or intermediate strength with material conforming to ASTM A193/A193M .

s. Not Used.

SECTION 22 00 00 Page 31 t . Press fittings for Copper Pipe and Tube: Prohibited.

u . Copper tubing shall conform to ASTM BBBM ASTM BBB, Type L.

2 .2.2 Miscellaneous Materials

Miscellaneous materials shall conform to the follow:

a. Water Hammer Arrester : POI WH 201.

piston type.

[Water hammer arrester shall be

SECTION 22 00 00 Page 32 b . Copper, Sheet and Strip for Building Construction: ASTM B370.

e . Supports for Off-The-Floor Plumbing Fixtures : ASME A112 .6.1M .

f. Metallic Cleanouts : ASME A112 .36.2M .

g . Plumbing Fixture Setting Compound : A preformed flexible ring seal molded from hydrocarbon wax material. The seal material shall be nonvolatile non-asphaltic and contain germicide and provide watertight, gastight, odor-proof and vermin proof properties .

k . Gauges - Pressure and Vacuum Indicating Dial Type - Elastic Element :

ASME B40.100.

1. Thermometers: ASTM El . Mercury shall not be used in thermometers .

2 .2.3 Pipe Insulation Material

Insulation shall be as specified in Section 23 07 00 THERMAL INSULATION FOR

MECHANICAL SYSTEMS.

2 .3 PIPE HANGERS, INSERTS , AND SUPPORTS

Pipe hangers, inserts, and supports shall conform to MSS SP-5B .

2 .4 VALVES

Valves shall be provided on supplies to equipment and fixtures. Valves 2- 1/2 inches and smaller shall be bronze with threaded bodies for pipe and solder-type connections for tubing . Valves 3 inches and larger shall have flanged iron bodies and bronze trim . Pressure ratings shall be based upon the application. Grooved end valves may be provided if the manufacturer certifies that the valves meet the performance requirements of applicable MSS standard . Valves shall conform to the following standards:

Description Standard

Butterfly Valves MSS SP-67

Cast-Iron Gate Valves, Flanged and Threaded Ends

MSS SP-70

Cast-Iron swing Check Valves, Flanged and Threaded Ends

MSS SP-71

Ball Valves with Flanged Butt-Welding Ends for General Service

MSS SP-72

Ball Valves Threaded, Socket-Welding, Solder Joint, Grooved and Flared Ends

MSS SP-llO

Cast-Iron Plug Valves, Flanged and Threaded Ends

MSS SP-78

Bronze Gate, Globe, Angle, and Check Valves MSS SP-80

SECTION 22 00 00 Page 33

Steel Valves, Socket Welding and Threaded Ends

ASME Bl6.34

Cast-Iron Globe and Angle Valves, Flanged and Threaded Ends

MSS SP-85

Backwater Valves ASME All2 .14.1

Vacuum Relief Valves ANSI Z21.22/CSA 4.4

Water Pressure Reducing Valves ASSE 1003

Water Heater Drain Valves ASME BPVC SEC IV , Part HLW-810:

Requirements for Potable-Water Heaters Bottom Drain Valve

Trap Seal Primer Valves ASSE 1018

Temperature and Pressure Relief Valves for Hot Water Supply Systems

ANSI Z21.22/CSA 4.4

Temperature and Pressure Relief Valves for Automatically Fired Hot Water Boilers

ASME CSD-1

Safety Code No., Part cw, Article 5

2 .4.1 Backwater Valves

Backwater valves shall be either separate from the floor drain or a combination floor drain, P-trap, and backwater valve, as shown . Valves shall have cast-iron bodies with cleanouts large enough to permit removal of interior parts . Valves shall be of the flap type, hinged or pivoted, with revolving disks. Hinge pivots, disks, and seats shall be nonferrous metal. Disks shall be slightly open in a no-flow no-backwater condition.

Cleanouts shall extend to finished floor and be fitted with threaded countersunk plugs .

2 .4.2 Wall Faucets

Wall faucets with vacuum-breaker backflow preventer shall be brass with 20 mm 3/4 inch male inlet threads, hexagon shoulder, and 20 mm 3/4 inch hose connection . Faucet handle shall be securely attached to stem .

2 .4.3 Wall Hydrants (Frostproof)

ASSE 1019 with vacuum-breaker backflow preventer shall have a nickel-brass or nickel-bronze wall plate or flange with nozzle and detachable key handle . A brass or bronze operating rod shall be provided within a galvanized iron casing of sufficient length to extend through the wall so that the valve is inside the building, and the portion of the hydrant between the outlet and valve is self-draining . A brass or bronze valve

SECTION 22 00 00 Page 34 with coupling and union elbow having metal-to-metal seat shall be provided . Valve rod and seat washer shall be removable through the face of the hydrant . The hydrant shall have 20 mm 3/4 inch exposed hose thread on spout and 20 mm 3/4 inch male pipe thread on inlet .

2 .4.4 Omitted

2 .4.5 Omitted

2 .4.6 Relief Valves

Water heaters and hot water storage tanks shall have a combination pressure and temperature (P&T) relief valve. The pressure relief element of a P&T relief valve shall have adequate capacity to prevent excessive pressure buildup in the system when the system is operating at the maximum rate of heat input. The temperature element of a P&T relief valve shall have a relieving capacity which is at least equal to the total input of the heaters when operating at their maximum capacity . Relief valves shall be rated according to ANSI Z21.22/CSA 4.4. Relief valves for systems where the maximum rate of heat input is less than 59 kW 200,000 Btuh shall have 20 mm 3/4 inch minimum inlets, and 20 mm 3/4 inch outlets . Relief valves for systems where the maximum rate of heat input is greater than 59 kW 200,000 Btuh shall have 25 mm 1 inch minimum inlets, and 25 mm 1 inch outlets . The discharge pipe from the relief valve shall be the size of the valve outlet.

2 .4.7 Omitted

2 .5 FIXTURES

Fixtures shall be water conservation type, in accordance with ASHRAE 189.1 Section 6.3.2.1 (Plumbing fixtures and Fittings). Water closet replacements in major renovations may have a flush valve of up to 6.1 LPF

1.6 GPF to accommodate existing plumbing capacity. Fixtures for use by the physically handicapped shall be in accordance with ICC A117.1 COMM.

Vitreous China, nonabsorbent, hard-burned, and vitrified throughout the body shall be provided. Porcelain enameled ware shall have specially selected, clear white, acid-resisting enamel coating evenly applied on surfaces.

No fixture will be accepted that shows cracks, crazes, blisters, thin spots, or other flaws. Fixtures shall be equipped with appurtenances such as traps, faucets, stop valves, and drain fittings. Each fixture and piece of equipment requiring connections to the drainage system, except grease interceptors, shall be equipped with a trap. Brass expansion or toggle bolts capped with acorn nuts shall be provided for supports, and polished chromium-plated pipe, valves, and fittings shall be provided where exposed to view. Fixtures with the supply discharge below the rim shall be equipped with backflow preventers. Internal parts of flush valves and flushometer valves, shower mixing valves, shower head face plates, pop-up stoppers of lavatory waste drains, and pop-up stoppers and over flow tees and shoes of bathtub waste drains shall be copper alloy with all visible surfaces chrome plated.

2 .5.l Lavatories

Vitreous china lavatories shall be provided with two integral molded lugs on the back -underside of the fixture and drilled for bolting to the wall in a manner similar to the hanger plate. See SECTION 06 61 16, SOLID SURFACES FABRICATIONS for the countertop mounted lavatories.

SECTION 22 00 00 Page 35

2 .5.2 Omitted

2 .5.3 Flush Valve Water Closets

ASME All2 .19.2/CSA B45.l, white vitreous china, siphon jet, elongated bowl, wall and floor mounted are shown to be installed, floor or wall outlets to accommodate the type closet installed . Top of toilet seat height above floor shall be 356 to 381 mm 14 to 15 inches, except 432 to 483 mm 17 to 19 inches for wheelchair water closets. Provide wax bowl ring including plastic sleeve. Provide black solid plastic elongated open-front seat.

Water flushing volume of the water closet and flush valve combination shall not exceed l .28 gallons per flush.

Provide large diameter flush valve including angle control-stop valve, vacuum breaker, tail pieces, slip nuts, and wall plates; exposed to view components shall be chromium-plated or polished stainless steel. Flush valves shall be nonhold-open type. Mount flush valves not less than 11 inches above the fixture. Mounted height of flush valve shall not interfere with the hand rail in ADA stalls.

2 .5.4 Flush Valve Urinals

ASME All2 .19.2/CSA B45.l, white vitreous china, wall-mounted, wall outlet, rinse action, integral trap, and extended side shields. Provide urinal with the rim m 24 inches above the floor. Water flushing volume of the urinal and flush valve combination shall not exceed 0.5 gallons per flush. Provide ASME A112 .6.1M concealed chair carriers with vertical steel pipe supports. Provide large diameter flush valve including angle control-stop valve, vacuum breaker, tail pieces, slip nuts, and wall plates;

exposed to view components shall be chromium-plated or polished stainless steel. Flush valves shall be nonhold-open type. Mount flush valves not less than 11 inches above the fixture.

2 .5.5 Omitted

2 .5.6 Omitted

2 .5.7 Omitted

2 .5.8 Omitted

2 .5.9 Omitted

2 .5.10 Wall Hung Lavatories

ASME All2 .19.2/CSA B45.l, white vitreous china, straight back type, minimum dimensions of 19 inches, wide by 17 inches front to rear, with supply openings for use with top mounted center-set faucets, and openings for concealed arm carrier installation. Water flow rate shall not exceed

0.5 gpm when measured at a flowing water pressure of 60 psi. Provide ASME A112 .6.1M concealed chair carriers with vertical steel pipe supports and concealed arms for the lavatory . Mount lavatory with the front rim 34 inches above floor and with 737 mm 29 inches minimum clearance from bottom of the front rim to floor.

SECTION 22 00 00 Page 36

2 .5.11 Countertop Lavatories

See SECTION 06 61 16, SOLID SURFACES FABRICATIONS for countertops with integral lavatory bowls.

Faucets shall have a water flow rate shall not exceed 0.5 gpm when measured at a flowing water pressure of 60 psi.

2 .5.12 Omitted

2 .5.13 Omitted

2 .5.14 Drinking-Water Coolers

AHRI 1010 with more than a single thickness of metal between the potable water and the refrigerant in the heat exchanger, wall-hung, bubbler style, air-cooled condensing unit, 4.75 gph minimum capacity, stainless steel splash receptor and basin, bottle filler and stainless steel cabinet .

Bubblers shall be controlled by push levers or push bars, front mounted or side mounted near the front edge of the cabinet. Bubbler spouts shall be mounted at maximum of 36 inches above floor and at front of unit basin.

Spouts shall direct water flow at least 102 mm 4 inches above unit basin and trajectory parallel or nearly parallel to the front of unit.

2 .5.15 Wheelchair Drinking Water cooler

AHRI 1010, wall-mounted bubbler style with ASME A112 .6.1M concealed chair carrier, air-cooled condensing unit, 4.75 gph minimum capacity, stainless steel splash receptor, and all stainless steel cabinet, with 686 mm 27 inch minimum knee clearance from front bottom of unit to floor and 914 mm 36 inch maximum spout height above floor and bottle filler . Bubblers shall also be controlled by push levers, by push bars, or touch pads one on each side or one on front and both sides of the cabinet.

2 .5.16 Omitted

2 .5.17 Omitted

2 .5.18 Omitted

2 .5.19 Omitted

2 .5.20 Omitted

2 .5.21 Omitted

2 .5.22 Precast Terrazzo Mop Sinks

Terrazzo shall be made of marble chips cast in white port land cement to produce 3000 psi minimum compressive strength 7 days after casting.

Provide floor or wall outlet copper alloy body drain cast integral with terrazzo, with polished stainless steel strainers.

2 .5.23 Omitted

2 .5.24 Omitted

2 .5.25 Omitted

SECTION 22 00 00 Page 37

2 .5.26 Omitted

2 .6 OMITTED

2 .7 DRAINS

2 .7.1 Floor Drains

Floor drains shall consist of a galvanized body, integral seepage pan, and adjustable perforated or slotted chromium-plated bronze, nickel-bronze, or nickel-brass strainer, consisting of grate and threaded collar .

Floor drains shall be cast. Drains shall be of double drainage pattern for embedding in the floor construction. The seepage pan shall have weep holes or channels for drainage to the drainpipe . The strainer shall be adjustable to floor thickness. A clamping device for attaching flashing or waterproofing membrane to the seepage pan without damaging the flashing or waterproofing membrane shall be provided when required. Drains shall be provided with threaded connection . Between the drain outlet and waste pipe, a neoprene rubber gasket conforming to ASTM C564 may be installed, provided that the drain is specifically designed for the rubber gasket compression type joint . Floor drains shall conform to ASME A112.6.3. Provide drain with trap primer connection, trap primer, and connection piping . Primer shall meet ASSE 1018.

2 .7.2 Omitted

2 .7.3 Omitted

2 .7.4 Omitted

2 .7.5 Boiler Room Drains

Boiler room drains shall have combined drain and trap, hinged grate, removable bucket, and threaded brass cleanout with brass backwater valve.

The removable galvanized cast-iron sediment bucket shall have rounded corners to eliminate fouling and shall be equipped with hand grips. Drain shall have a minimum water seal of 4 inches. The grate area shall be not less than 0.065 square meters 100 square inches.

2 .7.6 Omitted

2 .7.7 Omitted

2 .7.8 Omitted

2 .7.9 Omitted

2 .8 OMITTED

2 .9 TRAPS

Unless otherwise specified, traps shall be copper-alloy adjustable tube type with slip joint inlet and swivel.

Traps shall be without a cleanout. Tubes shall be copper alloy with walls not less than 0.032 inch thick within commercial tolerances, except on the outside of bends where the thickness may be reduced slightly in manufacture by usual commercial methods. Inlets shall have rubber washer and copper alloy nuts for slip joints above the discharge level.

Swivel joints shall be below the discharge level and shall be of metal-to-metal or metal-to-plastic type as required for the application. Nuts

SECTION 22 00 00 Page 38 shall have flats for wrench grip. Outlets shall have internal pipe thread, except that when required for the application, the outlets shall have sockets for solder-joint connections. The depth of the water seal shall be not less than 2 inches. The interior diameter shall be not more than 3.2 mm 1/8 inch over or under the nominal size, and interior surfaces shall be reasonably smooth throughout. A copper alloy "P" trap assembly consisting of an adjustable "P" trap and threaded trap wall nipple with cast brass wall flange shall be provided for lavatories.

The assembly shall be a standard manufactured unit and may have a rubber-gasket swivel joint.

2 .10 OMITTED

2 .11 WATER HEATERS

Water heater types and capacities shall be as indicated . Each water heater shall have replaceable anodes. Each primary water heater shall have controls with an adjustable range that includes 32 to 71 degrees C 90 to 160 degrees F. Each gas-fired water heater shall have controls with an adjustable range that includes 120 to 180 degrees F. Hot water systems utilizing recirculation systems shall be tied into building off-hour controls. The thermal efficiencies and standby heat losses shall conform to TABLE III for each type of water heater specified. A factory pre-charged expansion tank shall be installed on the cold water supply to each water heater . Expansion tanks shall be specifically designed for use on potable water systems and shall be rated for 200 degrees F water temperature and 150 psi working pressure . The expansion tank size and acceptance volume shall be 2.

2 .11.1 Omitted

2 .11.2 Instantaneous Water Heater

Heater shall be crossflow design with service water in the coil and hot water in the shell. An integral internal controller shall be provided, anticipating a change in demand so that the final temperature can be maintained under all normal load conditions when used in conjunction with pilot-operated temperature control system . Normal load conditions shall be as specified by the manufacturer for the heater. Unit shall be manufactured in accordance with ASME BPVC SEC VIII Dl, and shall be certified for 150 psi working reassure in the shell and 150 psi working pressure in the coils. Shell shall be carbon steel with copper lining.

Heads shall be bronze or carbon steel plate with copper lining. Coils shall be copper or copper-nickel. Shell shall have metal sheathed fiberglass insulation, combination pressure and temperature relief valve, and thermometer. Insulation shall be as specified in Section 23 07 00

THERMAL INSULATION FOR MECHANICAL SYSTEMS.

2 .11.3 Omitted

2 .11.4 Omitted

2 .12 OMITTED

2 .13 PUMPS

2 .13.l Omitted

SECTION 22 00 00 Page 39

2 .13.2 Circulating Pumps

Domestic hot water circulating pumps shall be electrically driven, single-stage, centrifugal, with mechanical seals, suitable for the intended service. Pump and motor shall be [supported by the piping on which it is installed. The shaft shall be one-piece, heat-treated, corrosion-resisting steel with impeller and smooth-surfaced housing of bronze.

Motor shall be totally enclosed, fan-cooled and shall have sufficient wattage horsepower for the service required. Each pump motor shall be equipped with an across-the-line magnetic controller in a NEMA 250, Type l enclosure with "START-STOP" switch in cover.

Integral size motors shall be premium efficiency type in accordance with NEMA MG 1. Pump motors smaller than l hp Fractional horsepower pump motors shall have integral thermal overload protection in accordance with Section 26 20 00 INTERIOR DISTRIBUTION SYSTEM. Guards shall shield exposed moving parts.

SECTION 22 00 00 Page 40

2 .14 OMITTED

2 .15 OMITTED

2 .16 OMITTED

2.17 OMITTED

2 .18 ELECTRICAL WORK

Provide electrical motor driven equipment specified complete with motors, motor starters, and controls as specified herein and in Section 26 20 00 INTERIOR DISTRIBUTION SYSTEM. Provide internal wiring for components of packaged equipment as an integral part of the equipment.