chapter 10 means of egress. . . . . . . . . . . . . 253

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CHAPTER 1 SCOPE AND ADMINISTRATION . . . . 1

CHAPTER 2 DEFINITIONS . . . . . . . . . . . . . . . . . . . . 11

CHAPTER 3 OCCUPANCYCLASSIFICATION AND USE . . . . . . . 43

CHAPTER 4 SPECIAL DETAILED REQUIREMENTS BASED ON OCCUPANCY AND USE . . . . . . . . 53

CHAPTER 5 GENERAL BUILDINGHEIGHTS AND AREAS . . . . . . . . . . . 101

Copyright © 2019 ICC & NYSDOS. ALL RIGHTS RESERVED. (PDT) pursuant to License Agreement with ICC & NYSDOS. No further reproduction, no

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CHAPTER 6 TYPES OF CONSTRUCTION . . . . . . 117

CHAPTER 7 FIRE AND SMOKEPROTECTION FEATURES . . . . . . . . 121

CHAPTER 8 INTERIOR FINISHES. . . . . . . . . . . . . 209

CHAPTER 9 FIRE PROTECTION AND LIFE SAFETY SYSTEMS. . . . . 215

CHAPTER 10 MEANS OF EGRESS. . . . . . . . . . . . . 253


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CHAPTER 11 ACCESSIBILITY . . . . . . . . . . . . . . . . 299

CHAPTER 12 INTERIOR ENVIRONMENT. . . . . . 315

CHAPTER 13 ENERGY EFFICIENCY . . . . . . . . . . . 321

CHAPTER 14 EXTERIOR WALLS . . . . . . . . . . . . . 323

CHAPTER 15 ROOF ASSEMBLIES ANDROOFTOP STRUCTURES. . . . . . . . 335

CHAPTER 16 STRUCTURAL DESIGN . . . . . . . . . 355


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CHAPTER 17 SPECIAL INSPECTIONSAND TESTS. . . . . . . . . . . . . . . . . . . . . 387

CHAPTER 18 SOILS AND FOUNDATIONS. . . . . . 401

CHAPTER 19 CONCRETE . . . . . . . . . . . . . . . . . . . . 431

CHAPTER 20 ALUMINUM . . . . . . . . . . . . . . . . . . . . 437

CHAPTER 21 MASONRY . . . . . . . . . . . . . . . . . . . . . 439

CHAPTER 22 STEEL . . . . . . . . . . . . . . . . . . . . . . . . . 451

CHAPTER 23 WOOD . . . . . . . . . . . . . . . . . . . . . . . . . 455


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CHAPTER 24 GLASS AND GLAZING . . . . . . . . . . 527

CHAPTER 25 GYPSUM BOARD, GYPSUM PANEL PRODUCTSAND PLASTER. . . . . . . . . . . . . . . . . . 535

CHAPTER 26 PLASTIC . . . . . . . . . . . . . . . . . . . . . . . 541

CHAPTER 27 ELECTRICAL . . . . . . . . . . . . . . . . . . 555

CHAPTER 28 MECHANICAL SYSTEMS . . . . . . . 557

CHAPTER 29 PLUMBING SYSTEMS. . . . . . . . . . . 559

CHAPTER 30 ELEVATORS ANDCONVEYING SYSTEMS . . . . . . . . . 565

CHAPTER 31 SPECIAL CONSTRUCTION . . . . . . 573


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CHAPTER 32 ENCROACHMENTS INTO THEPUBLIC RIGHT-OF-WAY . . . . . . . . 581

CHAPTER 33 SAFEGUARDS DURINGCONSTRUCTION . . . . . . . . . . . . . . . 583

CHAPTER 34 RESERVED . . . . . . . . . . . . . . . . . . . . . 587

CHAPTER 35 REFERENCED STANDARDS . . . . . 589

APPENDIX A EMPLOYEE QUALIFICATIONS . . . . . . . . . . . . . . 619

APPENDIX B RESERVED . . . . . . . . . . . . . . . . . . . . . 621

APPENDIX C GROUP U—AGRICULTURALBUILDINGS . . . . . . . . . . . . . . . . . . . . 623

APPENDIX D FIRE DISTRICTS . . . . . . . . . . . . . . . 625

APPENDIX E SUPPLEMENTARY ACCESSIBILITYREQUIREMENTS . . . . . . . . . . . . . . . 629

APPENDIX F RODENTPROOFING . . . . . . . . . . . . 635

APPENDIX G FLOOD-RESISTANTCONSTRUCTION . . . . . . . . . . . . . . . 637


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APPENDIX H SIGNS. . . . . . . . . . . . . . . . . . . . . . . . . . 643

APPENDIX I PATIO COVERS . . . . . . . . . . . . . . . . 647

APPENDIX J GRADING . . . . . . . . . . . . . . . . . . . . . . 649

APPENDIX K ADMINISTRATIVE PROVISIONS . . . . . . . . . . . . . . . . . . . 653

APPENDIX L EARTHQUAKE RECORDINGINSTRUMENTATION . . . . . . . . . . . 657

APPENDIX M TSUNAMI-GENERATED FLOOD HAZARD . . . . . . . . . . . . . . . 659

APPENDIX N REPLICABLE BUILDINGS. . . . . . . 661


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APPENDIX O ASSISTIVE LISTENING SYSTEMS PERFORMANCE STANDARDS. . . 663

APPENDIX P DIAPER CHANGING STATIONS. . . . . . . . . . . . . . . . . . . . . . 665

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 669


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CHAPTER 2 DEFINITIONS . . . . . . . . . . . . . . . . . . . . . 9

CHAPTER 3 PROVISIONS FOR ALLCOMPLIANCE METHODS . . . . . . . . . 13

CHAPTER 4 REPAIRS . . . . . . . . . . . . . . . . . . . . . . . . . 19

CHAPTER 5 PRESCRIPTIVE COMPLIANCE METHOD . . . . . . . . . . 21

CHAPTER 6 CLASSIFICATION OF WORK. . . . . . 29

CHAPTER 7 ALTERATIONS—LEVEL 1 . . . . . . . . 31

CHAPTER 8 ALTERATIONS—LEVEL 2 . . . . . . . . 35


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CHAPTER 9 ALTERATIONS—LEVEL 3. . . . . . . . . 47

CHAPTER 10 CHANGE OF OCCUPANCY . . . . . . . 51

CHAPTER 11 ADDITIONS . . . . . . . . . . . . . . . . . . . . . 57

CHAPTER 12 HISTORIC BUILDINGS . . . . . . . . . . . 59

CHAPTER 13 PERFORMANCE COMPLIANCE METHODS . . . . . . . . 63

CHAPTER 14 RELOCATED OR MOVED BUILDINGS . . . . . . . . . . . . . 75

CHAPTER 15 CONSTRUCTIONSAFEGUARDS . . . . . . . . . . . . . . . . . . . 77

CHAPTER 16 REFERENCED STANDARDS . . . . . . 81

APPENDIX A GUIDELINES FORTHE SEISMIC RETROFITOF EXISTING BUILDINGS. . . . . . . . 85

CHAPTER A1 SEISMIC STRENGTHENINGPROVISIONS FOR UNREINFORCEDMASONRY BEARING WALLBUILDINGS . . . . . . . . . . . . . . . . . . . . . 85


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CHAPTER A2 EARTHQUAKE HAZARDREDUCTION IN EXISTINGREINFORCED CONCRETE ANDREINFORCED MASONRY WALLBUILDINGS WITH FLEXIBLEDIAPHRAGMS . . . . . . . . . . . . . . . . . . 101

CHAPTER A3 PRESCRIPTIVE PROVISIONS FOR SEISMIC STRENGTHENING OF CRIPPLE WALLS AND SILL PLATE ANCHORAGE OF LIGHT, WOOD-FRAME RESIDENTIAL BUILDINGS . . . . . . 105

CHAPTER A4 EARTHQUAKE RISKREDUCTION IN WOOD-FRAMERESIDENTIAL BUILDINGSWITH SOFT, WEAK OROPEN FRONT WALLS . . . . . . . . . . . 123

CHAPTER A5 REFERENCED STANDARDS . . . . . 127

APPENDIX B SUPPLEMENTARY ACCESSIBILITY REQUIREMENTS FOR EXISTING BUILDINGS AND FACILITIES . . . . . . . . . . . . . . . 129

APPENDIX C GUIDELINES FOR THE WIND RETROFIT OF EXISTING BUILDINGS . . . . . . . . . . 131

CHAPTER C1 GABLE END RETROFIT FOR HIGH-WIND AREAS. . . . . . . . 131

CHAPTER C2 ROOF DECK FASTENINGFOR HIGH-WIND AREAS. . . . . . . . 153

APPENDIX D DIAPER CHANGING STATIONS . . . . . . . . . . . . . . . . . . . . . 155


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RESOURCE A GUIDELINES ON FIRE RATINGS OF ARCHAIC MATERIALS AND ASSEMBLIES . . . . . . . . . . . . . . . . . . . 159

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299


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CHAPTER 3 GENERAL REGULATIONS . . . . . . . . 21

CHAPTER 4 VENTILATION . . . . . . . . . . . . . . . . . . . 31

CHAPTER 5 EXHAUST SYSTEMS . . . . . . . . . . . . . . 41

CHAPTER 6 DUCT SYSTEMS . . . . . . . . . . . . . . . . . . 69

CHAPTER 7 COMBUSTION AIR . . . . . . . . . . . . . . . 81

CHAPTER 8 CHIMNEYS AND VENTS . . . . . . . . . . 83


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CHAPTER 9 SPECIFIC APPLIANCES, FIREPLACES AND SOLID FUEL-BURNING EQUIPMENT . . . . . 89

CHAPTER 10 BOILERS, WATER HEATERSAND PRESSURE VESSELS . . . . . . . . 95

CHAPTER 11 REFRIGERATION . . . . . . . . . . . . . . . 99

CHAPTER 12 HYDRONIC PIPING . . . . . . . . . . . . . 113

CHAPTER 13 FUEL OIL PIPING AND STORAGE . . . . . . . . . . . . . . . . . 121


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CHAPTER 14 SOLAR THERMAL SYSTEMS . . . . 125


APPENDIX A CHIMNEY CONNECTOR PASS-THROUGHS. . . . . . . . . . . . . . . 143

APPENDIX B RESERVED . . . . . . . . . . . . . . . . . . . . . 145

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147


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CHAPTER 4 FIXTURES, FAUCETS AND FIXTURE FITTINGS. . . . . . . . . . 25

CHAPTER 5 WATER HEATERS. . . . . . . . . . . . . . . . 37

CHAPTER 6 WATER SUPPLY AND DISTRIBUTION. . . . . . . . . . . . . . 41


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CHAPTER 7 SANITARY DRAINAGE. . . . . . . . . . . . 59

CHAPTER 8 INDIRECT/SPECIAL WASTE. . . . . . . 71

CHAPTER 9 VENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

CHAPTER 10 TRAPS, INTERCEPTORS AND SEPARATORS . . . . . . . . . . . . . . 83

CHAPTER 11 STORM DRAINAGE. . . . . . . . . . . . . . 87


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CHAPTER 12 SPECIAL PIPING ANDSTORAGE SYSTEMS . . . . . . . . . . . . . 93

CHAPTER 13 NONPOTABLE WATER SYSTEMS . . . . . . . . . . . . . . . 95

CHAPTER 14 SUBSURFACE LANDSCAPEIRRIGATION SYSTEMS . . . . . . . . . 103


APPENDIX A RESERVED. . . . . . . . . . . . . . . . . . . . . 123

APPENDIX B RATES OF RAINFALL FOR VARIOUS CITIES . . . . . . . . . . 125

APPENDIX C STRUCTURAL SAFETY . . . . . . . . . 127

APPENDIX D DEGREE DAY AND DESIGN TEMPERATURES. . . . . . . 129

APPENDIX E SIZING OF WATER PIPING SYSTEM. . . . . . . . . . . . . . . . 131

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153


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CHAPTER 4 GAS PIPING INSTALLATIONS . . . . . 29

CHAPTER 5 CHIMNEYS AND VENTS . . . . . . . . . . 83

CHAPTER 6 SPECIFIC APPLIANCES. . . . . . . . . . 121


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CHAPTER 7 GASEOUS HYDROGENSYSTEMS . . . . . . . . . . . . . . . . . . . . . . . 131

CHAPTER 8 REFERENCED STANDARDS . . . . . . 135

APPENDIX A SIZING AND CAPACITIES OF GAS PIPING . . . . . . . . . . . . . . . . . . . . 141

APPENDIX B SIZING OF VENTING SYSTEMSSERVING APPLIANCESEQUIPPED WITH DRAFTHOODS, CATEGORY IAPPLIANCES AND APPLIANCESLISTED FOR USE WITH TYPE B VENTS. . . . . . . . . . . . . . . . . 151

APPENDIX C EXIT TERMINALS OFMECHANICAL DRAFT ANDDIRECT-VENT VENTINGSYSTEMS . . . . . . . . . . . . . . . . . . . . . . 161

APPENDIX D RECOMMENDED PROCEDUREFOR SAFETY INSPECTION OFAN EXISTING APPLIANCEINSTALLATION . . . . . . . . . . . . . . . . 163

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169


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Part I—Administrative. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1


CHAPTER 2 DEFINITIONS . . . . . . . . . . . . . . . . . . . . 11

Part II—General Safety Provisions . . . . . . . . . . . . . . . . . 47

CHAPTER 3 GENERAL REQUIREMENTS. . . . . . . 47

CHAPTER 4 EMERGENCY PLANNINGAND PREPAREDNESS. . . . . . . . . . . . . 59

Part III—Building and Equipment Design Features . . . 69

CHAPTER 5 FIRE SERVICE FEATURES . . . . . . . . 69

CHAPTER 6 BUILDING SERVICESAND SYSTEMS . . . . . . . . . . . . . . . . . . . 77


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CHAPTER 7 FIRE AND SMOKE PROTECTION FEATURES . . . . . . . . . 87

CHAPTER 8 INTERIOR FINISH,DECORATIVE MATERIALS AND FURNISHINGS . . . . . . . . . . . . . . . 89

CHAPTER 9 FIRE PROTECTION AND LIFE SAFETY SYSTEMS. . . . . . . . . . . 99

CHAPTER 10 MEANS OF EGRESS. . . . . . . . . . . . . 149


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CHAPTER 11 CONSTRUCTION REQUIREMENTS FOR EXISTING BUILDINGS . . . . . . . . . . 199

CHAPTER 12 ENERGY SYSTEMS. . . . . . . . . . . . . . 215

CHAPTERS 13 through 19 RESERVED . . . . . . . . . . . 235

Part IV—Special Occupancies and Operations . . . . . . . 237

CHAPTER 20 AVIATION FACILITIES . . . . . . . . . 237

CHAPTER 21 DRY CLEANING . . . . . . . . . . . . . . . . 245

CHAPTER 22 COMBUSTIBLE DUST-PRODUCING OPERATIONS . . . . . 249

CHAPTER 23 MOTOR FUEL-DISPENSINGFACILITIES AND REPAIRGARAGES. . . . . . . . . . . . . . . . . . . . . . 251

CHAPTER 24 FLAMMABLE FINISHES . . . . . . . . 267


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CHAPTER 25 FRUIT AND CROP RIPENING . . . . 279

CHAPTER 26 FUMIGATION ANDINSECTICIDAL FOGGING . . . . . . . 281

CHAPTER 27 SEMICONDUCTORFABRICATION FACILITIES . . . . . 283

CHAPTER 28 LUMBER YARDS ANDAGRO-INDUSTRIAL,SOLID BIOMASS ANDWOODWORKING FACILITIES. . . 293

CHAPTER 29 MANUFACTURE OFORGANIC COATINGS. . . . . . . . . . . 297

CHAPTER 30 INDUSTRIAL OVENS . . . . . . . . . . . 301

CHAPTER 31 TENTS, TEMPORARY SPECIAL EVENT STRUCTURES AND OTHERMEMBRANE STRUCTURES . . . . . 303


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CHAPTER 32 HIGH-PILEDCOMBUSTIBLE STORAGE . . . . . . 311

CHAPTER 33 FIRE SAFETY DURINGCONSTRUCTION ANDDEMOLITION . . . . . . . . . . . . . . . . . . 329

CHAPTER 34 TIRE REBUILDINGAND TIRE STORAGE. . . . . . . . . . . . 333

CHAPTER 35 WELDING ANDOTHER HOT WORK . . . . . . . . . . . . 335

CHAPTER 36 MARINAS . . . . . . . . . . . . . . . . . . . . . . 339

CHAPTER 37 COMBUSTIBLE FIBERS . . . . . . . . . 341

CHAPTER 38 HIGHER EDUCATIONLABORATORIES . . . . . . . . . . . . . . . . 343


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CHAPTER 39 PROCESSING AND EXTRACTIONFACILITITES . . . . . . . . . . . . . . . . . . . 347

CHAPTER 40 SUGARHOUSE ALTERNATIVEACTIVITY PROVISIONS. . . . . . . . . 349


Part V—Hazardous Materials. . . . . . . . . . . . . . . . . . . . . 357

CHAPTER 50 HAZARDOUS MATERIALS—GENERAL PROVISIONS . . . . . . . . . 357

CHAPTER 51 AEROSOLS. . . . . . . . . . . . . . . . . . . . . 383

CHAPTER 52 RESERVED . . . . . . . . . . . . . . . . . . . . 389

CHAPTER 53 COMPRESSED GASES . . . . . . . . . . 391

CHAPTER 54 CORROSIVE MATERIALS. . . . . . . 399

CHAPTER 55 CRYOGENIC FLUIDS . . . . . . . . . . . 401

CHAPTER 56 EXPLOSIVESAND FIREWORKS . . . . . . . . . . . . . . 407


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CHAPTER 57 FLAMMABLE ANDCOMBUSTIBLE LIQUIDS . . . . . . . . 427

CHAPTER 58 FLAMMABLE GASESAND FLAMMABLECRYOGENIC FLUIDS . . . . . . . . . . . 469

CHAPTER 59 FLAMMABLE SOLIDS. . . . . . . . . . . 475

CHAPTER 60 HIGHLY TOXIC ANDTOXIC MATERIALS . . . . . . . . . . . . 477

CHAPTER 61 LIQUEFIEDPETROLEUM GASES. . . . . . . . . . . . 485

CHAPTER 62 ORGANIC PEROXIDES. . . . . . . . . . 491

CHAPTER 63 OXIDIZERS, OXIDIZINGGASES AND OXIDIZINGCRYOGENIC FLUIDS . . . . . . . . . . . 495

CHAPTER 64 PYROPHORIC MATERIALS . . . . . 499

CHAPTER 65 PYROXYLIN (CELLULOSENITRATE) PLASTICS . . . . . . . . . . . 501


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CHAPTER 66 UNSTABLE(REACTIVE) MATERIALS . . . . . . . 503

CHAPTER 67 WATER-REACTIVESOLIDS AND LIQUIDS. . . . . . . . . . . 505


Part VI—Referenced Standards . . . . . . . . . . . . . . . . . . . 509


Part VII—Appendices . . . . . . . . . . . . . . . . . . . . . . . . . . . 525

APPENDIX A RESERVED. . . . . . . . . . . . . . . . . . . . . 525

APPENDIX B FIRE-FLOW REQUIREMENTSFOR BUILDINGS . . . . . . . . . . . . . . . 527

APPENDIX C FIRE HYDRANT LOCATIONSAND DISTRIBUTION . . . . . . . . . . . . 531

APPENDIX D FIRE APPARATUSACCESS ROADS . . . . . . . . . . . . . . . . 533

APPENDIX E HAZARD CATEGORIES . . . . . . . . . 537

APPENDIX F HAZARD RANKING. . . . . . . . . . . . . 543

APPENDIX G CRYOGENIC FLUIDS—WEIGHT AND VOLUMEEQUIVALENTS . . . . . . . . . . . . . . . . . 545

APPENDIX H HAZARDOUS MATERIALSMANAGEMENT PLAN (HMMP)AND HAZARDOUS MATERIALSINVENTORY STATEMENT (HMIS)INSTRUCTIONS . . . . . . . . . . . . . . . . 547

APPENDIX I FIRE PROTECTIONSYSTEMS—NONCOMPLIANTCONDITIONS. . . . . . . . . . . . . . . . . . . 555


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APPENDIX J BUILDINGINFORMATION SIGN . . . . . . . . . . . 557

APPENDIX K RESERVED . . . . . . . . . . . . . . . . . . . . . 561

APPENDIX L REQUIREMENTS FOR FIRE FIGHTER AIR REPLENISHMENT SYSTEMS . . . . 563

APPENDIX M RESERVED . . . . . . . . . . . . . . . . . . . . . 567

APPENDIX N INDOOR TRADE SHOWSAND EXHIBITIONS . . . . . . . . . . . . . 569

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 573


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CHAPTER 3 GENERAL REQUIREMENTS. . . . . . . 13

CHAPTER 4 LIGHT, VENTILATION ANDOCCUPANCY LIMITATIONS . . . . . . 19

CHAPTER 5 PLUMBING FACILITIES ANDFIXTURE REQUIREMENTS . . . . . . . 23

CHAPTER 6 MECHANICAL AND ELECTRICALREQUIREMENTS . . . . . . . . . . . . . . . . . 25

CHAPTER 7 FIRE SAFETY REQUIREMENTS . . . 29

CHAPTER 8 REFERENCED STANDARDS . . . . . . . 35

APPENDIX A BOARDING STANDARD . . . . . . . . . . 37

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39


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Part I—Administrative. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

CHAPTER 1 SCOPE ANDADMINISTRATION . . . . . . . . . . . . . . . . 1

Part II—Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9


Part III—Building Planning and Construction . . . . . . . . 27

CHAPTER 3 BUILDING PLANNING . . . . . . . . . . . . 27

CHAPTER 4 FOUNDATIONS. . . . . . . . . . . . . . . . . . . 81

CHAPTER 5 FLOORS . . . . . . . . . . . . . . . . . . . . . . . . 123

CHAPTER 6 WALL CONSTRUCTION . . . . . . . . . 161


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CHAPTER 7 WALL COVERING . . . . . . . . . . . . . . . 349

CHAPTER 8 ROOF-CEILINGCONSTRUCTION . . . . . . . . . . . . . . . . 373

CHAPTER 9 ROOF ASSEMBLIES . . . . . . . . . . . . . 423

CHAPTER 10 CHIMNEYS AND FIREPLACES . . . 439

Part IV—Energy Conservation. . . . . . . . . . . . . . . . . . . . 451

CHAPTER 11 ENERGY EFFICIENCY . . . . . . . . . . . 451

Part V—Mechanical . . . . . . . . . . . . . . . . . . . . . . . . . . . . 475

CHAPTER 12 MECHANICALADMINISTRATION . . . . . . . . . . . . . 475

CHAPTER 13 GENERAL MECHANICAL SYSTEM REQUIREMENTS . . . . . . 477


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CHAPTER 14 HEATING AND COOLINGEQUIPMENT AND APPLIANCES . . . . . . . . . . . . . . . . . . . 483

CHAPTER 15 EXHAUST SYSTEMS . . . . . . . . . . . . 489

CHAPTER 16 DUCT SYSTEMS . . . . . . . . . . . . . . . . 493

CHAPTER 17 COMBUSTION AIR. . . . . . . . . . . . . . 497

CHAPTER 18 CHIMNEYS AND VENTS. . . . . . . . . 499

CHAPTER 19 SPECIAL APPLIANCES,EQUIPMENT AND SYSTEMS . . . . 503

CHAPTER 20 BOILERS ANDWATER HEATERS . . . . . . . . . . . . . . 505

CHAPTER 21 HYDRONIC PIPING . . . . . . . . . . . . . 507

CHAPTER 22 SPECIAL PIPING ANDSTORAGE SYSTEMS . . . . . . . . . . . . 513

CHAPTER 23 SOLAR THERMALENERGY SYSTEMS . . . . . . . . . . . . . 515

Part VI—Fuel Gas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 517

CHAPTER 24 FUEL GAS . . . . . . . . . . . . . . . . . . . . . 517


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Part VII—Plumbing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 597

CHAPTER 25 PLUMBINGADMINISTRATION . . . . . . . . . . . . . 597

CHAPTER 26 GENERAL PLUMBINGREQUIREMENTS . . . . . . . . . . . . . . . 599

CHAPTER 27 PLUMBING FIXTURES . . . . . . . . . . 603


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CHAPTER 28 WATER HEATERS . . . . . . . . . . . . . . 609

CHAPTER 29 WATER SUPPLY ANDDISTRIBUTION . . . . . . . . . . . . . . . . . 611

CHAPTER 30 SANITARY DRAINAGE. . . . . . . . . . 643

CHAPTER 31 VENTS. . . . . . . . . . . . . . . . . . . . . . . . . 657

CHAPTER 32 TRAPS . . . . . . . . . . . . . . . . . . . . . . . . . 663

CHAPTER 33 STORM DRAINAGE. . . . . . . . . . . . . 665


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Part VIII—Electrical . . . . . . . . . . . . . . . . . . . . . . . . . . . . 667

CHAPTER 34 GENERAL REQUIREMENTS . . . . . 667

CHAPTER 35 ELECTRICAL DEFINITIONS. . . . . 675

CHAPTER 36 SERVICES. . . . . . . . . . . . . . . . . . . . . . 681

CHAPTER 37 BRANCH CIRCUIT ANDFEEDER REQUIREMENTS. . . . . . . 693

CHAPTER 38 WIRING METHODS. . . . . . . . . . . . . 701

CHAPTER 39 POWER AND LIGHTINGDISTRIBUTION. . . . . . . . . . . . . . . . . 707

CHAPTER 40 DEVICES AND LUMINAIRES . . . . 735

CHAPTER 41 APPLIANCE INSTALLATION . . . . 741

CHAPTER 42 SWIMMING POOLS. . . . . . . . . . . . . 745


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CHAPTER 43 CLASS 2 REMOTE-CONTROL,SIGNALING AND POWER-LIMITED CIRCUITS . . . . . . . . . . . . 757

Part IX—Referenced Standards . . . . . . . . . . . . . . . . . . . 759


APPENDIX A SIZING AND CAPACITIESOF GAS PIPING . . . . . . . . . . . . . . . . . 797

APPENDIX B SIZING OF VENTING SYSTEMSSERVING APPLIANCES EQUIPPEDWITH DRAFT HOODS, CATEGORY IAPPLIANCES, AND APPLIANCESLISTED FOR USE WITH TYPE BVENTS . . . . . . . . . . . . . . . . . . . . . . . . . 809

APPENDIX C EXIT TERMINALS OF MECHANICAL DRAFT ANDDIRECT-VENT VENTING SYSTEMS . . . . . . . . . . . . . . . . . . . . . . 819

APPENDIX D RECOMMENDED PROCEDUREFOR SAFETY INSPECTION OFAN EXISTING APPLIANCEINSTALLATION . . . . . . . . . . . . . . . . 821

APPENDIX E MANUFACTURED HOUSINGUSED AS DWELLINGS . . . . . . . . . . 827

APPENDIX F RADON CONTROL METHODS . . . 831

APPENDIX G PIPING STANDARDS FORVARIOUS APPLICATIONS. . . . . . . 839

APPENDIX H PATIO COVERS . . . . . . . . . . . . . . . . 845

APPENDIX I RESERVED. . . . . . . . . . . . . . . . . . . . . 849

APPENDIX J EXISTING BUILDINGSAND STRUCTURES . . . . . . . . . . . . . 851


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xxiv 2020 RESIDENTIAL CODE OF NEW YORK STATE

APPENDIX K SOUND TRANSMISSION. . . . . . . . . 865

APPENDIX L RESERVED. . . . . . . . . . . . . . . . . . . . . 867

APPENDIX M RESERVED. . . . . . . . . . . . . . . . . . . . . 869

APPENDIX N VENTING METHODS. . . . . . . . . . . . 871

APPENDIX O AUTOMATIC VEHICULAR GATES . . . . . . . . . . . . . . . . . . . . . . . . . 877

APPENDIX P SIZING OF WATERPIPING SYSTEM . . . . . . . . . . . . . . . . 879

APPENDIX Q TINY HOUSES . . . . . . . . . . . . . . . . . . 899

APPENDIX R LIGHT STRAW-CLAYCONSTRUCTION . . . . . . . . . . . . . . . 901

APPENDIX S STRAWBALE CONSTRUCTION . . 905

APPENDIX T SOLAR-READY PROVISIONS—DETACHED ONE- ANDTWO-FAMILY DWELLINGS ANDTOWNHOUSES . . . . . . . . . . . . . . . . . 921

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 923


2020 ENERGY CONSERVATION CONSTRUCTION CODE OF NEW YORK STATE xi

TABLE OF CONTENTS

ECCCNYS—COMMERCIAL PROVISIONS . . . .C-1

CHAPTER 1 SCOPE AND ADMINISTRATION . . . . . . . . . . . . . . C-3

CHAPTER 2 DEFINITIONS . . . . . . . . . . . . . . . . . . . C-9

CHAPTER 3 GENERAL REQUIREMENTS . . . . C-17

CHAPTER 4 COMMERCIAL ENERGYEFFICIENCY . . . . . . . . . . . . . . . . . . . C-19

CHAPTER 5 EXISTING BUILDINGS. . . . . . . . . . C-87

CHAPTER 6 REFERENCED STANDARDS. . . . . C-91

APPENDIX CA SOLAR-READYZONE—COMMERCIAL . . . . . . . C-99

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-101

ECCCNYS—RESIDENTIAL PROVISIONS . . . . R-1

CHAPTER 1 SCOPE AND ADMINISTRATION . . . . . . . . . . . . . . R-3

CHAPTER 2 DEFINITIONS . . . . . . . . . . . . . . . . . . . R-9

CHAPTER 3 GENERAL REQUIREMENTS . . . . R-13

CHAPTER 4 RESIDENTIAL ENERGYEFFICIENCY. . . . . . . . . . . . . . . . . . . R-17

CHAPTER 5 EXISTING BUILDINGS . . . . . . . . . R-33

CHAPTER 6 REFERENCED STANDARDS. . . . . R-37

APPENDIX RA SOLAR-READYPROVISIONS—DETACHED ONE- AND TWO-FAMILYDWELLINGS ANDTOWNHOUSES. . . . . . . . . . . . . . . R-41

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . R-43


2020 ENERGY CONSERVATION CONSTRUCTION CODE OF NEW YORK STATE C-1

ECCCNYS—COMMERCIAL PROVISIONS

TABLE OF CONTENTS

CHAPTER 1 SCOPE AND ADMINISTRATION . . . . . . . . . . . . . . C-3

CHAPTER 2 DEFINITIONS . . . . . . . . . . . . . . . . . . . C-9

CHAPTER 3 GENERAL REQUIREMENTS. . . . . C-17

CHAPTER 4 COMMERCIAL ENERGYEFFICIENCY . . . . . . . . . . . . . . . . . . . C-19

CHAPTER 5 EXISTING BUILDINGS . . . . . . . . . . C-87

CHAPTER 6 REFERENCED STANDARDS . . . . . C-91

APPENDIX CA SOLAR-READYZONE—COMMERCIAL . . . . . . . C-99

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-101


2020 ENERGY CONSERVATION CONSTRUCTION CODE OF NEW YORK STATE R-1

ECCCNYS—RESIDENTIAL PROVISIONS

TABLE OF CONTENTS

CHAPTER 1 SCOPE AND ADMINISTRATION . . . . . . . . . . . . . . R-3

CHAPTER 2 DEFINITIONS . . . . . . . . . . . . . . . . . . . R-9

CHAPTER 3 GENERAL REQUIREMENTS. . . . . R-13

CHAPTER 4 RESIDENTIAL ENERGYEFFICIENCY . . . . . . . . . . . . . . . . . . . R-17

CHAPTER 5 EXISTING BUILDINGS . . . . . . . . . . R-33

CHAPTER 6 REFERENCED STANDARDS . . . . . R-37

APPENDIX RA SOLAR-READYPROVISIONS—DETACHED ONE- AND TWO-FAMILYDWELLINGS ANDTOWNHOUSES. . . . . . . . . . . . . . . R-41

INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . R-43


chapter 10 means of egress. . . . . . . . . . . . . 253

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