TABLE OF CONTENTS Limitations of Authority...6 Table Swimming Pool, Spa, and Hot Tub Permit Fees...7

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1 TABLE OF CONTENTS CHAPTER 1 ADMINISTRATION General Title Scope Purpose Unconstitutional Validity Applicability Conflicts Between Codes Existing Installations Maintenance Additions, Alterations, or Repairs Health and Safety Changes in Building Occupancy Moved Structures Appendices Duties and Powers of the Authority Having Jurisdiction General Liability Applications and Permits Right of Entry Permits Permits Required Exempt Work Application for Permit Permit Issuance Fees Inspections and Testing General Required Inspection Testing of Systems Connection to Service Utilities Violations and Penalties General Notice of Correction or Violation Penalties Stop Orders Authority to Disconnect Utilities in Emergencies Authority to Condemn Board of Appeals General Limitations of Authority Table Swimming Pool, Spa, and Hot Tub Permit Fees CHAPTER 2 DEFINITIONS General Applicability Definition of Terms General CHAPTER 3 GENERAL REQUIREMENTS General Applicability Swimming Pools in Flood Hazard Areas General Requirements Minimum Standards Equipment Marking Standards Existing Buildings Alternate Materials and Methods of Construction Equivalency Testing Water Supply and Circulating System Pipe and Fitting Materials Materials Copper Tube Hard-Drawn Copper Tubing Flexible Copper Connectors Cast-Iron Fittings Malleable Iron Previously Used Piping and Tubing Plastic Materials Solder Lead Content Water Heating Equipment Dielectric Unions Water Supply and Circulating System Pipe Joints and Connections Asbestos Cement Pipe and Joints xiii

2 304.2 Brass Pipe and Joints Table Materials for Building Supply and Water Distribution Piping and Fittings Copper Pipe, Tubing, and Joints CPVC Plastic Pipe and Joints Ductile Iron Pipe and Joints Galvanized Steel Pipe and Joints PE Plastic Pipe/Tubing and Joints PE-AL-PE Plastic Pipe/Tubing and Joints PE-RT PEX Plastic Tubing and Joints PEX-AL-PEX Plastic Tubing and Joints Polypropylene (PP) Piping and Joints PVC Plastic Pipe and Joints Stainless Steel Pipe and Joints Joints Between Various Materials Drainage Pipe and Fitting Materials Materials Fittings Drainage Piping Unions Drainage Pipe Joints and Connections ABS and ABS Co-Extruded Plastic Pipe and Joints Table Materials for Drain, Waste, Vent Pipe and Fittings Asbestos Cement Pipe and Joints Brass Pipe and Joints Cast-Iron Pipe and Joints Copper Pipe (DWV) and Joints Galvanized Steel Pipe and Joints PVC and PVC Co-Extruded Plastic Pipe and Joining Methods Stainless Steel Pipe and Joints Vitrified Clay Pipe and Joints Joints Between Various Materials Workmanship and Installation Practices Non-Threaded Plastic Piping Threaded Plastic Piping Bends in Plastic Piping Bends in Copper Tubing Protection of Circulating Piping Burred Ends Screwed Fittings Increasers and Reducers Prohibited Fittings and Practices Drainage and Vent Piping Dissimilar Metals Direction of Flow Protection of Piping, Materials, and Structures Installation Building Sewer and Drainage Piping Corrosion, Erosion, and Mechanical Damage Protectively Coated Pipe Freezing Protection Fire-Resistant Construction Waterproofing of Openings Steel Nail Plates Sleeves Structural Members Rodentproofing Trenching, Excavation, and Backfill Trenches Tunneling and Driving Open Trenches Excavations Tests and Test Gauges Approval of Swimming Pool, Spa, and Hot Tub Piping Approval of Drainage and Vent Piping Dial Gauges Pressure Tests (10 psi or less) Pressure Tests (greater than 10 psi to 100 psi) Pressure Tests (exceeding 100 psi) Pressure Range Final Inspection General xiv

3 CHAPTER 4 DESIGN, MATERIALS, AND METHODS OF CONSTRUCTION General Applicability Part I Swimming Pools General Requirements Installation Methods of Construction Structural Design Testing Dimensions Floor Slopes Floor and Wall Slopes Markings Maximum Bather Load Wading Pools General Gates Water Depth Walls Markings Floor Slope Part II Spas and Hot Tubs General Hydrostatic Relief Design Maximum Water Temperature Water Depth Maximum Bather Load Floor Slope Depth of Seating Finishes and Surfaces Handholds Markings Ventilation Part III Public Facilties and Decks General Accessible Facilities Toilet Facilities General Occupant Load Table Minimum Number of Plumbing Fixtures Privacy Floors Walls Hardware Access to Fixtures Public and Employee Use Installation Water Closets Application Water Consumption Water Closet Seats Urinals Application Water Consumption Nonwater Urinals Lavatories Application Water Consumption Limitation of Hot Water Temperature for Public Lavatories Showers Application Water Consumption Individual Shower and Tub- Shower Combination Control Valves Shower Compartments Public Shower Floors Location of Valves and Heads Water Supply Riser Drinking Fountains General Floor Drains General Hose Bibbs General Lightning Protection Systems General Testing Decks General Public Spas and Hot Tubs Deck Drainage CHAPTER 5 WATER QUALITY General Applicability Sizing for Velocity xv

4 502.1 General Circulating Piping System Turnover Time General Valves Fullway Valves Below the Overflow Rim Grade Check Valves Multiport Valves Size Water Supply Inlets and Connections Vacuum Breakers Backflow Protection Manual Override Water Supply Connections Filters Rapid Sand Filters High-Rate Sand Filters Diatomite Type Filters Cartridge Filters Operating Instructions Pressure Filter System Chlorinators General Protection Against Gas Siphoning Ventilation Chlorine Equipment Design Storage Shut Off Chlorine Feeding Device Design Type of Feeding Device Chlorinator Design Interlocked Scale Pool, Spa, and Hot Tub Fittings General Listed Surface Skimmers Perimeter Overflow Systems Pool, Spa, and Hot Tub Outlets Wastewater Disposal General Direct Connection Traps Availability of a Public Sewer or Storm Drain Used for Irrigation Drywells Separation Tank Deck Drain Piping Materials Located in the Interior of a Building Located from the Exterior of a Building Protection from Damage Concealed Locations Strainers CHAPTER 6 EQUIPMENT General Applicability Accessibility and Clearances Location of Equipment Electrical Systems General Equipment Foundations and Enclosures General Wooden Hot Tubs Pumps Strainers Base Design Capacity Diving Equipment General Diving Boards Diving Stands, Stairs, and Ladders Guardrails Slides General CHAPTER 7 WATER HEATING EQUIPMENT AND VENTS General Applicability Permits General Inspections Inspection of Chimneys or Vents Final Water Heating Equipment Inspection xvi

5 704.0 Water Heating Equipment Requirements General Clearance Pressure-Limiting Devices Temperature-Limiting Devices Temperature, Pressure, and Vacuum Relief Devices Gas-Fired Water Heating Equipment Approval Requirements General Reconditioned Equipment Other Types of Swimming Pool, Spa, and Hot Tub Water Heating Equipment General Safety Devices Oil-Fired Water Heating Equipment Solar Pool, Spa, and Hot Tub Water Heating Equipment Electric Water Heating Equipment Heat Pump Water Heating Equipment Installation Requirements for Water Heating Equipment Condensation Check Valve Inlet and Outlet Piping Pit Installation Unions Valves Air for Combustion and Ventilation General Indoor Combustion Air Indoor Opening Size and Location Outdoor Combustion Air Combination Indoor and Outdoor Combustion Air Engineered Installations Mechanical Combustion Air Supply Louvers, Grilles and Screens Combustion Air Ducts Other Water Heating Equipment Installation Requirements Dielectric Insulator Seismic Provisions Ground Support Drainage Pan Relief Valve Discharge Added or Converted Appliances Types of Gases Flammable Vapors Installation in Garages Installation in Parking Structures Venting of Flue Gases Extra Device or Attachment Adequate Capacity of Piping Avoiding Strain on Gas Piping Gas Appliance Pressure Regulators Venting of Gas Appliance Pressure Regulators Bleed Lines for Diaphragm-Type Valves Combination of Appliances Installation Instructions Protection of Outdoor Appliances Accessibility for Service Appliances on Roofs General Installation of Appliances on Roofs Access to Equipment and Appliances on Roofs Appliances in Attics Venting of Appliances Minimum Safe Performance Specification for Venting Design and Construction Type of Venting System to be Used Table Type of Venting System to be Used Masonry, Metal, and Factory-Built Chimneys Gas Vents Table Roof Pitch Height Single-Wall Metal Pipe Table Clearance for Connectors Table (1) Reduction of Clearances with Specified Forms of Protection Through-the-Wall Vent Termination xvii

6 711.9 Condensation Drain Vent Connectors for Category I Appliances Table Minimum Thickness for Galvanized Steel Vent Connectors for Low-Heat Appliances Table (1) Minimum Thickness for Steel Vent Connectors for Medium- Heat Appliances and Commercial and Industrial Incinerators Draft Hoods and Draft Controls Manually Operated Dampers Automatically Operated Vent Dampers Obstructions Sizing of Category I Venting Systems Installation Additional Requirements to Multiple Appliance Vent Table 712.2(1) through Table 712.2(9) Table Vent Connector Maximum Length Direct-Vent Appliances General Table (1) Type B Double-Wall Gas Vent Table (2) Type B Double-Wall Gas Vent Table (3) Masonry Chimney Table (4) Masonry Chimney Table (5) Single-Wall Metal Pipe or Type B Asbestos Cement Vent...74 Table (6) Exterior Masonry Chimney Table 712.2(1) Type B Double-Wall Vent Table 712.2(2) Type B Double-Wall Vent Table 712.2(3) Masonry Chimney Table 712.2(4) Masonry Chimney Table 712.2(5) Single-Wall Metal Pipe or Type B Asbestos Cement Vent Table 712.2(6) Exterior Masonry Chimney Table 712.2(7) Exterior Masonry Chimney Table 712.2(8) Exterior Masonry Chimney Table 712.2(9) Exterior Masonry Chimney CHAPTER 8 FUEL GAS PIPING General Applicability Plans Required General Requirements Workmanship and Defects Strained Piping Defective Pipe Protective Coating Inspection Inspection Notification Excavation Type of Inspections Inspection Waived Certificate of Inspection Issuance Unlawful Authority to Render Gas Service Authorized Personnel Outlets Authority to Disconnect Disconnection Notice Capped Outlets Temporary Use of Gas General Gas Piping System Design, Materials, and Components Installation of Piping System Provision for Location of Point of Delivery Interconnections Between Gas Piping Systems Sizing of Gas Piping Systems Acceptable Piping Materials and Joining Methods Table Specifications for Threading Metallic Pipe Gas Meters Gas Pressure Regulators Shutoff Valves Excess Flow Valve Expansion and Flexibility Gas Piping Installation Piping Underground Installation of Piping Table Support of Piping Concealed Piping in Buildings Piping in Vertical Chases Appliance Overpressure Protection Gas Pipe Turns xviii

7 810.7 Drips and Sediment Traps Outlets Branch Pipe Connection Manual Gas Shutoff Valves Prohibited Devices Electrical Bonding and Grounding Electrical Circuits Electrical Connections Appliance Connections to Building Piping Connecting Gas Appliances Appliance Shutoff Valves and Connections Quick-Disconnect Devices Gas Convenience Outlets Sediment Trap Installation of Piping Liquefied Petroleum Gas Facilities and Piping General Pressure Testing and Inspection Piping Installations Test Preparation Test Pressure Detection of Leaks and Defects Piping System Leak Test Purging Requirements Table Size and Length of Piping Required Gas Supply General Volume Gas Appliances Size of Piping Outlets Required Gas Piping Size Pipe Sizing Methods Tables for Sizing Gas Piping Systems Sizing Equations Table Cr and Y for Natural Gas and Undiluted Propane at Standard Conditions Sizing of Piping Sections Engineering Methods Variable Gas Pressure Table 815.2(1) Schedule 40 Metallic Pipe Table 815.2(2) Schedule 40 Metallic Pipe Table 815.2(3) Schedule 40 Metallic Pipe Table 815.2(4) Schedule 40 Metallic Pipe Table 815.2(5) Schedule 40 Metallic Pipe Table 815.2(6) Schedule 40 Metallic Pipe Table 815.2(7) Semi-Rigid Copper Tubing Table 815.2(8) Semi-Rigid Copper Tubing Table 815.2(9) Semi-Rigid Copper Tubing Table 815.2(10) Semi-Rigid Copper Tubing Table 815.2(11) Semi-Rigid Copper Tubing Table 815.2(12) Semi-Rigid Copper Tubing Table 815.2(13) Semi-Rigid Copper Tubing Table 815.2(14) Corrugated Stainless Steel Tubing (CSST) Table 815.2(15) Corrugated Stainless Steel Tubing (CSST) Table 815.2(16) Corrugated Stainless Steel Tubing (CSST) Table 815.2(17) Corrugated Stainless Steel Tubing (CSST) Table 815.2(18) Corrugated Stainless Steel Tubing (CSST) Table 815.2(19) Polyethylene Plastic Pipe Table 815.2(20) Polyethylene Plastic Pipe Table 815.2(21) Polyethylene Plastic Pipe Table 815.2(22) Polyethylene Plastic Tubing Table 815.2(23) Polyethylene Plastic Tubing Table 815.2(24) Schedule 40 Metallic Pipe Table 815.2(25) Schedule 40 Metallic Pipe Table 815.2(26) Schedule 40 Metallic Pipe Table 815.2(27) Schedule 40 Metallic Pipe Table 815.2(28) Semi-Rigid Copper Tubing Table 815.2(29) Semi-Rigid Copper Tubing Table 815.2(30) Semi-Rigid Copper Tubing Table 815.2(31) Corrugated Stainless Steel Tubing (CSST) Table 815.2(32) Corrugated Stainless Steel Tubing (CSST) Table 815.2(33) Corrugated Stainless Steel Tubing (CSST) Table 815.2(34) Polyethylene Plastic Pipe Table 815.2(35) Polyethylene Plastic Pipe Table 815.2(36) Polyethylene Plastic Tubing CHAPTER 9 SAFETY General Applicability Means of Entry and Exit Including Steps, Ladders, and Stairs xix

8 902.1 Swimming Pools Spas and Hot Tubs Ladder, Step, and Stair Construction Hand Railings Barrier Requirements General Barrier Location Barrier Height Access Gates or Doors Barrier Wall Aboveground Barrier Indoor Swimming Pool Electrical Safety General Grounding Bonding GFCI Protection Emergency Shutoff for Public Swimming Pools, Spas, and Hot Tubs Signage General Safety Covers General Chemicals General Water Clarity General Parameters Life Safety and Rescue Equipment General Equipment USEFUL TABLES INDEX CHAPTER 10 REFERENCED STANDARDS General Standards Table Referenced Standards APPENDICES TABLE OF CONTENTS Appendix A Water Chemistry Appendix B Sizing of Venting Systems and Combination Indoor/Outdoor Combustion and Ventilation Openings Appendix C Energy Efficiency xx