Attachment 12 - NC ANG SF_Addendum01_07-01-2026.pdf

New Security Forces Building Addendum 01 Page 1 of 3

NC ANG Security Forces Building Charolotte, NC

July 01, 2026

Addendum 01

VIA ELECTRONIC TRANSMISSION

TO THE DRAWINGS AND SPECIFICATIONS FOR:

for

North Caroline Air Nation Guard 124th fighter wing

Charlotte, NC

This Addendum supplements and amends the original Plans and Specifications and shall be taken into account in preparing proposals and shall become a part of the contract documents.

1.0 PROJECT MANUAL REVISIONS

1. Specification 22 00 00 PLUMBING, GENERAL PURPOSE

a. Added PVC as an acceptable pipe material for underground non-pressure piping.

2. Specification 261219 PAD MOUNTED TRANSFORMERS

a. Added

3. Specification 263623 AUTOMATIC TRANSFER SWITCHES AND BY-PASS/ISOLATION.

a. Added

4. Specifications 33 82 00 TELECOMMUNICATIONS OUTSIDE PLANT (OSP)

a. Added

2.0 DRAWINGS REVISIONS

1. Drawing G001 ABBREVIATIONS, LEGENDS, & SHEET INDEX

a. Added Sheet E002

b. Added Sheet E003

2. Drawing C001 DEMOLITION PLAN

a. Added temporary construction perimeter fence

b. Updated Underground electrical removals

3. Drawing C201 UTILITY PLAN

a. Updated underground electrical

b. Updated underground telecommunications

4. Drawing S102 STRUCTURAL SECOND FLOOR FRAMING PLAN

a. Removed reference to OLI#2 near section mark

5. Drawing S303 STRUCTURAL DETAILS

a. Added labels to Section 3 clarifying which portions apply to the base bid versus OLI#2

6. Drawing E100 ELECTRICAL SITE PLAN

a. Removed

7. Drawing A680 DOOR SCHEDULE

Addendum 01 Page 2 of 3

a. Removed fire rating from door 208

8. Drawing E002 ELECTRICAL SITE DEMOLITION PLAN

a. Added

9. Drawing E003 ELECTRICAL SITE NEW WORK PLAN

a. Added

10. Drawing E101 POWER PLAN - LEVEL 1

a. Showed branch circuits for control panels in Mech Room 107; Re-arranged Electrical Room 105, called for transformers to be mounted on the wall above their panelboards, moved the Main Service Circuit Breaker, Meter and ATS into the Electrical Room.

11. Drawing E102 POWER PLAN – LEVEL 2

a. Showed a disconnect and dedicated circuit for the Elevator Cab lighting, in the

Print/Copy/Elev Eq Rm.

12. Drawing E201 LIGHTING PLAN – LEVEL 1

a. updated lighting controls to use a symbol in the legend, and show life safety luminaires with hatching. Deleted downlights that are above lockers. Added occupancy sensors for better coverage. Added move exterior lighting at the north stairs.

13. Drawing E202 LIGHTING PLAN – LEVEL 2

a. updated lighting controls to use a symbol in the legend, and show life safety luminaires with hatching. Deleted downlights that are above lockers. Added occupancy sensors for better coverage. Added move exterior lighting at the north stairs.

14. Drawing E501 ELECTRICAL DETAILS

a. update the Concrete Encased Ductbank detail for the Medium Voltage Feeder, removed the Meter Socket detail, added ductbank detail for the Service Transformer Secondaries and Generator to the Building.

15. Drawing E601 ELECTRICAL ONE-LINE DIAGRAM

a. Remove utility meter and CT cabinet, call for metering at the Main Service Circuit Breaker, added conduits for Medium Voltage feeder from Building #1 transformer, primary loop connections. Show conduits ATS to Generator control wiring, and Battery Charger feed.

Changed the Distribution Panel Schedule EM1 to a 100 amp Main Circuit Breaker and 100 amp buss.

16. Drawing E701 ELECTRICAL SCHEDULES

a. added luminaire types R1E, T2E and W1E to luminaire schedule, all with integral emergency battery packs.

17. Drawing E702 ELECTRICAL PANEL SCHEDULES

a. Panelboard RP1 changed circuit breaker for RP2 to 60 amp. Added 3 pole 60 amp circuit breaker for Generator Block Heater. Panelboard LP1 to a 100 amp Main Circuit Breaker and 100 amp buss.

18. Drawing T001

a. Notes and annotations were added for cameras, access control and public address system.

19. Drawing T101

a. Changes to OSP conduit notes.

b. Added annotations for cameras, PA and access control systems.

20. Drawing T102

a. Added annotations for cameras, PA and access control systems.

21. Drawing T200

a. Sheet was added to show OSP ductbank routing.

22. Drawing T201

a. Sheet was altered to show OSP ductbank routing.

23. Drawing T202

a. Sheet was added to show OSP ductbank routing.

24. Drawing T203

a. Sheet was added to show existing ductbank routing.

25. Drawing T301

a. Sheet was altered to show changed TR layout and rack layout.

26. Drawing T503

a. Sheet was added to show telecom site details.

Addendum 01 Page 3 of 3

27. Drawing T601

a. Service provider note was removed.

28. Drawing T602

a. Sheet was added to show proposed OSP routing.

Attachments

1. Specification 22 00 00 PLUMBING, GENERAL PURPOSE

2. Specification 261219 PAD MOUNTED TRANSFORMERS

3. Specification 263623 AUTOMATIC TRANSFER SWITCHES AND BY-PASS/ISOLATION.

4. Specifications 33 82 00 TELECOMMUNICATIONS OUTSIDE PLANT (OSP)

5. Drawing G001 ABBREVIATIONS, LEGENDS, & SHEET INDEX

6. Drawing C001 DEMOLITION PLAN

7. Drawing C201 UTILITY PLAN

8. Drawing S102 STRUCTURAL SECOND FLOOR FRAMING PLAN

9. Drawing S303 STRUCTURAL DETAILS

10. Drawing A680 DOOR SCHEDULE

11. Drawing E100 ELECTRICAL SITE PLAN

12. Drawing E002 ELECTRICAL SITE DEMOLITION PLAN

13. Drawing E003 ELECTRICAL SITE NEW WORK PLAN

14. Drawing E101 POWER PLAN - LEVEL 1

15. Drawing E102 POWER PLAN – LEVEL 2

16. Drawing E201 LIGHTING PLAN – LEVEL 1

17. Drawing E202 LIGHTING PLAN – LEVEL 2

18. Drawing E501 ELECTRICAL DETAILS

19. Drawing E601 ELECTRICAL ONE-LINE DIAGRAM

20. Drawing E701 ELECTRICAL SCHEDULES

21. Drawing E702 ELECTRICAL PANEL SCHEDULES

22. Drawing T001

23. Drawing T101

24. Drawing T102

25. Drawing T200

26. Drawing T201

27. Drawing T202

28. Drawing T203

29. Drawing T301

30. Drawing T503

31. Drawing T601

32. Drawing T602

END OF ADDENDUM 01

Charlotte Air National Guard Base Project No.: FJRP229030 Construct Security Forces Building

SECTION TABLE OF CONTENTS

DIVISION 22 - PLUMBING

SECTION 22 00 00

PLUMBING, GENERAL PURPOSE

11/15, CHG 4: 05/21

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 STANDARD PRODUCTS

1.3.1 Alternative Qualifications

1.3.2 Service Support

1.3.3 Manufacturer's Nameplate

1.3.4 Modification of References

1.3.4.1 Definitions

1.3.4.2 Administrative Interpretations

1.4 DELIVERY, STORAGE, AND HANDLING

1.5 PERFORMANCE REQUIREMENTS

1.5.1 Welding

1.6 REGULATORY REQUIREMENTS

1.7 PROJECT/SITE CONDITIONS

1.8 INSTRUCTION TO GOVERNMENT PERSONNEL

1.9 ACCESSIBILITY OF EQUIPMENT

PART 2 PRODUCTS

2.1 MATERIALS

2.1.1 Pipe Joint Materials

2.1.2 Miscellaneous Materials

2.1.3 Pipe Insulation Material

2.2 PIPE HANGERS, INSERTS, AND SUPPORTS

2.3 VALVES

2.3.1 Backwater Valves

2.3.2 Wall Faucets

2.3.3 Wall Hydrants (Frostproof)

2.3.4 Relief Valves

2.3.5 Thermostatic Mixing Valves

2.4 FIXTURES

2.5 BACKFLOW PREVENTERS

2.6 DRAINS

2.6.1 Floor and Shower Drains

2.6.1.1 Metallic Shower Pan Drains

2.6.1.2 Drains and Backwater Valves

2.6.2 Floor Sinks

2.6.3 Roof Drains and Expansion Joints

2.7 TRAPS

2.8 WATER HEATERS

2.9 PUMPS

2.9.1 Sump Pumps

2.9.2 Circulating Pumps

2.9.3 Flexible Connectors

SECTION 22 00 00 Page 1

2.10 DOMESTIC WATER SERVICE METER

2.11 ELECTRICAL WORK

2.12 Clean-outs

2.13 MISCELLANEOUS PIPING ITEMS

2.13.1 Escutcheon Plates

2.13.2 Pipe Sleeves

2.13.2.1 Sleeves in Masonry and Concrete

2.13.2.2 Sleeves Not in Masonry and Concrete

2.13.3 Pipe Hangers (Supports)

2.13.4 Nameplates

PART 3 EXECUTION

3.1 GENERAL INSTALLATION REQUIREMENTS

3.1.1 Water Pipe, Fittings, and Connections

3.1.1.1 Utilities

3.1.1.2 Cutting and Repairing

3.1.1.3 Protection of Fixtures, Materials, and Equipment

3.1.1.4 Mains, Branches, and Runouts

3.1.1.5 Pipe Drains

3.1.1.6 Expansion and Contraction of Piping

3.1.1.7 Thrust Restraint

3.1.1.8 Commercial-Type Water Hammer Arresters

3.1.2 Joints

3.1.2.1 Threaded

3.1.2.2 Mechanical Couplings

3.1.2.3 Unions and Flanges

3.1.2.4 Grooved Mechanical Joints

3.1.2.5 Cast Iron Soil, Waste and Vent Pipe

3.1.2.6 Copper Tube and Pipe

3.1.2.7 Plastic Pipe

3.1.2.8 Glass Pipe

3.1.2.9 Corrosive Waste Plastic Pipe

3.1.2.10 Polypropylene Pipe

3.1.2.11 Other Joint Methods

3.1.3 Dissimilar Pipe Materials

3.1.4 Corrosion Protection for Buried Pipe and Fittings

3.1.5 Pipe Sleeves and Flashing

3.1.5.1 Sleeve Requirements

3.1.5.2 Flashing Requirements

3.1.5.3 Waterproofing

3.1.5.4 Optional Counterflashing

3.1.5.5 Pipe Penetrations of Slab on Grade Floors

3.1.5.6 Pipe Penetrations

3.1.6 Fire Seal

3.1.7 Supports

3.1.7.1 General

3.1.7.2 Pipe Supports and Structural Bracing, Seismic Requirements

3.1.7.3 Pipe Hangers, Inserts, and Supports

3.1.7.4 Structural Attachments

3.1.8 Welded Installation

3.1.9 Pipe Cleanouts

3.2 WATER HEATERS AND HOT WATER STORAGE TANKS

3.2.1 Relief Valves

3.2.2 Heat Traps

3.2.3 Connections to Water Heaters

3.2.4 Expansion Tank

3.3 FIXTURES AND FIXTURE TRIMMINGS

3.3.1 Fixture Connections

SECTION 22 00 00 Page 2

3.3.2 Flushometer Valves

3.3.3 Height of Fixture Rims Above Floor

3.3.4 Shower Bath Outfits

3.3.5 Fixture Supports

3.3.5.1 Support for Solid Masonry Construction

3.3.5.2 Support for Concrete-Masonry Wall Construction

3.3.5.3 Support for Steel Stud Frame Partitions

3.3.5.4 Support for Wood Stud Construction

3.3.5.5 Wall-Mounted Water Closet Gaskets

3.3.6 Backflow Prevention Devices

3.3.7 Access Panels

3.3.8 Sight Drains

3.3.9 Traps

3.3.10 Shower Pans

3.3.10.1 General

3.3.10.2 Metal Shower Pans

3.3.10.3 Plasticized Chlorinated Polyethylene Shower Pans

3.3.10.4 Nonplasticized Polyvinyl Chloride (PVC) Shower Pans

3.4 VIBRATION-ABSORBING FEATURES

3.5 WATER METER REMOTE READOUT REGISTER

3.6 IDENTIFICATION SYSTEMS

3.6.1 Identification Tags

3.6.2 Pipe Color Code Marking

3.6.3 Color Coding Scheme for Locating Hidden Utility Components

3.7 ESCUTCHEONS

3.8 PAINTING

3.8.1 Painting of New Equipment

3.8.1.1 Factory Painting Systems

3.8.1.2 Shop Painting Systems for Metal Surfaces

3.9 TESTS, FLUSHING AND DISINFECTION

3.9.1 Plumbing System

3.9.1.1 Test of Backflow Prevention Assemblies

3.9.1.2 Shower Pans

3.9.2 Defective Work

3.9.3 System Flushing

3.9.3.1 During Flushing

3.9.3.2 After Flushing

3.9.4 Operational Test

3.9.5 Disinfection

3.10 POSTED INSTRUCTIONS

3.11 PERFORMANCE OF WATER HEATING EQUIPMENT

3.11.1 Storage Water Heaters

3.11.1.1 Electric

3.12 TABLES

-- End of Section Table of Contents --

SECTION 22 00 00 Page 3

SECTION 22 00 00

PLUMBING, GENERAL PURPOSE

11/15, CHG 4: 05/21

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.

AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

ANSI Z21.22/CSA 4.4 (2015; R 2020) Relief Valves for Hot Water Supply Systems

AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME)

ASME A112.1.2 (2012; R 2017; R 2022) Air Gaps in Plumbing Systems (For Plumbing Fixtures and Water-Connected Receptors)

ASME A112.6.1M (1997; R 2017) Floor Affixed Supports for Off-the-Floor Plumbing Fixtures for Public Use

ASME A112.6.3 (2019) Standard for Floor and Trench Drains

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

ASME A112.14.1 (2003; R 2017; R 2022) Backwater Valves

ASME A112.36.2M (1991; R 2017) Cleanouts

ASME B1.20.1 (2013; R 2018) Pipe Threads, General Purpose (Inch)

ASME B16.3 (2021) Malleable Iron Threaded Fittings, Classes 150 and 300

ASME B16.5 (2020) Pipe Flanges and Flanged Fittings NPS 1/2 Through NPS 24 Metric/Inch Standard

ASME B16.15 (2018) Cast Copper Alloy Threaded Fittings Classes 125 and 250

ASME B16.18 (2021) Cast Copper Alloy Solder Joint Pressure Fittings

ASME B16.21 (2021) Nonmetallic Flat Gaskets for Pipe Flanges

ASME B16.22 (2021) Wrought Copper and Copper Alloy Solder Joint Pressure Fittings

SECTION 22 00 00 Page 4

ASME B16.23 (2021) Cast Copper Alloy Solder Joint Drainage Fittings - DWV

ASME B16.24 (2022) Cast Copper Alloy Pipe Flanges, Flanged Fittings, and Valves Classes 150, 300, 600, 900, 1500, and 2500

ASME B16.29 (2017) Wrought Copper and Wrought Copper Alloy Solder-Joint Drainage Fittings - DWV

ASME B16.34 (2021) Valves - Flanged, Threaded and Welding End

ASME B16.39 (2020) Standard for Malleable Iron Threaded Pipe Unions; Classes 150, 250, and 300

ASME B16.50 (2021) Wrought Copper and Copper Alloy Braze-Joint Pressure Fittings

ASME B16.51 (2013) Copper and Copper Alloy Press-Connect Pressure Fittings

ASME B31.1 (2020) Power Piping

ASME B31.5 (2020) Refrigeration Piping and Heat Transfer Components

ASME B40.100 (2013) Pressure Gauges and Gauge Attachments

ASME BPVC SEC IV (2017) BPVC Section IV-Rules for Construction of Heating Boilers

ASME BPVC SEC IX (2017; Errata 2018) BPVC Section IX-Welding, Brazing and Fusing Qualifications

ASME CSD-1 (2021) Control and Safety Devices for Automatically Fired Boilers

AMERICAN SOCIETY OF SANITARY ENGINEERING (ASSE)

ASSE 1001 (2021) Performance Requirements for Atmospheric Type Vacuum Breakers

ASSE 1003 (2020) Performance Requirements for Water Pressure Reducing Valves for Domestic Water Distribution Systems - (ANSI approved 2010)

ASSE 1010 (2021) Performance Requirements for Water Hammer Arresters

ASSE 1011 (2017) Performance Requirements for Hose Connection Vacuum Breakers

ASSE 1012 (2021) Performance Requirements for

SECTION 22 00 00 Page 5

Backflow Preventer with an Intermediate Atmospheric Vent

ASSE 1013 (2021) Performance Requirements for Reduced Pressure Principle Backflow Prevention Assemblies

ASSE 1018 (2001; R 2021) Performance Requirements for Trap Seal Primer Valves - Potable Water Supplied (ANSI Approved 2002

ASSE 1019 (2011; R 2016) Performance Requirements for Wall Hydrant with Backflow Protection and Freeze Resistance

ASSE 1020 (2020) Performance Requirements for Pressure Vacuum Breaker Assemblies

AMERICAN WATER WORKS ASSOCIATION (AWWA)

AWWA B300 (2018) Hypochlorites

AWWA B301 (2018) Liquid Chlorine

AWWA C203 (2020) Coal-Tar Protective Coatings and Linings for Steel Water Pipelines - Enamel and Tape - Hot-Applied

AWWA C606 (2015) Grooved and Shouldered Joints

AWWA C651 (2014) Standard for Disinfecting Water Mains

AWWA C652 (2019) Disinfection of Water-Storage Facilities

AWWA C700 (2020) Cold-Water Meters - Displacement Type, Metal Alloy Main Case

AWWA C701 (2019) Cold-Water Meters - Turbine Type for Customer Service

AMERICAN WELDING SOCIETY (AWS)

AWS A5.8/A5.8M (2019) Specification for Filler Metals for Brazing and Braze Welding

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

ASTM INTERNATIONAL (ASTM)

ASTM A47/A47M (1999; R 2018; E 2018) Standard Specification for Ferritic Malleable Iron Castings

ASTM A53/A53M (2022) Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

SECTION 22 00 00 Page 6

ASTM A74 (2021) Standard Specification for Cast Iron Soil Pipe and Fittings

ASTM A105/A105M (2021) Standard Specification for Carbon Steel Forgings for Piping Applications

ASTM A183 (2014; R 2020) Standard Specification for Carbon Steel Track Bolts and Nuts

ASTM A193/A193M (2020) Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service and Other Special Purpose Applications

ASTM A515/A515M (2017) Standard Specification for Pressure Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature Service

ASTM A516/A516M (2017) Standard Specification for Pressure Vessel Plates, Carbon Steel, for Moderate-and Lower-Temperature Service

ASTM A536 (1984; R 2019; E 2019) Standard Specification for Ductile Iron Castings

ASTM A733 (2016) Standard Specification for Welded and Seamless Carbon Steel and Austenitic Stainless Steel Pipe Nipples

ASTM A888 (2021a) Standard Specification for Hubless Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain, Waste, and Vent Piping Applications

ASTM B32 (2020) Standard Specification for Solder Metal

ASTM B42 (2020) Standard Specification for Seamless Copper Pipe, Standard Sizes

ASTM B43 (2020) Standard Specification for Seamless Red Brass Pipe, Standard Sizes

ASTM B88 (2020) Standard Specification for Seamless Copper Water Tube

ASTM B88M (2020) Standard Specification for Seamless Copper Water Tube (Metric)

ASTM B117 (2019) Standard Practice for Operating Salt Spray (Fog) Apparatus

ASTM B306 (2020) Standard Specification for Copper Drainage Tube (DWV)

ASTM B370 (2022) Standard Specification for Copper Sheet and Strip for Building Construction

SECTION 22 00 00 Page 7

ASTM B584 (2014; R 2022) Standard Specification for Copper Alloy Sand Castings for General Applications

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 C564 (2020a) Standard Specification for Rubber Gaskets for Cast Iron Soil Pipe and Fittings

ASTM C920 (2018) Standard Specification for Elastomeric Joint Sealants

ASTM D1248 (2016) Standard Specification for Polyethylene Plastics Extrusion Materials for Wire and Cable

ASTM D2000 (2018) Standard Classification System for Rubber Products in Automotive Applications

ASTM D2657 (2007; R 2015) Heat Fusion Joining Polyolefin Pipe and Fittings

ASTM D2665 (2014) Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Drain, Waste, and Vent Pipe and Fittings

ASTM D2822/D2822M (2005; R 2011; E 2011) Standard Specification for Asphalt Roof Cement, Asbestos-Containing

ASTM D2846/D2846M (2019) Standard Specification for Chlorinated Poly(Vinyl Chloride) (CPVC) Plastic Hot- and Cold-Water Distribution Systems

ASTM D3138 (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

ASTM D3139 (2019) Joints for Plastic Pressure Pipes Using Flexible Elastomeric Seals

ASTM D3212 (2020) Standard Specification for Joints for Drain and Sewer Plastic Pipes Using Flexible Elastomeric Seals

ASTM D3311 (2017) Standard Specification for Drain, Waste, and Vent (DWV) Plastic Fittings Patterns

SECTION 22 00 00 Page 8

ASTM E1 (2014) Standard Specification for ASTM Liquid-in-Glass Thermometers

ASTM F437 (2021) Standard Specification for Threaded Chlorinated Poly(Vinyl Chloride) (CPVC) Plastic Pipe Fittings, Schedule 80

ASTM F438 (2017) Standard Specification for Socket-Type Chlorinated Poly(Vinyl Chloride) (CPVC) Plastic Pipe Fittings, Schedule 40

ASTM F439 (2019) Standard Specification for Chlorinated Poly(Vinyl Chloride) (CPVC) Plastic Pipe Fittings, Schedule 80

ASTM F441/F441M (2020) Standard Specification for Chlorinated Poly(Vinyl Chloride) (CPVC) Plastic Pipe, Schedules 40 and 80

ASTM F442/F442M (2020) Standard Specification for Chlorinated Poly(Vinyl Chloride) (CPVC) Plastic Pipe (SDR-PR)

ASTM F477 (2014; R 2021) Standard Specification for Elastomeric Seals (Gaskets) for Joining Plastic Pipe

ASTM F493 (2020) Standard Specification for Solvent Cements for Chlorinated Poly (Vinyl Chloride) (CPVC) Plastic Pipe and Fittings

ASTM F891 (2016) Standard Specification for Coextruded Poly (Vinyl Chloride) (PVC) Plastic Pipe with a Cellular Core

ASTM F1290 (2019) Standard Practice for Electrofusion Joining Polyolefin Pipe and Fittings

ASTM F1760 (2016; R 2020) Standard Specification for Coextruded Poly(Vinyl Chloride) (PVC) Non-Pressure Plastic Pipe Having Reprocessed-Recycled Content

ASTM F2389 (2021) Standard Specification for Pressure-rated Polypropylene (PP) Piping Systems

CAST IRON SOIL PIPE INSTITUTE (CISPI)

CISPI 301 (2018) Hubless Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain, Waste, and Vent Piping Applications

CISPI 310 (2012) Coupling for Use in Connection with Hubless Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain, Waste, and Vent Piping Applications

SECTION 22 00 00 Page 9

COPPER DEVELOPMENT ASSOCIATION (CDA)

CDA A4015 (2016; 14/17) Copper Tube Handbook

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

INTERNATIONAL CODE COUNCIL (ICC)

ICC A117.1 (2017) Standard And Commentary Accessible and Usable Buildings and Facilities

ICC IPC (2021) International Plumbing Code

MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS

INDUSTRY (MSS)

MSS SP-25 (2018) Standard Marking System for Valves, Fittings, Flanges and Unions

MSS SP-44 (2019) Steel Pipeline Flanges

MSS SP-58 (2018) Pipe Hangers and Supports - Materials, Design and Manufacture, Selection, Application, and Installation

MSS SP-67 (2022) Butterfly Valves

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

MSS SP-71 (2018) 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 (2019) 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

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

SECTION 22 00 00 Page 10

NACE INTERNATIONAL (NACE)

NACE SP0169 (2013) Control of External Corrosion on Underground or Submerged Metallic Piping Systems

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

NEMA 250 (2020) Enclosures for Electrical Equipment (1000 Volts Maximum)

NEMA MG 1 (2021) 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 90A (2021) Standard for the Installation of Air Conditioning and Ventilating Systems

NSF INTERNATIONAL (NSF)

NSF 372 (2016) Drinking Water System Components - Lead Content

NSF/ANSI 14 (2021) Plastics Piping System Components and Related Materials

NSF/ANSI 61 (2022) Drinking Water System Components - Health Effects

PLASTIC PIPE AND FITTINGS ASSOCIATION (PPFA)

PPFA Fire Man (2016) Firestopping: Plastic Pipe in Fire Resistive Construction

PLUMBING AND DRAINAGE INSTITUTE (PDI)

PDI WH 201 (2010) Water Hammer Arresters Standard

SOCIETY OF AUTOMOTIVE ENGINEERS INTERNATIONAL (SAE)

SAE J1508 (2009) Hose Clamp Specifications

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)

40 CFR 141.80 National Primary Drinking Water Regulations; Control of Lead and Copper;

General Requirements

SECTION 22 00 00 Page 11

1.2 SUBMITTALS

Government approval is required for submittals with a "G" or "S" classification. Submittals not having a "G" or "S" classification are for information only. When used, a code following the "G" classification identifies the office that will review the submittal for the Government.

Submit the following in accordance with Section 01 33 00 SUBMITTAL

PROCEDURES:

SD-03 Product Data

Backflow Prevention Assemblies

Fixtures

List of installed fixtures with manufacturer, model, and flow rate.

Water Heaters

Pumps

Welding

A copy of qualified procedures and a list of names and identification symbols of qualified welders and welding operators.

Vibration-Absorbing Features

Details of vibration-absorbing features, including arrangement, foundation plan, dimensions and specifications.

Plumbing System

Diagrams, instructions, and other sheets proposed for posting.

Manufacturer's recommendations for the installation of bell and spigot and hubless joints for cast iron soil pipe.

SD-06 Test Reports

Tests, Flushing and Disinfection

Test reports in booklet form showing all field tests performed to adjust each component and all field tests performed 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 Backflow Prevention Assemblies .

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 performing as intended. The Contractor shall provide written documentation of the tests performed and signed by the individual performing the tests.

SECTION 22 00 00 Page 12

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

Submit in accordance with Section 01 78 23 OPERATION AND

MAINTENANCE DATA.

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 advertisements, manufacturers' catalogs, or brochures during the 2 year period.

1.3.1 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

SECTION 22 00 00 Page 13 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.

1.3.4.1 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 before and during installation in accordance with the manufacturer's recommendations, and as approved by the Contracting Officer. Replace damaged or defective items.

1.5 PERFORMANCE REQUIREMENTS

1.5.1 Welding

Piping shall be welded in accordance with qualified procedures using performance-qualified welders and welding operators. Procedures and welders shall be qualified in accordance with ASME BPVC SEC IX . Welding procedures qualified by others, and welders and welding operators qualified by another employer, may be accepted as permitted by ASME B31.1 .

The Contracting Officer shall be notified 24 hours in advance of tests, and the tests shall be performed at the work site if practicable. Welders or welding operators shall apply their assigned symbols near each weld they make as a permanent record.

1.6 REGULATORY REQUIREMENTS

Unless otherwise required herein, plumbing work shall be in accordance with ICC IPC .

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.

SECTION 22 00 00 Page 14

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 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 B1.20.1 . 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.

SECTION 22 00 00 Page 15

2.1.1 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: for hub and spigot type ASTM A74, AWWA C606. For hubless type: CISPI 310

b. Coupling for Steel Pipe: AWWA C606.

c. Couplings for Grooved Pipe: Ductile Iron ASTM A536 (Grade 65-45-12) ..

d. Flange Gaskets: Gaskets shall be made of non-asbestos material in accordance with ASME B16.21 . 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 brazing 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 D2000, maximum temperature 230 degrees F .

l. Flexible Elastomeric Seals: ASTM D3139, ASTM D3212 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 D3138.

o. Plastic Solvent Cement for CPVC Plastic Pipe: ASTM F493.

p. 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/A516M cold service and

SECTION 22 00 00 Page 16

ASTM A515/A515M for hot service. Bolts shall be high strength or intermediate strength with material conforming to ASTM A193/A193M .

q. Press fittings for Copper Pipe and Tube: Copper press fittings shall conform to the material and sizing requirements of ASME B16.51 and performance criteria of IAPMO PS 117 . Sealing elements for copper press fittings shall be EPDM, FKM or HNBR. Sealing elements shall be factory installed or an alternative supplied fitting manufacturer.

Sealing element shall be selected based on manufacturer's approved application guidelines.

r . Copper tubing shall conform to ASTM B88, Type K, L or M.

2.1.2 Miscellaneous Materials

Miscellaneous materials shall conform to the following:

a. Water Hammer Arrester: PDI WH 201 . Water hammer arrester shall be bellows type.

b. Copper, Sheet and Strip for Building Construction: ASTM B370.

c. Asphalt Roof Cement: ASTM D2822/D2822M .

d. Hose Clamps: SAE J1508 .

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 nonasphaltic and contain germicide and provide watertight, gastight, odorproof and verminproof properties.

h. Coal-Tar Protective Coatings and Linings for Steel Water Pipelines:

AWWA C203.

i. Hypochlorites: AWWA B300.

j. Liquid Chlorine: AWWA B301.

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

ASME B40.100 .

l. Thermometers: ASTM E1. Mercury shall not be used in thermometers.

2.1.3 Pipe Insulation Material

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

FOR MECHANICAL SYSTEMS.

2.2 PIPE HANGERS, INSERTS, AND SUPPORTS

Pipe hangers, inserts, and supports shall conform to MSS SP-58 .

2.3 VALVES

Valves shall be provided on supplies to equipment and fixtures. Valves

SECTION 22 00 00 Page 17

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-110

Cast-Iron Plug Valves, Flanged and Threaded Ends

MSS SP-78

Bronze Gate, Globe, Angle, and Check Valves

MSS SP-80

Steel Valves, Socket Welding and Threaded Ends

ASME B16.34

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

MSS SP-85

Backwater Valves ASME A112.14.1

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

SECTION 22 00 00 Page 18

Temperature and Pressure Relief Valves for Automatically Fired Hot Water Boilers

ASME CSD-1

Safety Code No., Part CW, Article 5

2.3.1 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.

2.3.2 Wall Faucets

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

2.3.3 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 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 3/4 inch exposed hose thread on spout and 3/4 inch male pipe thread on inlet.

2.3.4 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 200,000 Btuh shall have 3/4 inch minimum inlets, and 3/4 inch outlets. Relief valves for systems where the maximum rate of heat input is greater than 200,000 Btuh shall have 1 inch minimum inlets, and 1 inch outlets. The discharge pipe from the relief valve shall be the size of the valve outlet.

2.3.5 Thermostatic Mixing Valves

Provide thermostatic mixing valve for lavatory faucets. Mixing valves, SECTION 22 00 00 Page 19 thermostatic type, pressure-balanced or combination thermostatic and pressure-balanced shall be line size and shall be constructed with rough or finish bodies either with or without plating. Each valve shall be constructed to control the mixing of hot and cold water and to deliver water at a desired temperature regardless of pressure or input temperature changes. The control element shall be of an approved type. The body shall be of heavy cast bronze, and interior parts shall be brass, bronze, corrosion-resisting steel or copper. The valve shall be equipped with necessary stops, check valves, unions, and sediment strainers on the inlets. Mixing valves shall maintain water temperature within 5 degrees F of any setting.

2.4 FIXTURES

Refer to Drawings for Plumbing Fixture Schedule.

2.5 BACKFLOW PREVENTERS

Backflow prevention devices must be approved by the State or local regulatory agencies. If there is no State or local regulatory agency requirements, the backflow prevention devices must be listed by the Foundation for Cross-Connection Control & Hydraulic Research, or any other approved testing laboratory having equivalent capabilities for both laboratory and field evaluation of backflow prevention devices and assemblies.

Reduced pressure principle assemblies, double check valve assemblies, atmospheric (nonpressure) type vacuum breakers, and pressure type vacuum breakers shall be meet the above requirements.

Backflow preventers with intermediate atmospheric vent shall conform to ASSE 1012 . Reduced pressure principle backflow preventers shall conform to ASSE 1013 . Hose connection vacuum breakers shall conform to ASSE 1011 .

Pipe applied atmospheric type vacuum breakers shall conform to ASSE 1001 .

Pressure vacuum breaker assembly shall conform to ASSE 1020 . Air gaps in plumbing systems shall conform to ASME A112.1.2 .

2.6 DRAINS

2.6.1 Floor and Shower Drains

Floor and shower 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 iron except where metallic waterproofing membrane is installed. 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 and shower drains shall conform to ASME A112.6.3 . Provide drain with trap primer connection, trap primer, and connection piping. Primer shall meet ASSE 1018 .

SECTION 22 00 00 Page 20

2.6.1.1 Metallic Shower Pan Drains

Where metallic shower pan membrane is installed, polyethylene drain with corrosion-resistant screws securing the clamping device shall be provided. Polyethylene drains shall have fittings to adapt drain to waste piping. Polyethylene for floor drains shall conform to ASTM D1248.

Drains shall have separate cast-iron "P" trap, circular body, seepage pan, and strainer, unless otherwise indicated.

2.6.1.2 Drains and Backwater Valves

Drains and backwater valves installed in connection with waterproofed floors or shower pans shall be equipped with bolted-type device to securely clamp flashing.

2.6.2 Floor Sinks

Floor sinks shall be square, with 12 inch nominal overall width or diameter and 10 inch nominal overall depth. Floor sink shall have an acid-resistant enamel interior finish with cast-iron body, aluminum sediment bucket, and perforated grate of cast iron in industrial areas and stainless steel in finished areas. The outlet pipe size shall be as indicated or of the same size as the connecting pipe.

2.6.3 Roof Drains and Expansion Joints

Roof drains shall conform to ASME A112.6.4 , with dome and integral flange, and shall have a device for making a watertight connection between roofing and flashing. The whole assembly shall be galvanized heavy pattern cast iron. For aggregate surface roofing, the drain shall be provided with a gravel stop. On roofs other than concrete construction, roof drains shall be complete with underdeck clamp, sump receiver, and an extension for the insulation thickness where applicable. A clamping device for attaching flashing or waterproofing membrane to the seepage pan without damaging the flashing or membrane shall be provided when required to suit the building construction. Strainer openings shall have a combined area equal to twice that of the drain outlet. The outlet shall be equipped to make a proper connection to threaded pipe of the same size as the downspout. An expansion joint of proper size to receive the conductor pipe shall be provided. The expansion joint shall consist of a heavy cast-iron housing, brass or bronze sleeve, brass or bronze fastening bolts and nuts, and gaskets or packing. The sleeve shall have a nominal thickness of not less than 0.134 inch . Gaskets and packing shall be close-cell neoprene, O-ring packing shall be close-cell neoprene of 70 durometer. Packing shall be held in place by a packing gland secured with bolts.

2.7 TRAPS

Unless otherwise specified, traps shall be copper-alloy adjustable tube type with slip joint inlet and swivel. Traps shall be without a cleanout.

Provide traps with removable access panels for easy clean-out at sinks and lavatories. 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 shall have flats for wrench grip. Outlets shall have internal pipe thread, except that when required

SECTION 22 00 00 Page 21 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 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-gasketed swivel joint.

2.8 WATER HEATERS

Electric type water heaters shall conform to UL 174 with dual heating elements. Each element shall be 12 KW. The elements shall be wired so that only one element can operate at a time. The Operating Set Point shall be adjustable from 90°F/42°C to 190°F/88°C. Each element shall be constantly monitored and current on/off state is displayed, any element failure shall be reported and exact location shall be shown, eliminates needs for field testing of elements. Heater shall be listed with Underwriters' Laboratories and classified to The National Sanitation Foundation Standard No. 5. All internal surfaces of the tank shall be glass-lined with an alkaline borosilicate composition that has been fused-to-steel by firing at a temperature of 1600°F. Tank shall be cathodically protected with a combination of sacrificial and powered anodes. The entire vessel is to be enclosed in a round steel enclosure with baked enamel finish. Water heater shall have an electronic control with large LCD displaying current water heater status; provide real time element status and sensing, low water cutoff and economy mode operation.

Heater shall have 120 volt control circuit transformer, transformer fusing, magnetic contactor(s), element fusing per N.E.C., and commercial grade Incoloy elements. Temperature controls shall include limiting switch which will require resetting manually in the event the temperature reaches 202°F. Foam insulation shall meet the thermal efficiency and/or standby loss requirements of the U. S. Department of Energy and current edition of ASHRAE/IES 90.1. Heater shall include a CSA Certified and ASME Rated T&P relief valve and a drain valve. Water heater units(s) shall be compatible with building management systems using Modbus or BACnet with optional ICC interface.

2.9 PUMPS

2.9.1 Sump Pumps

Sump pumps shall be of capacities indicated. The pumps shall be of the automatic, electric motor-driven, submerged type, complete with necessary control equipment and with a split or solid cast-iron or steel cover plate. The pumps shall be direct-connected by an approved flexible coupling to a vertical electric motor having a continuous oiling device or packed bearings sealed against dirt and moisture. Motors shall be totally enclosed, fan-cooled of sizes as indicated and shall be equipped with an across-the-line magnetic controller in a NEMA 250, Type 4 enclosure.

Integral size motors shall be the premium efficiency type in accordance with NEMA MG 1. Each pump shall be fitted with a high-grade thrust bearing mounted above the floor. Each shaft shall have an alignment bearing at each end, and the suction inlet shall be between 3 and 6 inches above the sump bottom. The suction side of each pump shall have a strainer of ample capacity.