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CA PlumbingCode 2019

CA PlumbingCode 2019

$54.17

California Plumbing Code, Title 24, Part 5 (W/ ERRATA & SUPPLEMENT)

Published By Publication Date Number of Pages
CA 2019
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The CPC is designed to provide consumers with safe and sanitary plumbing systems while, at the same time, allowing latitude for innovation and new technologies. Key changes to the 2019 CPC include: New sound transmission provisions for plumbing piping systems (Chapter 3) New product standards for such plumbing fixtures as wall hung fixtures, waste fittings, lavatories, showers, bathtubs and whirlpool bathtubs, flushometer valves, sinks, and eyewash stations; and signage for single use toilet facilities (Chapter 4) New provisions for connector capacities for elbows in connectors and clearance of appliances and their connectors to combustible materials (Chapter 5) New backflow protection provisions for chemical dispensers; new material provisions for pipes, tubes, fittings and joint methods for water supply and distribution; and new pressure testing for the hot and cold-water supply system (Chapter 6) New materials requirements for drain, waste, vent pipe, and fittings (Chapter 7) New provisions for trap seal primers for potable water supply (Chapter 10) New provisions for engineered storm drainage systems (Chapter 11) New requirements for protection against corrosion of steel pipe and steel tubing for fuel gas systems, overpressure protection of fuel gas systems, and provisions for gas piping installation for fuel gas piping systems (Chapter 12) New requirements for medical gas and vacuum systems based on the latest edition of NFPA 99 (Chapter 13) New peak water demand method and calculator for estimating demand loads for water supply of single- and multi-family dwellings with water conserving plumbing fixtures, fixture fittings, and appliances (Appendix M

PDF Catalog

PDF Pages PDF Title
1 Cover
3 Copyright
4 2019 California Plumbing Code – SUPPLEMENT July 1, 2021
6 2019 California Plumbing Code – ERRATA September 1, 2020
7 PREFACE
8 California Agency Information Contact List
10 How to Distinguish Between Model Code Language and California Amendments
11 CALIFORNIA MATRIX ADOPTION TABLES
13 HOW TO DISTINGUISH MODEL CODE LANGUAGE FROM CALIFORNIA AMENDMENTS
14 Important Notices and Disclaimers
15 FOREWORD
16 FORMAT OF THE UNIFORM PLUMBING CODE
22 COMMITTEE ON UNIFORM PLUMBING CODE
23 SECTION RELOCATION
26 RELATED PUBLICATIONS AND SERVICES
29 TABLE OF CONTENTS
51 CHAPTER 1 ADMINISTRATION
69 101.0 General. 101.1 Title.
101.2 Scope.
101.3 Purpose.
101.4 Unconstitutional.
101.5 Validity.
102.0 Applicability. 102.1 Conflicts Between Codes.
102.2 Existing Installations.
102.3 Maintenance.
102.4 Additions, Alterations, Renovations, or Repairs.
102.4.1 Building Sewers and Drains.
102.4.2 Openings.
102.5 Health and Safety.
102.6 Changes in Building Occupancy.
102.7 Moved Structures.
102.8 Appendices.
70 103.0 Duties and Powers of the Authority Having Jurisdiction. 103.1 General.
103.2 Liability.
103.3 Applications and Permits.
103.3.1 Licensing.
103.4 Right of Entry.
104.0 Permits. 104.1 Permits Required.
104.2 Exempt Work.
104.3 Application for Permit.
71 104.3.1 Construction Documents.
104.3.2 Plan Review Fees.
104.3.3 Time Limitation of Application.
104.4 Permit Issuance.
104.4.1 Approved Plans or Construction Documents
104.4.2 Validity of Permit.
104.4.3 Expiration.
104.4.4 Extensions.
72 104.4.5 Suspension or Revocation.
104.4.6 Retention of Plans.
104.5 Fees.
104.5.1 Work Commencing Before Permit Issuance.
104.5.2 Investigation Fees.
104.5.3 Fee Refunds.
105.0 Inspections and Testing. 105.1 General.
105.2 Required Inspections.
105.2.1 Uncovering.
105.2.1.1 Water Supply System.
105.2.1.2 Covering or Using.
105.2.2 Other Inspections.
73 105.2.3 Inspection Requests.
105.2.4 Advance Notice.
105.2.5 Responsibility.
105.2.6 Reinspections.
105.3 Testing of Systems.
105.3.1 Defective Systems.
105.3.2 Retesting.
105.3.3 Approval.
105.4 Connection to Service Utilities.
106.0 Violations and Penalties. 106.1 General.
106.2 Notices of Correction or Violation.
106.3 Penalties.
74 106.4 Stop Orders.
106.5 Authority to Disconnect Utilities in Emergencies
106.6 Authority to Condemn.
107.0 Board of Appeals. 107.1 General.
107.2 Limitations of Authority.
79 CHAPTER 2 DEFINITIONS
201.0 General. 201.1 Applicability.
202.0 Definition of Terms. 202.1 General.
203.0 – A – ABS.
80 204.0 – B – Backflow.
81 205.0 – C – Category 1.
82 206.0 – D – Debris Excluder.
83 207.0 – E – Effective Ground-Fault Current Path.
208.0 – F – F Rating.
209.0 – G – Gang or Group Shower.
84 210.0 – H –
85 211.0 – I – Indirect-Fired Water Heater.
212.0 – J – Joint, Brazed.
213.0 – K –
86 214.0 – L – Labeled.
87 215.0 – M – Macerating Toilet System.
216.0 – N – Nitrogen, NF.
217.0 – O – Offset.
218.0 – P – Patient Care Space.
89 219.0 – Q – Quick-Disconnect Device.
220.0 – R –
221.0 – S – Sand Interceptor.
90 222.0 – T – T Rating.
91 223.0 – U – Unsanitary.
224.0 – V – Vacuum.
225.0 – W – Wall-Hung Water Closet.
92 226.0 – X –
227.0 – Y – Yoke Vent.
228.0 – Z –
95 CHAPTER 3 GENERAL REGULATIONS
301.0 General. 301.1 Applicability.
301.2 Minimum Standards.
301.2.1 Marking.
301.2.2 Standards.
301.2.3 Plastic Pipe, Plastic Pipe Fittings, and Components.
301.2.4 Cast-Iron Soil Pipe, Fittings, and Hubless Couplings.
301.2.5 Existing Buildings.
301.3 Alternate Materials and Methods of Construction Equivalency.
301.3.1 Testing.
301.3.1.1 Tests.
301.3.1.2 Request by Authority Having Jurisdiction
301.4 Flood Hazard Areas.
96 301.4.1 Coastal High Hazard Areas.
301.5 Alternative Engineered Design.
301.5.1 Permit Application.
301.5.2 Technical Data.
301.5.3 Design Documents.
301.5.4 Design Approval.
301.5.5 Design Review.
301.5.6 Inspection and Testing.
302.0 Iron Pipe Size (IPS) Pipe. 302.1 General.
303.0 Disposal of Liquid Waste. 303.1 General.
304.0 Connections to Plumbing System Required. 304.1 General.
305.0 Damage to Drainage System or Public Sewer. 305.1 Unlawful Practices.
97 306.0 Industrial Wastes. 306.1 Detrimental Wastes.
306.2 Safe Discharge.
307.0 Location. 307.1 System.
307.2 Ownership.
308.0 Improper Location. 308.1 General.
309.0 Workmanship. 309.1 Engineering Practices.
309.2 Concealing Imperfections.
309.3 Burred Ends.
309.4 Installation Practices.
309.5 Sound Transmission.
310.0 Prohibited Fittings and Practices. 310.1 Fittings.
310.2 Drainage and Vent Piping.
310.3 Waste Connection.
310.4 Use of Vent and Waste Pipes.
310.5 Obstruction of Flow.
310.6 Dissimilar Metals.
310.7 Direction of Flow.
310.8 Screwed Fittings.
98 311.0 Independent Systems. 311.1 General.
312.0 Protection of Piping, Materials, and Structures. 312.1 General.
312.2 Installation.
312.3 Building Sewer and Drainage Piping.
312.4 Corrosion, Erosion, and Mechanical Damage.
312.5 Protectively Coated Pipe.
312.6 Freezing Protection.
312.7 Fire-Resistant Construction.
312.8 Waterproofing of Openings.
312.9 Steel Nail Plates.
312.10 Sleeves.
312.10.1 Building Loads.
312.10.2 Exterior Walls.
312.10.3 Firewalls.
312.11 Structural Members.
312.12 Rodentproofing.
99 312.12.1 Meter Boxes.
312.12.2 Metal Collars.
312.12.3 Tub Waste Openings.
313.0 Hangers and Supports. 313.1 General.
313.2 Material.
313.3 Suspended Piping.
313.4 Alignment.
313.5 Underground Installation.
313.6 Hanger Rod Sizes.
313.7 Gas Piping.
314.0 Trenching, Excavation, and Backfill. 314.1 Trenches.
314.2 Tunneling and Driving.
314.3 Open Trenches.
314.4 Excavations.
314.4.1 Installation of Thermoplastic Pipe and Fittings.
315.0 Joints and Connections. 315.1 Unions.
315.2 Prohibited Joints and Connections.
100 316.0 Increasers and Reducers. 316.1 General.
317.0 Food-Handling Establishments. 317.1 General.
101 318.0 Test Gauges. 318.1 General.
318.2 Pressure Tests (10 psi or less).
318.3 Pressure Tests (greater than 10 psi to 100 psi).
318.4 Pressure Tests (exceeding 100 psi).
318.5 Pressure Range.
319.0
320.0 Rehabilitation of Piping Systems. 320.1 General.
105 CHAPTER 4 PLUMBING FIXTURES AND FIXTURE FITTINGS
401.0 General. 401.1 Applicability.
401.2 Quality of Fixtures.
402.0 Installation. 402.1 Cleaning.
402.2 Joints.
402.3 Securing Fixtures.
402.4 Wall-Hung Fixtures.
402.5 Setting.
402.6 Flanged Fixture Connections.
402.6.1 Closet Rings (Closet Flanges).
106 402.6.2 Securing Closet Flanges.
402.6.3 Securing Floor-Mounted, Back-Outlet Water Closet Bowls.
402.7 Supply Fittings.
402.8 Installation.
402.9 Design and Installation of Plumbing Fixtures.
402.10 Slip Joint Connections.
402.11 Future Fixtures.
403.0 Accessible Plumbing Facilities. 403.1 General.
403.2 Fixtures and Fixture Fittings for Persons with Disabilities.
403.3 Exposed Pipes and Surfaces.
404.0 Waste Fittings and Overflows. 404.1 Waste Fittings.
404.2 Overflows.
405.0 Prohibited Fixtures. 405.1 Prohibited Water Closets.
405.2 Prohibited Urinals.
405.3 Miscellaneous Fixtures.
406.0 Special Fixtures and Specialties. 406.1 Water and Waste Connections.
107 406.2 Special Use Sinks.
406.3 Special Use Fixtures.
406.4 Zinc Alloy Components.
407.0 Lavatories. 407.1 Application.
407.2 Water Consumption.
407.2.1
407.3 Limitation of Hot Water Temperature for Public Lavatories.
407.4 Transient Public Lavatories.
407.5 Waste Outlet.
407.6 Overflow.
408.0 Showers. 408.1 Application.
408.2 Water Consumption.
408.3 Individual Shower and Tub-Shower Combination Control Valves.
108 408.4 Waste Outlet.
408.5 Finished Curb or Threshold.
408.6 Shower Compartments.
408.7 Lining for Showers and Receptors.
109 408.7.1 PVC Sheets.
408.7.2 Chlorinated Polyethylene (CPE) Sheets.
408.7.3 Sheet Lead.
408.7.4 Sheet Copper.
408.7.5 Tests for Shower Receptors.
408.8 Public Shower Floors.
408.9 Location of Valves and Heads.
408.10 Water Supply Riser.
409.0 Bathtubs and Whirlpool Bathtubs. 409.1 Application.
409.2 Waste Outlet.
409.3 Overflow.
409.4 Limitation of Hot Water in Bathtubs and Whirlpool Bathtubs.
409.5 Backflow Protection.
409.6 Installation and Access.
409.6.1 Flexible PVC Hoses and Tubing.
410.0 Bidets. 410.1 Application.
410.2 Backflow Protection.
410.3 Limitation of Water Temperature in Bidets.
411.0 Water Closets. 411.1 Application.
110 411.2 Water Consumption.
411.2.1 Dual Flush Water Closets.
411.2.2 Flushometer Valve Activated Water Closets
411.3 Water Closet Seats.
411.4 Personal Hygiene Devices.
412.0 Urinals. 412.1 Application.
412.2 Backflow Protection.
413.0 Flushing Devices. 413.1 Where Required.
413.2 Flushometer Valves.
111 413.3 Flush Tanks.
413.4 Water Supply for Flush Tanks.
413.5 Overflows in Flush Tanks.
414.0 Dishwashing Machines. 414.1 Application.
414.2 Backflow Protection.
414.3 Drainage Connection.
415.0 Drinking Fountains. 415.1 Application.
415.2 Drinking Fountain Alternatives.
415.3 Drainage Connection.
415.4 Location.
416.0 Emergency Eyewash and Shower Equipment. 416.1 Application.
416.2 Water Supply.
416.3 Installation.
416.4 Location.
416.5 Drain.
417.0 Faucets and Fixture Fittings. 417.1 Application.
112 417.2 Deck Mounted Bath/Shower Valves.
417.3 Handheld Showers.
417.4 Faucets and Fixture Fittings with Hose Connected Outlets.
417.5 Separate Controls for Hot and Cold Water.
418.0 Floor Drains. 418.1 Application.
418.2 Strainer.
418.3 Location of Floor Drains.
418.4 Food Storage Areas.
418.5 Floor Slope.
419.0 Food Waste Disposers. 419.1 Application.
419.2 Drainage Connection.
419.3 Water Supply.
420.0 Sinks. 420.1 Application.
420.2 Water Consumption.
113 420.3 Pre-Rinse Spray Valve.
420.4 Waste Outlet.
421.0 Floor Sinks. 421.1 Application.
421.2 Strainers.
422.0 Minimum Number of Required Fixtures. 422.1 Fixture Count.
422.1.1 Family or Assisted-Use Toilet and Bathing Facilities.
422.2 Separate Facilities.
114 422.2.1 Single Use Toilet Facilities.
422.2.2 Family or Assisted-Use Toilet Facilities.
422.3 Fixture Requirements for Special Occupancies
422.4 Toilet Facilities Serving Employees and Customers
422.4.1 Access to Toilet Facilities.
422.5 Toilet Facilities for Workers.
129 CHAPTER 5 WATER HEATERS
501.0 General. 501.1 Applicability.
502.0 Permits. 502.1 General.
503.0 Inspection. 503.1 Inspection of Chimneys or Vents.
503.2 Final Water Heater Inspection.
504.0 Water Heater Requirements. 504.1 Location.
504.1.1 Self-Closing Doors.
504.1.2 Gasketing.
504.2 Vent.
504.3 Clearance.
130 504.3.1 Listed Water Heaters.
504.3.2 Unlisted Water Heaters.
504.4 Pressure-Limiting Devices.
504.5 Temperature-Limiting Devices.
504.6 Temperature, Pressure, and Vacuum Relief Devices.
505.0 Oil-Burning and Other Water Heaters. 505.1 Water Heaters.
505.2 Safety Devices.
505.3 Oil-Fired Water Heaters.
505.4 Indirect-Fired Water Heaters.
505.4.1 Single-Wall Heat Exchanger.
506.0 Air for Combustion and Ventilation. 506.1 General.
506.1.1 Other Types of Appliances.
506.1.2 Draft Hood and Regulators.
506.1.3 Makeup Air.
506.2 Indoor Combustion Air.
131 506.2.1 Standard Method.
506.2.2 Known Air Infiltration Rate Method.
506.3 Indoor Opening Size and Location.
506.4 Outdoor Combustion Air.
506.4.1 Two Permanent Openings Method.
133 506.4.2 One Permanent Opening Method.
506.5 Combination Indoor and Outdoor Combustion Air.
506.5.1 Indoor Openings.
506.5.2 Outdoor Openings.
506.5.3 Outdoor Opening(s) Size.
506.6 Engineered Installations.
506.7 Mechanical Combustion Air Supply.
506.7.1 Exhaust Fans.
506.7.2 Interlock.
506.7.3 Specified Combustion Air.
506.8 Louvers, Grilles, and Screens.
506.8.1 Minimum Screen Mesh Size.
506.8.2 Motorized Louvers.
506.9 Combustion Air Ducts.
134 507.0 Appliance and Equipment Installation Requirements 507.1 Dielectric Insulator.
507.2 Seismic Provisions.
507.3 Appliance Support.
507.3.1 Structural Capacity.
507.4 Ground Support.
507.5 Drainage Pan.
507.6 Added or Converted Equipment or Appliances.
507.7 Types of Gases.
507.8 Safety Shutoff Devices for Unlisted LP-Gas Appliance Used Indoors.
507.9 Use of Air or Oxygen Under Pressure.
507.10 Protection of Gas Appliances from Fumes or Gases other than Products of Combustion.
507.11 Process Air.
507.12 Flammable Vapors.
135 507.13 Installation in Residential Garages.
507.13.1 Physical Damage.
507.13.2 Access from the Outside.
507.14 Installation in Commercial Garages.
507.14.1 Parking Structures.
507.14.2 Repair Garages.
507.15 Installation in Aircraft Hangars.
507.16 Venting of Flue Gases.
507.17 Extra Device or Attachment.
507.18 Adequate Capacity of Piping.
507.19 Avoiding Strain on Gas Piping.
507.20 Gas Appliance Pressure Regulators.
507.21 Venting of Gas Appliance Pressure Regulators
507.22 Bleed Lines for Diaphragm-Type Valves.
136 507.23 Combination of Appliances and Equipment.
507.24 Installation Instructions.
507.25 Protection of Outdoor Appliances.
507.26 Accessibility for Service.
507.27 Clearance to Combustible Materials.
508.0 Appliances on Roofs. 508.1 General.
508.1.1 Load Capacity.
508.1.2 Fasteners.
508.2 Installation of Appliances on Roofs.
508.2.1 Clearance.
508.2.2 Electrical Power.
508.2.3 Platform or Walkway.
508.3 Appliances on Roofs.
508.3.1 Access.
508.3.2 Access Type.
508.3.3 Permanent Lighting.
508.4 Appliances in Attics and Under-Floor Spaces.
137 508.4.1 Length of Passageway.
508.4.2 Width of Passageway.
508.4.3 Work Platform.
508.4.4 Lighting and Convenience Outlet.
509.0 Venting of Appliances. 509.1 Listing.
509.1.1 Installation.
509.1.2 Prohibited Discharge.
509.2 Connection to Venting Systems.
509.2.1 Appliances Not Required to be Vented.
509.2.2 Maximum Input Rating.
509.2.3 Adjacent Room or Space.
509.2.4 Ventilating Hoods.
509.2.5 Well-Ventilated Spaces.
509.2.6 Direct-Vent Appliances.
509.2.7 Appliances with Integral Vents.
509.3 Design and Construction.
509.3.1 Appliance Draft Requirements.
509.3.2 Appliance Venting Requirements.
509.3.3 Mechanical Draft Systems.
509.3.3.1 Venting.
509.3.3.2 Leakage.
138 509.3.3.3 Vent Connectors.
509.3.3.4 Operation.
509.3.3.5 Exit Terminals.
509.3.4 Ventilating Hoods and Exhaust Systems.
509.3.4.1 Automatically Operated Appliances
509.3.5 Circulating Air Ducts and Furnace Plenums.
509.3.6 Above-Ceiling or Nonducted Air Handling System.
509.4 Type of Venting System to be Used.
509.4.1 Plastic Piping.
509.4.2 Plastic Vent Joints.
509.4.3 Special Gas Vents.
139 509.5 Masonry, Metal, and Factory-Built Chimneys.
509.5.1 Factory-Built Chimneys.
509.5.1.1 Decorative Shrouds.
509.5.1.2 Listing Requirements.
509.5.2 Metal Chimneys.
509.5.3 Masonry Chimneys.
509.5.4 Termination.
509.5.4.1 Medium-Heat Gas Appliances.
509.5.4.2 Chimney Height.
509.5.4.3 Decorative Shrouds.
509.5.5 Size of Chimneys.
509.5.6 Inspection of Chimneys.
509.5.6.1 Standard.
509.5.6.2 Cleanouts.
509.5.6.3 Existing Chimney.
509.5.7 Chimney Serving Appliances Burning Other Fuels.
509.5.7.1 Gas and Liquid Fuel-Burning Appliances
140 509.5.7.2 Gas and Solid Fuel-Burning Appliances
509.5.7.3 Combination Gasand Oil-Burning Appliances.
509.5.8 Support of Chimneys.
509.5.9 Cleanouts.
509.5.10 Space Surrounding Lining or Vent.
509.5.10.1 Combustion Air.
509.6 Gas Vents.
141 509.6.1 Termination Requirements.
509.6.1.1 Type B and L Vents.
509.6.1.2 Type B-W Vents.
509.6.1.3 Exterior Wall Termination.
509.6.1.4 Decorative Shrouds.
509.6.1.5 Termination Cap.
509.6.1.6 Forced Air Inlet.
509.6.1.7 Insulation Shield.
142 509.6.2 Size of Gas Vents.
509.6.2.1 Category I Appliances.
509.6.2.2 Vent Offsets.
509.6.2.3 Category II, Category III, and Category IV Appliances.
509.6.2.4 Sizing.
509.6.3 Gas Vents Serving Appliances on More than One Floor.
509.6.3.1 Occupiable Space.
509.6.3.2 Multistory Venting System.
143 509.6.4 Support of Gas Vents.
509.6.5 Marking.
509.7 Single-Wall Metal Pipe.
509.7.1 Cold Climate.
509.7.2 Termination.
509.7.3 Installation with Appliances Permitted by Section 509.4.
509.7.3.1 Limitations.
509.7.3.2 Attic or Concealed Space.
509.7.3.3 Incinerator.
509.7.3.4 Clearances.
509.7.3.5 Combustible Exterior Wall.
144 509.7.3.6 Roof Thimble.
509.7.4 Size of Single-Wall Metal Pipe.
509.7.4.1 Sizing of Venting System.
146 509.7.4.2 Non-Round Metal Pipe.
509.7.4.3 Venting Capacity.
509.7.5 Support of Single-Wall Metal Pipe.
509.7.6 Marking.
509.8 Through-the-Wall Vent Termination.
509.8.1 Mechanical Draft Venting System.
509.8.2 Direct-Vent Appliance.
147 509.8.3 Category I through Category IV and NonCategorized Appliances.
509.8.4 Annular Spaces.
509.8.5 Vent Terminals.
509.9 Condensation Drain.
509.9.1 Local Experience.
509.10 Vent Connectors for Category I Appliances.
509.10.1 Materials.
509.10.1.1 Unconditioned Area.
509.10.1.2 Residential-Type Appliances.
509.10.1.3 Non-Residential Low-Heat Appliances
509.10.1.4 Medium-Heat Appliances.
148 509.10.2 Size of Vent Connector.
509.10.2.1 Manifold.
509.10.2.2 Size.
509.10.2.3 Height.
509.10.2.4 Size Increase.
509.10.3 Two or More Appliances Connected to a Single Vent.
509.10.3.1 Height of Connector.
509.10.3.2 Pressure.
509.10.4 Clearance.
149 509.10.5 Joints.
509.10.6 Slope.
509.10.7 Length of Vent Connector.
509.10.7.1 Single Wall Connector.
509.10.7.2 Type B Double Wall Connector.
509.10.8 Support.
509.10.9 Chimney Connection.
509.10.10 Inspection.
509.10.11 Fireplaces.
509.10.12 Passage through Ceilings, Floors, or Walls.
509.10.12.1 Medium-Heat Appliances.
509.11 Vent Connectors for Category II, Category III, and Category IV Appliances.
509.12 Draft Hoods and Draft Controls.
509.12.1 Installation.
509.12.2 Draft Control Devices.
150 509.12.3 Additional Devices.
509.12.4 Location.
509.12.5 Positioning.
509.12.6 Clearance.
509.13 Manually Operated Dampers.
509.14 Automatically Operated Vent Dampers.
509.14.1 Listing.
509.15 Obstructions.
510.0 Sizing of Category I Venting Systems. 510.1 Single Appliance Vent Table 510.1.2(1) through Table 510.1.2(6).
510.1.1 Vent Downsizing.
510.1.2 Elbows.
151 510.1.3 Zero Lateral.
510.1.4 High-Altitude Installations.
510.1.5 Multiple Input Ratings.
510.1.6 Corrugated Chimney Liner Reduction.
510.1.7 Connection to Chimney Liners.
510.1.8 Vertical Vent Upsizing Using 7 x Rule.
510.1.9 Draft Hood Conversion Accessories.
510.1.10 Chimney and Vent Locations.
510.1.11 Corrugated Vent Connector Size.
510.1.12 Upsizing.
510.1.13 Single Run of Vent.
510.1.14 Interpolation.
510.1.15 Extrapolation.
510.1.16 Engineering Methods.
510.1.17 Height Entries.
510.2 Multiple Appliance Vent Table 510.2(1) through Table 510.2(9).
152 510.2.1 Vent Connector Maximum Length.
510.2.2 Vent Connector Exceeding Maximum Length.
510.2.3 Vent Connector Manifold.
510.2.4 Vent Offset.
510.2.5 Elbow Reduction.
510.2.6 Elbows in Connectors.
153 510.2.7 Common Vent Minimum Size.
510.2.8 Tee and Wye Fittings.
510.2.9 Size of Fittings.
510.2.10 High-Altitude Installations.
510.2.11 Connector Rise.
510.2.12 Vent Height.
510.2.13 Multistory Installations.
510.2.14 Size of Vents for Multistory Installations
510.2.15 Vent Type Multistory Installations.
510.2.16 Offsets in Multistory Installations.
510.2.17 Vertical Vent Size Limitation.
510.2.18 Multiple Input Ratings.
510.2.19 Corrugated Metallic Chimney Liner Reduction.
510.2.20 Chimneys and Vents.
154 510.2.21 Vent Connector Sizing.
510.2.22 Combination of Pipe Types and Sizes.
510.2.23 Multiple Connector and Vent Sizes.
510.2.24 Interpolation.
510.2.25 Extrapolation.
510.2.26 Engineering Methods.
510.2.27 Height Entries.
183 CHAPTER 6 WATER SUPPLY AND DISTRIBUTION
601.0 General. 601.1 Applicability.
601.2 Hot and Cold Water Required.
601.3 Identification of a Potable and Nonpotable Water System.
601.3.1 Potable Water.
601.3.2 Color and Information.
184 601.3.3 Alternate Water Sources.
601.3.4 Fixtures.
601.3.5 Outlets.
185 602.0 Unlawful Connections. 602.1 Prohibited Installation.
602.2 Cross-Contamination.
602.3 Backflow Prevention.
602.4 Approval by Authority.
603.0 Cross-Connection Control. 603.1 General.
603.2 Approval of Devices or Assemblies.
188 603.3 Backflow Prevention Devices, Assemblies, and Methods.
603.3.1 Air Gap.
603.3.2 Atmospheric Vacuum Breaker (AVB).
603.3.3 Hose Connection Backflow Preventer.
603.3.4 Double Check Valve Backflow Prevention Assembly (DC).
603.3.5 Pressure Vacuum Breaker Backflow Prevention Assembly (PVB).
603.3.6 Spill-Resistant Pressure Vacuum Breaker (SVB).
603.3.7 Reduced-Pressure Principle Backflow Prevention Assembly (RP).
603.3.8 Double Check Detector Fire Protection Backflow Prevention Assembly.
603.3.9 Reduced Pressure Detector Fire Protection Backflow Prevention Assembly.
603.4 General Requirements.
603.4.1 Backflow Prevention Valve.
189 603.4.2 Testing.
603.4.3 Access and Clearance.
603.4.4 Connections.
603.4.5 Hot Water Backflow Preventers.
603.4.6 Integral Backflow Preventers.
603.4.7 Freeze Protection.
603.4.8 Drain Lines.
603.4.9 Prohibited Locations.
603.5 Specific Requirements.
603.5.1 Atmospheric Vacuum Breaker.
603.5.2 Ballcock.
603.5.3 Backflow Prevention.
603.5.4 Heat Exchangers.
603.5.5 Water Supply Inlets.
603.5.6 Protection from Lawn Sprinklers and Irrigation Systems.
190 603.5.6.1 Systems with Pumps.
603.5.6.2 Systems with Backflow Devices.
603.5.6.3 Systems with Chemical Injectors.
603.5.7 Outlets with Hose Attachments.
603.5.8 Water-Cooled Equipment.
603.5.9 Aspirators.
603.5.10 Steam or Hot Water Boilers.
603.5.11 Nonpotable Water Piping.
603.5.12 Beverage Dispensers.
603.5.13 Deck-Mounted and EquipmentMounted Vacuum Breakers.
603.5.14 Protection from Fire Systems.
603.5.15 Health Care or Laboratory Areas.
191 603.5.16 Special Equipment.
603.5.17 Potable Water Outlets and Valves.
603.5.18 Pure Water Process Systems.
603.5.18.1 Dialysis Water Systems.
603.5.19 Plumbing Fixture Fittings.
603.5.20 Swimming Pools, Spas, and Hot Tubs.
603.5.21 Chemical Dispensers.
604.0 Materials. 604.1 Pipe, Tube, and Fittings.
193 604.2 Lead Content.
604.2.1 Lead Content of Water Supply Pipe and Fittings.
194 604.3 Copper or Copper Alloy Tube.
604.4 Hard-Drawn Copper or Copper Alloy Tubing.
604.5 Flexible Connectors.
604.6 Cast-Iron Fittings.
604.7 Malleable Iron Fittings.
604.8 Previously Used Piping and Tubing.
604.9 Epoxy Coating.
604.10 Plastic Materials.
604.10.1 Tracer Wire.
604.11 Solder.
604.12 Flexible Corrugated Connectors.
604.13 Water Heater Connectors.
605.0 Joints and Connections. 605.1 Copper or Copper Alloy Pipe, Tubing, and Joints.
605.1.1 Brazed Joints.
605.1.2 Flared Joints.
605.1.3 Mechanical Joints.
605.1.3.1 Mechanically Formed Tee Fittings.
605.1.3.2 Press-Connect Fittings.
195 605.1.3.3 Push Fit Fittings.
605.1.4 Soldered Joints.
605.1.5 Threaded Joints.
605.2 CPVC Plastic Pipe and Joints.
605.2.1 Mechanical Joints.
605.2.1.1 Push Fit Fittings.
605.2.2 Solvent Cement Joints.
605.2.3 Threaded Joints.
605.3 CPVC/AL/CPVC Plastic Pipe and Joints.
605.3.1 Solvent Cement Joints.
196 605.3.2 Mechanical Joints.
605.3.2.1 Push Fit Fittings.
605.4 Ductile Iron Pipe and Joints.
605.4.1 Mechanical Joints.
605.4.2 Push-On Joints.
605.5 Galvanized Steel Pipe and Joints.
605.5.1 Mechanical Joints.
605.5.2 Threaded Joints.
605.6 PE Plastic Pipe/Tubing and Joints.
605.6.1 Heat-Fusion Joints.
605.6.1.1 Butt-Fusion Joints.
605.6.1.2 Electro-Fusion Joints.
605.6.1.3 Socket-Fusion Joints.
605.6.2 Mechanical Joints.
605.7 PE-AL-PE Plastic Pipe/Tubing and Joints.
605.7.1 Mechanical Joints.
197 605.7.1.1 Compression Joints.
605.8 PE-RT.
605.8.1 Mechanical Joints.
605.9 PEX Plastic Tubing and Joints.
605.9.1 Fittings.
605.9.2 Mechanical Joints.
605.9.3 Push Fit Fittings.
605.10 PEX-AL-PEX Plastic Tubing and Joints.
605.10.1 Mechanical Joints.
605.10.1.1 Compression Joints.
605.11 Polypropylene (PP) Piping and Joints.
605.11.1 Heat-Fusion Joints.
605.11.2 Mechanical and Compression Sleeve Joints.
605.11.3 Threaded Joints.
605.12 PVC Plastic Pipe and Joints.
605.12.1 Mechanical Joints.
198 605.12.2 Solvent Cement Joints.
605.12.3 Threaded Joints.
605.13 Stainless Steel Pipe and Joints.
605.13.1 Mechanical Joints.
605.13.2 Welded Joints.
605.14 Slip Joints.
605.15 Dielectric Unions.
605.16 Joints Between Various Materials.
605.16.1 Copper or Copper Alloy Pipe or Tubing to Threaded Pipe Joints.
605.16.2 Plastic Pipe to Other Materials.
605.16.3 Stainless Steel to Other Materials.
606.0 Valves. 606.1 General.
606.2 Fullway Valve.
606.3 Multidwelling Units.
199 606.4 Multiple Openings.
606.5 Control Valve.
606.6 Accessible.
606.7 Multiple Fixtures.
607.0 Potable Water Supply Tanks. 607.1 General.
607.2 Potable Water Tanks.
607.3 Venting.
607.4 Overflow.
607.5 Valves.
608.0 Water Pressure, Pressure Regulators, Pressure Relief Valves, and Vacuum Relief Valves. 608.1 Inadequate Water Pressure.
608.2 Excessive Water Pressure.
608.3 Expansion Tanks, and Combination Temperature and Pressure-Relief Valves.
608.4 Pressure Relief Valves.
200 608.5 Discharge Piping.
608.6 Water-Heating Devices.
608.7 Vacuum Relief Valves.
609.0 Installation, Testing, Unions, and Location. 609.1 Installation.
609.2 Trenches.
609.3 Under Concrete Slab.
609.4 Testing.
609.5 Unions.
609.6 Location.
609.7 Abutting Lot.
201 609.8 Low-Pressure Cutoff Required on Booster Pumps for Water Distribution Systems.
609.9 Disinfection of Potable Water System.
609.10 Water Hammer.
609.10.1 Mechanical Devices.
609.11 Pipe Insulation.
609.11.1 Insulation Requirements.
609.11.2 Pipe Insulation Wall Thickness.
610.0 Size of Potable Water Piping. 610.1 Size.
610.2 Pressure Loss.
610.3 Quantity of Water.
610.4 Sizing Water Supply and Distribution Systems.
204 610.5 Sizing per Appendices A and C.
610.6 Friction and Pressure Loss.
610.7 Conditions for Using Table 610.4.
610.8 Size of Meter and Building Supply Pipe Using Table 610.4.
610.9 Size of Branches.
610.10 Sizing for Flushometer Valves.
205 610.11 Sizing Systems for Flushometer Tanks.
610.12 Sizing for Velocity.
610.12.1 Copper Tube Systems.
610.12.2 Tubing Systems Using Copper Fittings.
610.13 Exceptions.
611.0 Drinking Water Treatment Units. 611.1 Application.
611.2 Air Gap Discharge.
611.3 Connection Tubing.
611.4 Sizing of Residential Softeners.
612.0 Residential Fire Sprinkler Systems. 612.1 Where Required.
206 612.2 Types of Systems.
612.3 Sprinklers.
612.3.1 Required Sprinkler Locations.
612.3.2 Sprinkler Installation.
612.3.3 Temperature Rating and Separation from Heat Sources.
612.3.3.1 Intermediate Temperature Sprinklers
612.3.4 Freezing Areas.
612.3.5 Coverage Area Limit.
207 612.3.6 Obstructions to Sprinkler Coverage.
612.3.6.1 Additional Requirements for Pendent Sprinklers.
612.3.6.2 Additional Requirements for Sidewall Sprinklers.
612.3.7 Sprinkler Modifications Prohibited.
612.4 Sprinkler Piping System.
612.4.1 General.
612.4.2 Nonmetallic Pipe and Tubing.
612.4.2.1 Nonmetallic Pipe Protection.
612.4.2.2 Sprinkler Installation on Systems Assembled with Solvent Cement.
612.4.3 Shutoff Valves Prohibited.
612.4.4 Single Dwelling Limit.
612.4.5 Drain.
209 612.5 Sprinkler Piping Design.
612.5.1 Determining System Design Flow.
612.5.1.1 Determining Required Flow Rate for Each Sprinkler.
612.5.1.2 System Flow Rate.
612.5.2 Sprinkler Pipe Water Supply.
612.5.2.1 Water Pressure from Individual Sources.
612.5.2.2 Required Capacity.
210 612.5.3 Sprinkler Pipe Sizing.
612.5.3.1 Sprinkler Pipe Sizing Method.
612.5.3.2 Prescriptive Pipe Sizing Method.
612.5.3.2.1 Available Pressure Equation.
612.5.3.2.2 Calculation Procedure.
211 612.6 Instructions and Signs.
612.7 Inspection and Testing.
612.7.1 Pre-Concealment Inspection.
212 612.7.2 Final Inspection.
223 CHAPTER 7 SANITARY DRAINAGE
701.2 Drainage Piping.
701.3 Drainage Fittings.
701.3.1 Screwed Pipe.
701.3.2 Threads.
701.3.3 Type.
701.4 Continuous Wastes.
701.5 Lead.
701.6 Caulking Ferrules.
701.7 Soldering Bushings.
702.0 Fixture Unit Equivalents. 702.1 Trap Size.
226 702.2 Intermittent Flow.
702.3 Continuous Flow.
703.0 Size of Drainage Piping. 703.1 Minimum Size.
703.2 Maximum Number of Fixture Units.
703.3 Sizing per Appendix C.
704.0 Fixture Connections (Drainage). 704.1 Inlet Fittings.
704.2 Single Vertical Drainage Pipe.
704.3 Commercial Sinks.
705.0 Joints and Connections. 705.1 ABS and ABS Co-Extruded Plastic Pipe and Joints.
705.1.1 Mechanical Joints.
705.1.2 Solvent Cement Joints.
705.1.3 Threaded Joints.
705.2 Cast-Iron Pipe and Joints.
227 705.2.1 Caulked Joints.
705.2.2 Mechanical Joints and Compression Joints.
705.3 Copper or Copper Alloy Pipe (DWV) and Joints.
705.3.1 Brazed Joints.
705.3.2 Mechanical Joints.
705.3.3 Soldered Joints.
228 705.3.4 Threaded Joints.
705.4 Galvanized Steel Pipe and Joints.
705.4.1 Mechanical Joints.
705.4.2 Threaded Joints.
705.5 Polyethylene (PE) Sewer Pipe.
705.5.1 Heat-Fusion Joints.
705.5.1.1 Butt-Fusion Joints.
705.5.1.2 Electro-Fusion Joints.
705.5.1.3 Socket-Fusion Joints.
705.6 PVC and PVC Co-Extruded Plastic Pipe and Joining Methods.
705.6.1 Mechanical Joints.
705.6.2 Solvent Cement Joints.
705.6.3 Threaded Joints.
229 705.7 Stainless Steel Pipe and Joints.
705.7.1 Mechanical Joints.
705.7.2 Welded Joints.
705.8 Vitrified Clay Pipe and Joints.
705.8.1 Mechanical Joints.
705.9 Special Joints.
705.9.1 Slip Joints.
705.9.2 Expansion Joints.
705.9.3 Ground Joint, Flared, or Ferrule Connections
705.9.4 Transition Joint.
705.10 Joints Between Various Materials.
705.10.1 Copper or Copper Alloy Pipe to CastIron Pipe.
705.10.2 Copper or Copper Alloy Pipe to Threaded Pipe Joints.
705.10.3 Plastic Pipe to Other Materials.
705.10.4 Stainless Steel Pipe to Other Materials.
706.0 Changes in Direction of Drainage Flow. 706.1 Approved Fittings.
706.2 Horizontal to Vertical.
706.3 Horizontal to Horizontal.
706.4 Vertical to Horizontal.
230 707.0 Cleanouts. 707.1 Plug.
707.2 Approved.
707.3 Watertight and Gastight.
707.4 Location.
707.5 Cleaning.
707.6 Extension.
707.7 Interceptor.
707.8 Access.
707.9 Clearance.
707.10 Fittings.
707.11 Pressure Drainage Systems.
707.12 Countersunk Cleanout Plugs.
707.13 Hubless Blind Plugs.
707.14 Trap Arms.
708.0 Grade of Horizontal Drainage Piping. 708.1 General.
231 709.0 Gravity Drainage Required. 709.1 General.
710.0 Drainage of Fixtures Located Below the Next Upstream Manhole or Below the Main Sewer Level. 710.1 Backflow Protection.
710.2 Sewage Discharge.
710.3 Sewage Ejector and Pumps.
710.4 Discharge Line.
710.5 Size of Building Drains and Sewers.
710.6 Backwater Valves.
710.7 Drainage and Venting Systems.
710.8 Sump and Receiving Tank Construction.
710.9 Alarm.
710.10 Sump and Receiving Tank Covers and Vents.
232 710.11 Air Tanks.
710.12 Grinder Pump Ejector.
710.12.1 Discharge Piping.
710.13 Macerating Toilet Systems and Pumped Waste Systems.
710.13.1 Sumps.
710.13.2 Discharge Piping.
710.13.3 Venting.
711.0 Suds Relief. 711.1 General.
712.0 Testing. 712.1 Media.
712.2 Water Test.
712.3 Air Test.
713.2 Private Sewage Disposal System.
713.3 Public Sewer.
713.4 Public Sewer Availability.
233 713.5 Permit.
713.6 Lot.
713.7 Installation.
714.0 Damage to Public Sewer or Private Sewage Disposal System. 714.1 Unlawful Practices.
714.2 Prohibited Water Discharge.
714.3 Prohibited Sewer Connection.
714.4 Commercial Food Waste Disposer.
714.5 Tanks.
715.0 Building Sewer Materials. 715.1 Materials.
715.2 Joining Methods and Materials.
715.3 Existing Sewers.
716.0 Markings. 716.1 General.
717.0 Size of Building Sewers. 717.1 General.
718.0 Grade, Support, and Protection of Building Sewers. 718.1 Slope.
234 718.2 Support.
718.3 Protection from Damage.
719.0 Cleanouts. 719.1 Locations.
719.2 No Additional Cleanouts.
719.3 Building Sewer Cleanouts.
719.4 Cleaning.
719.5 Access.
719.6 Manholes.
720.0 Sewer and Water Pipes. 720.1 General.
721.0 Location. 721.1 Building Sewer.
235 721.2 Abutting Lot.
722.0 Abandoned Sewers and Sewage Disposal Facilities. 722.1 Building (House) Sewer.
722.2 Cesspools, Septic Tanks, and Seepage Pits.
722.3 Filling.
722.4 Ownership.
722.5 Disposal Facilities.
723.0 Building Sewer Test. 723.1 General.
239 CHAPTER 8 INDIRECT WASTES
801.0 General. 801.1 Applicability.
801.2 Air Gap or Air Break Required.
801.3 Food and Beverage Handling Establishments.
801.3.1 Size of Indirect Waste Pipes.
801.3.2 Walk-In Coolers.
801.3.3 Food-Handling Fixtures.
801.4 Bar and Fountain Sink Traps.
801.5 Connections from Water Distribution System.
801.6 Sterilizers.
801.7 Drip or Drainage Outlets.
802.0 Approvals. 802.1 General.
803.0 Indirect Waste Piping. 803.1 Materials.
803.2 Copper and Copper Alloys.
803.3 Pipe Size and Length.
240 804.0 Indirect Waste Receptors. 804.1 Standpipe Receptors.
805.0 Pressure Drainage Connections. 805.1 General.
806.0 Sterile Equipment. 806.1 General.
807.0 Appliances. 807.1 Non-Classed Apparatus.
807.2 Undiluted Condensate Waste.
807.3 Domestic Dishwashing Machine.
808.0 Cooling Water. 808.1 General.
809.0 Drinking Fountains. 809.1 General.
810.0 Steam and Hot Water Drainage Condensers and Sumps. 810.1 High-Temperature Discharge.
241 810.2 Sumps, Condensers, and Intercepting Tanks.
810.3 Cleaning.
810.4 Strainers.
811.0 Chemical Wastes. 811.1 Pretreatment.
811.2 Waste and Vent Pipes.
811.3 Joining Materials.
811.4 Access.
811.5 Permanent Record.
811.6 Chemical Vent.
811.7 Discharge.
811.8 Diluted Chemicals.
812.0 Clear Water Wastes. 812.1 General.
813.0 Swimming Pools. 813.1 General.
814.0 Condensate Waste and Control. 814.1 Condensate Disposal.
242 814.1.1 Condensate Pumps.
814.2 Condensate Control.
814.2.1 Protection of Appurtenances.
814.3 Condensate Waste Pipe Material and Sizing.
814.3.1 Cleanouts.
814.4 Appliance Condensate Drains.
814.5 Point of Discharge.
814.6 Condensate Waste from Air-Conditioning Coils.
814.7 Plastic Fittings.
245 CHAPTER 9 VENTS
901.0 General. 901.1 Applicability.
901.2 Vents Required.
901.3 Trap Seal Protection.
902.0 Vents Not Required. 902.1 Interceptor.
902.2 Bars, Soda Fountains, and Counter.
903.0 Materials. 903.1 Applicable Standards.
903.2 Use of Copper or Copper Alloy Tubing.
903.2.1 Aboveground.
903.2.2 Prohibited Use.
903.2.3 Marking.
903.3 Changes in Direction.
904.0 Size of Vents. 904.1 Size.
904.2 Length.
246 905.0 Vent Pipe Grades and Connections. 905.1 Grade.
905.2 Horizontal Drainage Pipe.
905.3 Vent Pipe Rise.
905.4 Roof Termination.
905.5 Location of Opening.
905.6 Common Vertical Pipe.
906.0 Vent Termination. 906.1 Roof Termination.
906.2 Clearance.
906.3 Use of Roof.
906.4 Outdoor Installations.
906.5 Joints.
906.6 Lead.
906.7 Frost or Snow Closure.
907.0 Vent Stacks and Relief Vents. 907.1 Drainage Stack.
907.2 Yoke Vent.
908.0 Wet Venting. 908.1 Vertical Wet Venting.
908.1.1 Size.
247 908.1.2 Vent Connection.
908.2 Horizontal Wet Venting for a Bathroom Group.
908.2.1 Vent Connection.
908.2.2 Size.
908.2.3 Trap Arm.
908.2.4 Water Closet.
908.2.5 Additional Fixtures.
909.0 Special Venting for Island Fixtures. 909.1 General.
910.0 Combination Waste and Vent Systems. 910.1 Where Permitted.
910.2 Approval.
910.3 Vents.
910.4 Size.
910.5 Vertical Waste Pipe.
910.6 Cleanouts.
910.7 Fixtures.
248 911.0 Circuit Venting. 911.1 Circuit Vent Permitted.
911.1.1 Multiple Circuit-Vented Branches.
911.2 Vent Size and Connection.
911.3 Slope and Size of Horizontal Branch.
911.3.1 Size of Multiple Circuit Vent.
911.4 Relief Vent.
911.4.1 Connection and Installation.
911.4.2 Fixture Drain or Branch.
911.5 Additional Fixtures.
912.0 Engineered Vent System. 912.1 General.
912.2 Minimum Requirements.
251 CHAPTER 10
1001.0 General. 1001.1 Applicability.
1001.2 Where Required.
1002.0 Traps Protected by Vent Pipes. 1002.1 Vent Pipes.
1002.2 Fixture Traps.
1002.3 Change of Direction.
1002.4 Vent Pipe Opening.
1003.0 Traps — Described. 1003.1 General Requirements.
1003.2 Slip Joint Fittings.
1003.3 Size.
1004.0 Traps. 1004.1 Prohibited.
252 1004.2 Movable Parts.
1005.0 Trap Seals. 1005.1 General.
1006.0 Floor Drain Traps. 1006.1 General.
1007.0 Trap Seal Protection. 1007.1 General.
1007.2 Trap Seal Primers.
1008.0 Building Traps. 1008.1 General.
1009.0 Interceptors (Clarifiers) and Separators. 1009.1 Where Required.
1009.2 Approval.
1009.3 Design.
1009.4 Relief Vent.
1009.5 Location.
1009.6 Maintenance of Interceptors.
1009.7 Discharge.
1010.0 Slaughterhouses, Packing Establishments, etc. 1010.1 General.
253 1011.0 Minimum Requirements for Auto Wash Racks. 1011.1 General.
1012.0 Commercial and Industrial Laundries. 1012.1 General.
1013.0 Bottling Establishments. 1013.1 General.
1014.0 Grease Interceptors. 1014.1 General.
1014.1.1 Trapped and Vented.
1014.1.2 Maintenance.
1014.1.3 Food Waste Disposers and Dishwashers
1014.2 Hydromechanical Grease Interceptors.
254 1014.2.1 Capacity.
1014.2.2 Vent.
1014.3 Gravity Grease Interceptors.
1014.3.1 General.
1014.3.2 Waste Discharge Requirements.
1014.3.2.1 Toilets and Urinals.
1014.3.2.2 Inlet Pipe.
1014.3.3 Design.
1014.3.4 Location.
1014.3.4.1 Interceptors.
255 1014.3.4.2 Business Establishment.
1014.3.4.3 Access.
1014.3.5 Construction Requirements.
1014.3.6 Sizing Criteria.
1014.3.7 Abandoned Gravity Grease Interceptors
1015.0 FOG (Fats, Oils, and Greases) Disposal System 1015.1 Purpose.
1015.2 Components, Materials, and Equipment.
1015.3 Sizing and Installation.
1015.4 Performance.
1016.0 Sand Interceptors. 1016.1 Discharge.
256 1016.2 Authority Having Jurisdiction.
1016.3 Construction and Size.
1016.4 Separate Use.
1017.0 Oil and Flammable Liquid Interceptors. 1017.1 Interceptors Required.
1017.2 Design of Interceptors.
259 CHAPTER 11
1101.0 General. 1101.1 Applicability.
1101.2 Where Required.
1101.3 Storm Water Drainage to Sanitary Sewer Prohibited
1101.4 Material Uses.
1101.4.1 Copper and Copper Alloys.
1101.4.2 Conductors.
1101.4.3 Leaders.
1101.4.4 Underground Building Storm Drains.
1101.4.5 Building Storm Sewers.
1101.4.6 Subsoil Drains.
1101.5 Expansion Joints Required.
1101.6 Subsoil Drains.
260 1101.6.1 Discharge.
1101.6.2 Sump.
1101.6.3 Splash Blocks.
1101.6.4 Backwater Valve.
1101.6.5 Open Area.
1101.7 Building Subdrains.
1101.8 Areaway Drains.
1101.9 Window Areaway Drains.
1101.10 Filling Stations and Motor Vehicle Washing Establishments.
1101.11 Paved Areas.
1101.12 Roof Drainage.
1101.12.1 Primary Roof Drainage.
1101.12.2 Secondary Drainage.
1101.12.2.1 Roof Scuppers or Open Side.
1101.12.2.2 Secondary Roof Drain.
261 1101.12.2.2.1 Separate Piping System.
1101.12.2.2.2 Combined System.
1101.13 Cleanouts.
1101.13.1 Rain Leaders and Conductors.
1101.14 Rainwater Sumps.
1101.15 Traps on Storm Drains and Leaders.
1101.15.1 Where Not Required.
1101.15.2 Trap Size.
1101.15.3 Method of Installation of Combined Sewer.
1101.16 Leaders, Conductors, and Connections.
1101.16.1 Protection of Leaders.
1101.16.2 Combining Storm with Sanitary Drainage.
1102.0 Roof Drains. 1102.1 Applications.
1102.2 Dome Strainers Required.
1102.3 Roof Drain Flashings.
1102.3.1 Lead Flashing.
1102.3.2 Copper Flashing.
1103.0 Size of Leaders, Conductors, and Storm Drains. 1103.1 Vertical Conductors and Leaders.
1103.2 Size of Horizontal Storm Drains and Sewers.
1103.3 Size of Roof Gutters.
1103.4 Side Walls Draining onto a Roof.
262 1104.0 Values for Continuous Flow. 1104.1 General.
1105.0 Controlled-Flow Roof Drainage. 1105.1 Application.
263 1105.2 Setback Roofs.
1106.0 Engineered Storm Drainage System. 1106.1 General.
1106.2 Siphonic Roof Drainage Systems.
1106.3 Siphonic Roof Drains.
1107.0 Testing. 1107.1 Testing Required.
1107.2 Methods of Testing Storm Drainage Systems.
1107.2.1 Water Test.
1107.2.2 Air Test.
1107.2.3 Exceptions.
269 CHAPTER 12
1201.0 General. 1201.1 Applicability.
1202.0 Coverage of Piping System. 1202.1 General.
1202.2 Piping System Requirements.
1202.3 Applications.
1203.0 Inspection. 1203.1 Inspection Notification.
1203.2 Excavation.
1203.3 Type of Inspections.
1203.3.1 Rough Piping Inspection.
1203.3.2 Final Piping Inspection.
270 1203.4 Inspection Waived.
1204.0 Certificate of Inspection. 1204.1 Issuance.
1204.2 Gas Supplier.
1204.3 Unlawful.
1205.0 Authority to Render Gas Service. 1205.1 Authorized Personnel.
1205.2 Outlets.
1206.0 Authority to Disconnect. 1206.1 Disconnection.
1206.2 Notice.
1206.3 Capped Outlets.
1207.0 Temporary Use of Gas. 1207.1 General.
1208.0 Gas Piping System Design, Materials, and Components. 1208.1 Installation of Piping System.
1208.1.1 Addition to Existing System.
1208.2 Provision for Location of Point of Delivery.
1208.3 Interconnections Between Gas Piping Systems
1208.3.1 Interconnections for Standby Fuels.
1208.4 Sizing of Gas Piping Systems.
1208.4.1 Maximum Gas Demand.
271 1208.4.2 Sizing Methods.
1208.4.3 Allowable Pressure Drop.
1208.5 Maximum Design Operating Pressure.
1208.5.1 LP-Gas Systems.
1208.6 Acceptable Piping Materials and Joining Methods.
1208.6.1 Used Materials.
1208.6.2 Other Materials.
272 1208.6.3 Metallic Pipe.
1208.6.3.1 Steel and Wrought-Iron Pipe.
1208.6.3.2 Copper and Copper Alloy Pipe.
1208.6.3.3 Aluminum Alloy Pipe.
1208.6.4 Metallic Tubing.
1208.6.4.1 Steel Tubing.
1208.6.4.2 Copper and Copper Alloy Tubing.
1208.6.4.3 Aluminum Alloy Tubing.
1208.6.4.4 Corrugated Stainless Steel Tubing
1208.6.5 Plastic Pipe, Tubing, and Fittings.
1208.6.6 Regulator Vent Piping.
1208.6.7 Anodeless Risers.
1208.6.8 Workmanship and Defects.
1208.6.9 Protective Coating.
1208.6.10 Metallic Pipe Threads.
1208.6.10.1 Damaged Threads.
1208.6.10.2 Number of Threads.
1208.6.10.3 Thread Joint Compounds.
1208.6.11 Metallic Piping Joints and Fittings.
273 1208.6.11.1 Pipe Joints.
1208.6.11.2 Tubing Joints.
1208.6.11.3 Flared Joints.
1208.6.11.4 Metallic Pipe Fittings (Including Valves, Strainers, Filters).
1208.6.12 Plastic Piping, Joints, and Fittings.
1208.6.12.1 Joint Design.
1208.6.12.2 Heat-Fusion Joint.
1208.6.12.3 Compression-Type Mechanical Joints.
274 1208.6.12.4 Liquefied Petroleum Gas Piping Systems.
1208.6.13 Flange Specification.
1208.6.13.1 Cast Iron Flanges.
1208.6.13.2 Steel Flanges.
1208.6.13.3 Non-Ferrous Flanges.
1208.6.13.4 Ductile Iron Flanges.
1208.6.13.5 Dissimilar Flange Connections.
1208.6.13.6 Flange Facings.
1208.6.13.7 Lapped Flanges.
1208.6.14 Flange Gaskets.
1208.6.14.1 Flange Gasket Materials.
1208.6.14.2 Metallic Flange Gaskets.
1208.6.14.3 Non-Metallic Flange Gaskets.
1208.6.14.4 Full-Face Flange Gasket.
1208.6.14.5 Separated Flanges.
1208.7 Gas Meters.
1208.7.1 Location.
1208.7.1.1 Subject to Damage.
1208.7.1.2 Extreme Temperatures.
1208.7.2 Supports.
1208.7.3 Meter Protection.
1208.7.4 Identification.
1208.8 Gas Pressure Regulators.
1208.8.1 Listing.
1208.8.2 Location.
275 1208.8.3 Regulator Protection.
1208.8.4 Venting of Line Pressure Regulators.
1208.8.5 Venting of Gas Appliance Pressure Regulators.
1208.8.6 Discharge of Vents.
1208.8.7 Bypass Piping.
1208.8.8 Identification.
1208.9 Overpressure Protection Devices.
1208.10 Pressure Limitation Requirements.
1208.10.1 Overpressure Protection Required.
1208.10.2 Overpressure Protection Devices.
1208.10.3 Detection of Failure.
1208.10.4 Flow Capacity.
1208.11 Backpressure Protection.
276 1208.11.1 Protective Devices.
1208.12 Low-Pressure Protection.
1208.13 Shutoff Valves.
1208.14 Expansion and Flexibility.
1208.14.1 Special Local Conditions.
1209.0 Excess Flow Valve. 1209.1 General.
1210.0 Gas Piping Installation. 1210.1 Piping Underground.
1210.1.1 Cover Requirements.
1210.1.2 Trenches.
1210.1.2.1 Backfilling.
1210.1.3 Protection Against Corrosion.
1210.1.3.1 Zinc Coating.
1210.1.3.2 Underground Piping.
1210.1.3.3 Cathodic Protection.
1210.1.3.4 Sacrificial Anodes.
277 1210.1.3.5 System Failing Tests.
1210.1.3.6 Impressed Current Cathodic Protection
1210.1.3.7 Documentation.
1210.1.3.8 Dissimilar Metals.
1210.1.3.9 Steel Risers.
1210.1.4 Protection Against Freezing.
1210.1.5 Piping through Foundation Wall.
1210.1.6 Piping Underground Beneath Buildings.
1210.1.6.1 Conduit with One End Terminating Outdoors.
1210.1.6.2 Conduit with Both Ends Terminating Indoors.
1210.1.7 Plastic Piping.
1210.1.7.1 Connections Between Metallic and Plastic Piping.
1210.1.7.2 Tracer.
1210.2 Installation of Piping.
278 1210.2.1 Building Structure.
1210.2.2 Gas Piping to be Sloped.
1210.2.2.1 Ceiling Locations.
1210.2.3 Prohibited Locations.
1210.2.4 Hangers, Supports, and Anchors.
1210.2.4.1 Spacing.
1210.2.4.2 Expansion and Contraction.
1210.2.4.3 Piping on Roof Tops.
1210.3 Concealed Piping in Buildings.
1210.3.1 Connections.
1210.3.2 Piping in Partitions.
1210.3.3 Tubing in Partitions.
1210.3.4 Piping in Floors.
279 1210.4 Piping in Vertical Chases.
1210.4.1 Pressure Reduction.
1210.4.2 Chase Construction.
1210.4.3 Ventilation.
1210.5 Gas Pipe Turns.
1210.5.1 Metallic Pipe.
1210.5.2 Plastic Pipe.
1210.5.3 Elbows.
1210.6 Drips and Sediment Traps.
1210.6.1 Location of Drips.
1210.6.2 Sediment Traps.
1210.7 Outlets.
280 1210.7.1 Cap Outlets.
1210.7.2 Appliance Shutoff Valves.
1210.8 Branch Pipe Connection.
1210.9 Manual Gas Shutoff Valves.
1210.9.1 Valves Controlling Multiple Systems.
1210.9.2 Shutoff Valves for Multiple House Lines.
1210.9.3 Emergency Shutoff Valves.
1210.9.4 Shutoff Valve for Laboratories.
1210.10 Prohibited Devices.
1210.11 Systems Containing Gas-Air Mixtures Outside the Flammable Range.
1210.12 Systems Containing Flammable Gas-Air Mixtures.
1210.12.1 Required Components.
1210.12.2 Optional Components.
1210.12.3 Additional Requirements.
1210.12.4 Special Requirements for Mixing Blowers.
1210.12.5 Installation of Gas-Mixing Machines.
281 1210.12.6 Use of Automatic Firechecks, Safety Blowouts, or Backfire Preventers.
1211.0 Electrical Bonding and Grounding. 1211.1 Pipe and Tubing other than CSST.
1211.2 Bonding of CSST Gas Piping.
1211.2.1 Bonding Jumper Connection.
1211.2.2 Bonding Jumper Size.
1211.2.3 Bonding Jumper Length.
1211.2.4 Bonding Connections.
1211.2.5 Devices Used for Bonding.
282 1211.3 Prohibited Use.
1211.4 Lightning Protection System.
1211.5 Electrical Circuits.
1211.6 Electrical Connections.
1211.6.1 Safety Control.
1212.0 Appliance and Equipment Connections to Building Piping. 1212.1 Connecting Appliances and Equipment.
1212.1.1 Commercial Cooking Appliances.
1212.1.2 Restraint.
1212.2 Suspended Low-Intensity Infrared Tube Heaters.
1212.3 Use of Nonmetallic Gas Hose Connectors.
1212.3.1 Indoor.
1212.3.2 Outdoor.
1212.4 Injection (Bunsen) Burners.
283 1212.5 Connection of Portable and Mobile Industrial Gas Appliances.
1212.5.1 Swivel Joints or Couplings.
1212.5.2 Metal Flexible Connectors.
1212.5.3 Flexible Connectors.
1212.6 Appliance Shutoff Valves and Connections.
1212.7 Quick-Disconnect Devices.
1212.8 Gas Convenience Outlets.
1212.9 Sediment Trap.
1212.10 Installation of Piping.
1212.11 Liquefied Petroleum Gas Facilities and Piping
1213.0 Pressure Testing, Inspection, and Purging. 1213.1 Piping Installations.
1213.1.1 Inspection Requirements.
1213.1.2 Repairs and Additions.
284 1213.1.3 New Branches.
1213.1.4 Piping System.
1213.1.5 Regulators and Valves.
1213.1.6 Test Medium.
1213.2 Test Preparation.
1213.2.1 Pipe Joints.
1213.2.2 Expansion Joints.
1213.2.3 Appliances and Equipment.
1213.2.4 Designed for Operating Pressures Less Than Test Pressure.
1213.2.5 Designed for Operating Pressures Equal to or Greater Than Test Pressure.
1213.2.6 Safety.
1213.3 Test Pressure.
1213.4 Detection of Leaks and Defects.
1213.4.1 Detecting Leaks.
1213.4.2 Repair or Replace.
1213.5 Piping System Leak Test.
1213.5.1 Turning Gas On.
1213.5.2 Leak Check.
1213.5.3 Placing Appliances and Equipment in Operation.
1213.6 Purging Requirements.
285 1213.6.1 Piping Systems Required to be Purged Outdoors.
1213.6.1.1 Removal from Service.
1213.6.1.2 Removal of Piping.
1213.6.1.3 Placing in Operation.
1213.6.1.4 Outdoor Discharge of Purged Gases.
1213.6.1.5 Combustible Gas Indicator.
1213.6.2 Piping Systems Allowed to be Purged Indoors or Outdoors.
1213.6.2.1 Purging Procedure.
1213.6.2.2 Combustible Gas Detector.
286 1213.6.3 Purging Appliances and Equipment.
1214.0 Required Gas Supply. 1214.1 General.
1214.2 Volume.
1214.3 Gas Appliances.
1214.4 Size of Piping Outlets.
1215.0 Required Gas Piping Size. 1215.1 Pipe Sizing Methods.
1215.1.1 Longest Length Method.
1215.1.2 Branch Length Method.
1215.1.3 Hybrid Pressure.
1215.2 Tables for Sizing Gas Piping Systems.
1215.3 Sizing Equations.
287 1215.4 Sizing of Piping Sections.
1215.5 Engineering Methods.
1215.6 Variable Gas Pressure.
327 CHAPTER 13 HEALTH CARE FACILITIES AND MEDICAL GAS AND MEDICAL VACUUM SYSTEMS
1301.2 Where Not Applicable.
1301.3 Conflict of Requirements.
1301.4 Terms.
1301.5 Where Required.
1301.6 Existing Systems.
1302.0 Design Requirements. 1302.1 Building System Risk Categories.
1302.1.1 Risk Assessment.
1302.1.2 Documented Risk Assessment.
1302.2 Patient Care Spaces.
1302.3 Anesthesia.
1302.4 Wet Procedure Locations.
1303.0 Health Care Facilities. 1303.1 Drinking Fountain Control Valves.
1303.2 Psychiatric Patient Rooms.
1303.3 Locations for Ice Storage.
1303.4 Sterilizers and Bedpan Steamers.
1303.4.1 Drainage Connections.
328 1303.4.2 Vapor Vents and Stacks.
1303.5 Aspirators.
1303.6 Drains.
1303.7 Clinical Sinks.
1303.7.1 Drainage Connection.
1303.8 Water Supply for Hospitals.
1304.0 Medical Gas and Medical Vacuum Piping Systems 1304.1 General.
1304.2 Manufacturer’s Instructions.
1304.3 Category 2 Piped Medical Gas and Medical Vacuum.
1304.4 Category 3 Piped Medical Gas and Medical Vacuum.
1304.5 Certification of Systems.
1304.6 Construction Documents.
1304.6.1 Requirements.
1304.6.2 Extent of Work.
329 1304.6.3 Record.
1305.0 System Performance. 1305.1 Required Operating Pressures.
1305.2 Minimum Flow Rates.
1305.3 Minimum Station Outlets and Inlets.
1306.0 Qualifications of Installers. 1306.1 General.
1306.2 Brazing.
1306.2.1 Documentation.
1306.3 Health Care Organization Personnel.
1307.0 Brazing Procedures. 1307.1 General.
1307.2 Examination.
330 1307.3 Brazing Procedure Specification.
1307.4 Documentation.
1307.5 Procedures.
1307.6 Conditions of Acceptance.
1307.7 Qualifications.
1308.2 Cleaning.
1308.3 Delivery.
1308.4 Tubes for Medical Gas Systems.
331 1308.5 Tubes for Medical Vacuum Systems.
1308.6 Category 3 Systems.
1309.0 Joints and Connections. 1309.1 General.
1309.2 Changes in Direction.
1309.3 Medical Vacuum Systems.
1309.4 Brazed Joints and Fittings.
1309.4.1 Tube Joints.
1309.4.2 Filler Metals.
1309.4.3 Copper-to-Copper Joints.
1309.4.4 Accessible.
1309.5 Tube Ends.
332 1309.5.1 Cutting Wheels.
1309.5.2 Cut Ends.
1309.6 Cleaning Procedures.
1309.6.1 Exterior Surfaces.
1309.6.2 Interior Surfaces.
1309.6.3 Abrasive Pads.
1309.6.4 Prohibited.
1309.6.5 Wiped.
1309.6.6 Examination.
1309.6.7 On-Site Recleaning.
1309.6.8 Contaminated Materials.
1309.6.9 Timeframe for Brazing.
1309.7 Brazing Dissimilar Metals.
1309.7.1 Surface Cleaning.
1309.7.2 Flux.
1309.7.3 Short Sections of Copper.
1309.7.4 Flux-Coated Brazing Rods.
1309.8 Nitrogen Purge.
1309.8.1 Source.
1309.8.2 Flow Rate Control.
1309.8.3 Oxygen Analyzer.
1309.8.4 During Installation.
1309.8.5 Discharge Opening.
1309.8.6 Temperature of Joint.
1309.8.7 Opening to be Sealed.
333 1309.8.8 Final Brazed Connection.
1309.8.9 Final Tie-In Test.
1309.8.10 Autogenous Orbital Welding Process.
1309.9 Assembling and Heating Brazed Joints.
1309.9.1 Heating of Joint.
1309.10 Inspection of Brazed Joints.
1309.10.1 Where Flux is Used.
1309.10.2 Visually Inspected.
1309.10.3 Prohibited Brazed Joints.
1309.10.4 Defective Brazed Joints.
1309.11 Memory Metal Fittings.
1309.12 Axially Swaged Fittings.
1309.13 Threaded Fittings.
334 1309.14 Dielectric Fittings.
1309.15 Other Types of Fittings.
1309.16 Welded Joints.
1309.16.1 Qualifications.
1309.16.2 Welder Qualification Procedure.
1309.16.3 Purging of Joints.
1309.16.4 Test Coupons.
1309.17 Welding for Stainless Tube.
1309.18 Prohibited Joints.
1310.0 Installation of Piping. 1310.1 General.
1310.2 Required Pipe Sizing.
1310.2.1 Mains and Branches.
1310.2.2 Drops to Individual Stations.
1310.2.3 Runouts and Connecting Tubing.
1310.2.4 Maximum Demand.
1310.2.5 Sizing Procedures.
335 1310.2.6 Engineering Methods.
1310.3 Pipe Protection.
1310.3.1 Exposed Piping.
1310.3.2 Underground Piping.
1310.3.3 Frost Protection.
1310.4 Location of Piping.
1310.4.1 Prohibited Locations.
1310.4.2 Prohibited Contact with Oil.
1310.4.3 Approved Locations.
1310.5 Pipe Support.
1310.5.1 Hangers and Supports.
1310.5.2 Copper Tube.
1310.5.3 Damp Locations.
1310.5.4 Maximum Spacing.
336 1310.5.5 Seismic Provisions.
1310.6 Backfilling and Trenching.
1310.6.1 Conduit, Cover, or Enclosure.
1310.6.2 Excessive Stresses.
1310.6.3 Minimum Backfill.
1310.6.4 Trenches.
1310.6.5 Composition of Backfill.
1310.6.6 Marker.
1310.6.7 Warning.
1310.6.8 Wall Sleeve.
1310.7 Connectors.
1310.7.1 Flexible Connectors.
1310.7.2 Metallic Flexible Joints.
340 1310.8 Prohibited System Interconnections.
1310.8.1 Medical Gas and Medical Vacuum.
1310.8.2 Leak Testing.
1310.9 Changes in System Use.
1310.9.1 Medical Vacuum System.
1310.10 Breaching or Penetrating Medical Gas Piping
1310.11 Labeling, Identification and Operating Pressure
1310.11.1 Pipe Labeling.
1310.11.2 Location of Pipe Labeling.
1311.0 Valves. 1311.1 General.
341 1311.1.1 Security.
1311.1.2 Accessibility.
1311.1.3 Labeled.
1311.2 Source Valves.
1311.2.1 Location.
1311.3 Main Line Valve.
1311.3.1 Location.
1311.4 Riser Valves.
1311.5 Service Valves.
1311.5.1 Branch Piping.
1311.6 Zone Valves.
1311.6.1 Readily Operable.
1311.6.2 Arrangement.
1311.6.3 Indicators.
1311.6.4 Location.
1311.6.5 Special Installations.
1311.7 In-Line Shutoff Valves.
1311.8 Emergency Shutoff Valves.
342 1311.9 Valves for Future Connections.
1311.9.1 Downstream Piping.
1311.10 Identification of Shutoff Valves.
1311.10.1 Nonstandard Operating Pressures.
1311.10.2 Source Valves.
1311.10.3 Main Line Valves.
1311.10.4 Riser Valves.
1311.10.5 Service Valves.
1311.10.6 Zone Valve Box.
1312.2 Materials.
1312.3 Pressure-Relief Valve Requirements.
343 1313.0 Medical Air Supply Systems. 1313.1 Quality of Medical Air.
1313.2 Medical Air Compressors.
1313.2.1 Category 1 Medical Air Compressor.
1313.2.2 Required Components.
1313.3 Category 2 Medical Air Supply Systems.
1313.4 Category 3 Systems.
1313.5 Air Sources.
1313.5.1 Medical Air Compressor Source.
344 1313.5.2 Source of Dental Air Compressor Intake.
1313.6 Air Intakes.
1313.6.1 Location.
1313.6.2 Separate Compressors.
1313.6.3 Screening.
1313.7 Medical Air Receivers.
1313.7.1 Category 3 Dental Air.
1313.7.2 Valves.
1314.0 Medical Vacuum System. 1314.1 General.
1314.2 Medical-Surgical Vacuum Sources.
1314.2.1 Category 2 Medical-Surgical Vacuum.
345 1314.2.2 Category 3 Medical-Surgical Vacuum.
1314.3 Vacuum Pumps.
1314.4 Vacuum Receivers.
1314.5 Vacuum Source Exhausts.
1314.5.1 Location.
1314.5.2 Screening.
1314.5.3 Dips and Loops.
1314.5.4 Multiple Pumps.
1315.0 Pressure-Regulating Equipment. 1315.1 Where Required.
1315.2 Pressure Relief Valves.
1315.2.1 Category 3 Dental Air Pressure Relief Valve Discharge.
1315.2.2 Isolation.
1315.3 Pressure and Vacuum Indicator Locations.
346 1316.0 Station Outlets and Inlets. 1316.1 General.
1316.2 Required Valves.
1316.2.1 Secondary Valve.
1316.3 Post Installation.
1316.4 Identification.
1317.0 Warning Systems. 1317.1 Category 1.
1317.1.1 Master Alarm.
1317.2 Category 2 Systems.
347 1317.3 Category 3 Systems.
1317.4 Components.
1318.2 Breached Systems.
1318.3 Reports.
1318.4 Initial Piping Blowdown.
1318.4.1 Test Gas.
1318.5 Initial Pressure Tests – Medical Gas and Vacuum Systems.
1318.5.1 Shutoff Valve.
1318.5.2 Required Test Pressure.
1318.5.3 Leaks.
1318.6 Initial Pressure Test Category 3 Copper Piping Systems.
348 1318.7 Initial Leak Test – Category 3 Plastic Vacuum Piping Systems.
1318.8 Cross-Connection Tests – Medical Gas and Vacuum Systems.
1318.8.1 Atmospheric Pressure.
1318.8.2 Sources of Test Gas.
1318.8.3 System to be Charged.
1318.8.4 Check Outlets and Inlets.
1318.8.5 Repeat Test.
1318.8.6 Identification of System.
1318.8.7 Initial Cross-Connection Test – Category 3 Copper Piping Systems.
1318.8.8 Cross-Connection Test – Category 3 Plastic Vacuum Piping Systems.
349 1318.9 Standing Pressure Tests – for Positive Pressure Medical Gas Piping Systems.
1318.9.1 Time Frame for Testing.
1318.9.2 Source Valve.
1318.9.3 Length of Testing.
1318.9.4 Test Pressure.
1318.9.5 Conclusion of Test.
1318.9.6 Leaks.
1318.9.7 Proof of Testing.
1318.10 Standing Pressure Tests – Medical Vacuum Piping Systems.
1318.10.1 Timeframe for Testing.
1318.10.2 Length of Testing.
1318.10.3 Test Pressure.
1318.10.4 Disconnection of Testing Source.
1318.10.5 Conclusion of Test.
1318.10.6 Leaks.
1318.10.7 Proof of Testing.
1318.11 Standing Pressure Tests – for Category 3 Gas Powered Device Distribution Piping.
1318.12 Medical Gas Piping System Purge Tests.
1318.12.1 Procedure.
1318.12.2 Location.
1318.13 Category 3 Dental Air and Nitrogen Supply Systems Purge Tests.
350 1318.14 Operational Pressure Test.
1318.14.1 Test Gas.
1318.14.2 Medical Gas Outlets.
1318.14.3 Medical-Surgical Vacuum Inlets.
1318.14.4 Oxygen and Medical Air Outlets.
1318.15 Medical Gas Concentration Test.
1318.16 System Verification.
1318.16.1 Test Gas.
1318.16.2 Approved Tester.
1319.0 System Certification. 1319.1 Certification.
1319.2 Certification Tests.
1319.3 Report Items.
353 CHAPTER 14 FIRESTOP PROTECTION
1401.0 General. 1401.1 Applicability.
1402.0 Construction Documents. 1402.1 Penetrations.
1403.0 Installation. 1403.1 Materials.
1404.0 Combustible Piping Installations. 1404.1 General Requirements.
1404.2 Fire-Resistance Rating.
1404.3 Firestop Systems.
1404.4 Connections.
1404.5 Insulation and Coverings.
1404.6 Sleeves.
1405.0 Noncombustible Piping Installations. 1405.1 General Requirements.
1405.2 Fire-Resistance Rating.
1405.3 Firestop Systems.
1405.4 Connections.
354 1405.5 Unshielded Couplings.
1405.6 Sleeves.
1405.7 Insulation and Coverings.
1406.0 Required Inspection. 1406.1 General.
1406.2 Examination.
1406.3 Penetrations.
1406.4 Field Installations.
357 CHAPTER 15 ALTERNATE WATER SOURCES FOR NONPOTABLE APPLICATIONS
1501.0 General. 1501.1 Applicability
1501.1.1 Allowable Use of Alternate Water.
1501.2 System Design.
1501.3 Permit
1501.4 Component Identification.
1501.5 Maintenance and Inspection
358 1501.6 Operation and Maintenance Manual
1501.7 Minimum Water Quality Requirements
1501.8 Material Compatibility.
1501.10 System Controls.
1502.0. Inspection and Testing. 1502.1 General.
359 1502.2 Supply System Inspection and Test.
1502.3 Cross-Connection Inspection and Testing.
1502.3.1 Visual System Inspection.
1502.3.2 Cross-Connection Test.
1502.3.3 Discovery of Cross-Connection.
1502.3.4 Annual Inspection.
360 1502.4 Separation Requirements.
1502.5 Abandonment.
1502.5.1 General.
1502.5.2 Underground Tank.
1502.6 Sizing.
1503.0 Gray Water Systems
1503.1 General.
361 1503.2 System Requirements.
1503.2.1 Surge Capacity.
1503.2.2 Diversion.
1503.2.3 Backwater Valves.
1503.3 Connections to Potable and Reclaimed (Recycled Water Systems.
362 1503.4 Location.
1503.5 Plot Plan Submission.
1503.6 Prohibited Location.
1503.7 Drawings and Specifications.
363 1503.8 Procedure for Estimating Gray Water Discharge
1503.8.1
1503.8.2 Commercial, Industrial, and Institutional Occupancies.
1503.9 Gray Water System Components.
1503.9.1 Surge Tanks.
364 1503.9.2 Gray Water Pipe and Fitting Materials.
1504.0 Subsurface Irrigation System Zones. 1504.1 General.
1504.2 Required Area of Subsurface Irrigation Fields, Subsoil Irrigation Fields, and Mulch Basins.
1504.3 Determination of Maximum Absorption Capacity
1504.4 Groundwater Level.
366 1504.8 Gray Water System Color and Marking Information
1504.9 Other Collection and Distribution Systems.
1504.10 Testing.
1504.11 Maintenance.
1505.0 Recycled Water
1505.1 General.
367 1505.2 Permit.
1505.2.1 Plumbing Plan Submission.
1505.3 System Changes.
1505.4 Connections to Potable or Recycled Water
1505.5 Initial Cross-Connection Test.
1505.6 Recycled Water
1505.7 Recycled Water
1505.8 Valves.
368 1505.9 Hose Bibbs.
1505.10 Required Appurtenances.
1505.11
1505.12
1505.13 Inspection and Testing.
370 1506.0 On-Site Treated Nonpotable
1506.2 Plumbing Plan Submission.
1506.3 System Changes.
1506.4 Connections to Potable or Reclaimed (Recycled Water Systems.
1506.5 Initial Cross-Connection Test.
1506.6 On-Site Treated Nonpotable
371 1506.7 On-Site Treated Nonpotable
1506.8 On-Site Treated Nonpotable
1506.9 Design and Installation.
1506.9.1 Listing Terms and Installation Instructions
1506.9.2 Minimum Water Quality
1506.9.3 Deactivation and Drainage.
1506.9.4 Near Underground Potable Water Pipe.
1506.9.5 Required Filters.
1506.10 Valves.
1506.11 Signs.
1506.12 Inspection and Testing.
375 CHAPTER 16 NONPOTABLE RAINWATER CATCHMENT SYSTEMS
1601.0 General. 1601.1 Applicability.
1601.1.1 Allowable Use of Alternate Water.
1601.2 System Design.
1601.3 Permit.
1601.4 Component Identification.
1601.5 Maintenance and Inspection.
1601.6 Operation and Maintenance Manual.
376 1601.7 Minimum Water Quality Requirements.
1602.0 Nonpotable Rainwater Catchment Systems. 1602.1 General.
1602.2 Plumbing Plan Submission.
1602.3 System Changes.
1602.4 Connections to Potable or Reclaimed (Recycled Water Systems.
1602.5 Initial Cross-Connection Test.
1602.6 Sizing.
1602.7 Rainwater Catchment System Materials.
1602.7.1 Water Supply and Distribution Materials
1602.7.2 Rainwater Catchment System Drainage Materials.
1602.7.3 Storage Tanks.
1602.8 Rainwater Catchment System Color and Marking Information.
1602.9 Design and Installation.
1602.9.1 Outside Hose Bibbs.
377 1602.9.2 Deactivation and Drainage for CrossConnection Test.
1602.9.3 Rainwater Catchment System Surfaces.
1602.9.4 Other Surfaces.
1602.9.5 Prohibited Discharges.
1602.9.6 Minimum Water Quality.
1603.0 Rainwater Storage Tanks. 1603.1 General.
1603.2 Construction.
378 1603.3 Location.
1603.4 Above Grade.
1603.5 Below Grade.
1603.6 Drainage and Overflow.
1603.6.1 Overflow Outlet Size.
1603.7 Opening and Access Protection.
1603.8 Marking.
1603.9 Storage Tank Venting.
1603.10 Pumps.
1603.11 Roof Drains.
1603.12 Water Quality Devices and Equipment.
1603.13 Freeze Protection.
1603.14 Debris Removal.
1603.15 Required Filters.
1603.16 Roof Gutters.
1604.0 Signs. 1604.1 General.
379 1604.2 Commercial, Industrial, Institutional
1604.3 Equipment Room Signs.
1605.0 Inspection and Testing. 1605.1 General.
1605.2 Supply System Inspection and Test.
1605.3 Cross-Connection Inspection and Testing.
1605.3.1 Visual System Inspection.
1605.3.2 Cross-Connection Test.
1605.3.3 Discovery of Cross-Connection.
383 CHAPTER 17 REFERENCED STANDARDS
1701.0 General. 1701.1 Standards.
394 1701.2 Standards, Publications, Practices, and Guides.
401 APPENDICES
405 APPENDIX A
421 APPENDIX B
425 APPENDIX C
435 APPENDIX D
445 APPENDIX E
457 APPENDIX F
463 APPENDIX G
475 APPENDIX H
487 1.0 Scope. 1.1 General. 1.1.1
1.1.2
1.2 Terminology.
1.3 Amendments.
2.0 Reference Publications.
APPENDIX I
IAPMO IS 31-2014
488 3.0 Abbreviations.
4.0 General. 4.1 Tubing. 4.1.1
4.1.2
4.1.3
4.2 Fittings. 4.2.1 Cold-Expansion Fittings.
4.2.2 Crimp or Press Insert Fittings.
4.2.3 Compression Fittings.
4.3 Installation.
4.4 Tools.
4.5 Tubing Protection. 4.5.1 Abrasion.
4.5.2 Puncture.
5.0 Handling. 5.1 Receiving.
489 5.2 Storage and UV Exposure. 5.2.1
5.2.2
5.3 Exposure to Heat. 5.3.1
5.3.2
5.4 Exposure to Chemicals. 5.4.1
5.4.2
6.0 Thermal Expansion and Contraction. 6.1 Horizontal Tubing Runs.
6.2 Vertical Tubing Runs.
6.3 Clearance.
6.4 Expansion Arms and Expansion Loops. 6.4.1 Expansion Arms (See Figure 1). 6.4.1.1
6.4.1.2
490 6.4.2 Expansion Loops (See Figure 2). 6.4.2.1
6.4.2.2
7.0 Hangers and Supports. 7.1 Vertical Tubing.
7.2 Horizontal Tubing.
7.3 Anchors.
8.0 Joints and Connections. 8.1 Assembly Procedure.
8.2 Concealed Joints.
9.0 Clearances. 9.1 Gas Vents.
9.2 Recessed Light Fixtures.
9.3 Fluorescent Lighting.
10.0 Other Considerations. 10.1 Hot-Work Joints.
10.2 Bending Radius. 10.2.1
10.2.2
491 10.3 Directional Fittings.
10.4 Direct Burial.
10.5 Fire-Resistive Construction.
10.6 Sizing and Flow Velocities. 10.6.1
10.6.2
10.6.3
10.6.4
10.7 Installation Testing.
497 APPENDIX J
501 APPENDIX K
507 APPENDIX L
525 APPENDIX M
531 INDEX
555 HISTORY NOTE APPENDIX

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