NC FuelGasCode 2012
$41.71
North Carolina Fuel Gas Code, 3rd Printing
| Published By | Publication Date | Number of Pages |
| NC | 2012 | 172 |
This is a fully integrated code based on the 2009 International Fuel Gas Code.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | 2012 NORTH CAROLINA STATE BUILDING CODE: FUEL GAS CODE (2009 IFGC® WITH NORTH CAROLINA AMENDMENTS) |
| 2 | COPYRIGHT |
| 3 | NORTH CAROLINA STATE BUILDING CODE COUNCIL |
| 4 | NORTH CAROLINA DEPARTMENT OF INSURANCE |
| 5 | PREFACE |
| 7 | EFFECTIVE USE OF THE INTERNATIONAL FUEL GAS CODE |
| 9 | ORDINANCE |
| 11 | TABLE OF CONTENTS |
| 13 | CHAPTER 1 SCOPE AND ADMINISTRATION PART 1—SCOPE AND APPLICATION SECTION 101 (IFGC) GENERAL |
| 14 | SECTION 102 (IFGC) APPLICABILITY SECTION 103 (IFGC) DEPARTMENT OF INSPECTION SECTION 104 (IFGC) DUTIES AND POWERS OF THE CODE OFFICIAL SECTION 105 (IFGC) APPROVAL |
| 15 | SECTION 106 (IFGC) PERMITS SECTION 107 (IFGC) INSPECTIONS AND TESTING SECTION 108 (IFGC) VIOLATIONS SECTION 109 (IFGC) MEANS OF APPEAL SECTION 110 (IFGC) TEMPORARY EQUIPMENT, SYSTEMS AND USES |
| 17 | CHAPTER 2 DEFINITIONS SECTION 201 (IFGC) GENERAL SECTION 202 (IFGC) GENERAL DEFINITIONS |
| 25 | CHAPTER 3 GENERAL REGULATIONS SECTION 301 (IFGC) GENERAL |
| 26 | SECTION 302 (IFGC) STRUCTURAL SAFETY SECTION 303 (IFGC) APPLIANCE LOCATION |
| 27 | SECTION 304 (IFGS) COMBUSTION, VENTILATION AND DILUTION AIR EQUATION 3-1 EQUATION 3-2 |
| 28 | FIGURE 304.5.3 ALL AIR FROM INSIDE THE BUILDING (see Section 304.5.3) FIGURE 304.6.1(1) ALL AIR FROM OUTDOORS—INLET AIR FROM VENTILATED CRAWL SPACE AND OUTLET AIR TO VENTILATED ATTIC (see Section 304.6.1) FIGURE 304.6.1(2) ALL AIR FROM OUTDOORS THROUGH VENTILATED ATTIC (see Section 304.6.1) |
| 29 | FIGURE 304.6.1(3) ALL AIR FROM OUTDOORS (see Section 304.6.1) FIGURE 304.6.2 SINGLE COMBUSTION AIR OPENING, ALL AIR FROM THE OUTDOORS (see Section 304.6.2) |
| 30 | SECTION 305 (IFGC) INSTALLATION |
| 31 | SECTION 306 (IFGC) ACCESS AND SERVICE SPACE |
| 33 | SECTION 307 (IFGC) CONDENSATE DISPOSAL SECTION 308 (IFGS) CLEARANCE REDUCTION FOR UNLISTED EQUIPMENT |
| 34 | TABLE 308.2a through k REDUCTION OF CLEARANCES WITH SPECIFIED FORMS OF PROTECTION |
| 35 | FIGURE 308.2(1) EXTENT OF PROTECTION NECESSARY TO REDUCE CLEARANCES FROM APPLIANCE OR VENT CONNECTIONS FIGURE 308.2(2) WALL PROTECTOR CLEARANCE REDUCTION SYSTEM FIGURE 308.2(3) MASONRY CLEARANCE REDUCTION SYSTEM |
| 36 | SECTION 309 (IFGC) ELECTRICAL SECTION 310 (IFGS) ELECTRICAL BONDING |
| 37 | CHAPTER 4 GAS PIPING INSTALLATIONS SECTION 401 (IFGC) GENERAL SECTION 402 (IFGS) PIPE SIZING EQUATION 4-1 |
| 38 | EQUATION 4-2 TABLE 402.2 APPROXIMATE GAS INPUT FOR TYPICAL APPLIANCES TABLE 402.4 Cr AND Y VALUES FOR NATURAL GAS AND UNDILUTED PROPANE AT STANDARD CONDITIONS TABLE 402.4(1) SCHEDULE 40 METALLIC PIPE DELETED TABLE 402.4(4) SCHEDULE 40 METALLIC PIPE DELETED TABLE 402.4(6) SEMIRIGID COPPER TUBING DELETED TABLE 402.4(9) SEMIRIGID COPPER TUBING DELETED TABLE 402.4(11) SEMIRIGID COPPER TUBING DELETED TABLE 402.4(14) CORRUGATED STAINLESS STEEL TUBING (CSST) DELETED TABLE 402.4(15) CORRUGATED STAINLESS STEEL TUBING (CSST) DELETED TABLE 402.4(18) POLYETHYLENE PLASTIC PIPE DELETED TABLE 402.4(21) POLYETHYLENE PLASTIC TUBING DELETED |
| 39 | TABLE 402.4(2) SCHEDULE 40 METALLIC PIPE |
| 40 | TABLE 402.4(3) SCHEDULE 40 METALLIC PIPE |
| 41 | TABLE 402.4(5) SCHEDULE 40 METALLIC PIPE |
| 42 | TABLE 402.4(7) SEMIRIGID COPPER TUBING |
| 43 | TABLE 402.4(8) SEMIRIGID COPPER TUBING |
| 44 | TABLE 402.4(10) SEMIRIGID COPPER TUBING |
| 45 | TABLE 402.4(12) SEMIRIGID COPPER TUBING |
| 46 | TABLE 402.4(13) CORRUGATED STAINLESS STEEL TUBING (CSST) |
| 47 | TABLE 402.4(16) CORRUGATED STAINLESS STEEL TUBING (CSST) |
| 48 | TABLE 402.4(17) CORRUGATED STAINLESS STEEL TUBING (CSST) |
| 49 | TABLE 402.4(19) POLYETHYLENE PLASTIC PIPE |
| 50 | TABLE 402.4(20) POLYETHYLENE PLASTIC PIPE |
| 51 | TABLE 402.4(22) POLYETHYLENE PLASTIC TUBING |
| 52 | TABLE 402.4(23) SCHEDULE 40 METALLIC PIPE |
| 53 | TABLE 402.4(24) SCHEDULE 40 METALLIC PIPE |
| 54 | TABLE 402.4(25) SCHEDULE 40 METALLIC PIPE |
| 55 | TABLE 402.4(26) SCHEDULE 40 METALLIC PIPE |
| 56 | TABLE 402.4(27) SEMIRIGID COPPER TUBING |
| 57 | TABLE 402.4(28) SEMIRIGID COPPER TUBING |
| 58 | TABLE 402.4(29) SEMIRIGID COPPER TUBING |
| 59 | TABLE 402.4(30) CORRUGATED STAINLESS STEEL TUBING (CSST) |
| 60 | TABLE 402.4(31) CORRUGATED STAINLESS STEEL TUBING (CSST) |
| 61 | TABLE 402.4(32) CORRUGATED STAINLESS STEEL TUBING (CSST) |
| 62 | TABLE 402.4(33) POLYETHYLENE PLASTIC PIPE |
| 63 | TABLE 402.4(34) POLYETHYLENE PLASTIC PIPE |
| 64 | TABLE 402.4(35) POLYETHYLENE PLASTIC TUBING |
| 65 | TABLE 402.4(36) POLYETHYLENE PLASTIC PIPE SIZING BETWEEN FIRST STAGE AND SECOND STAGE REGULATOR |
| 66 | TABLE 402.4(37) POLYETHYLENE PLASTIC TUBE SIZING |
| 67 | SECTION 403 (IFGS) PIPING MATERIALS |
| 68 | TABLE 403.9.2 SPECIFICATIONS FOR THREADING METALLIC PIPE |
| 69 | SECTION 404 (IFGC) PIPING SYSTEM INSTALLATION |
| 71 | SECTION 405 (IFGS) PIPING BENDS AND CHANGES IN DIRECTION SECTION 406 (IFGS) INSPECTION, TESTING AND PURGING |
| 72 | TABLE 406.7.1 SIZE AND LENGTH OF PIPING REQUIRING PURGING WITH INERT GAS FOR SERVICING OR MODIFICATION |
| 73 | TABLE 406.7.2 SIZE AND LENGTH OF PIPING REQUIRING PURGING WITH INERT GAS BEFORE PLACING IN OPERATION SECTION 407 (IFGC) PIPING SUPPORT SECTION 408 (IFGC) DRIPS AND SLOPED PIPING SECTION 409 (IFGC) SHUTOFF VALVES TABLE 409.1.1 MANUAL GAS VALVE STANDARDS |
| 74 | SECTION 410 (IFGC) FLOW CONTROLS |
| 75 | SECTION 411 (IFGC) APPLIANCE AND MANUFACTURED HOME CONNECTIONS |
| 76 | SECTION 412 (IFGC) LIQUEFIED PETROLEUM GAS MOTOR VEHICLE FUEL-DISPENSING FACILITIES SECTION 413 (IFGC) COMPRESSED NATURAL GAS MOTOR VEHICLE FUEL-DISPENSING FACILITIES |
| 77 | [F] TABLE 413.9.2.3 SEPARATION DISTANCE FOR ATMOSPHERIC VENTING OF CNG SECTION 414 (IFGC) SUPPLEMENTAL AND STANDBY GAS SUPPLY |
| 78 | SECTION 415 (IFGS) PIPING SUPPORT INTERVALS TABLE 415.1 SUPPORT OF PIPING SECTION 416 (IFGS) OVERPRESSURE PROTECTION DEVICES |
| 81 | CHAPTER 5 CHIMNEYS AND VENTS SECTION 501 (IFGC) GENERAL |
| 82 | SECTION 502 (IFGC) VENTS |
| 83 | SECTION 503 (IFGS) VENTING OF APPLIANCES |
| 84 | TABLE 503.4 TYPE OF VENTING SYSTEM TO BE USED |
| 85 | FIGURE 503.5.4 TYPICAL TERMINATION LOCATIONS FOR CHIMNEYS AND SINGLE-WALL METAL PIPES SERVING RESIDENTIAL-TYPE AND LOW-HEAT APPLIANCES |
| 87 | FIGURE 503.6.4 TERMINATION LOCATIONS FOR GAS VENTS WITH LISTED CAPS 12 INCHES OR LESS IN SIZE AT LEAST 8 FEET FROM A VERTICAL WALL FIGURE 503.6.10.1 PLAN VIEW OF PRACTICAL SEPARATION METHOD FOR MULTISTORY GAS VENTING |
| 90 | TABLE 503.10.2.4 MINIMUM THICKNESS FOR GALVANIZED STEEL VENT CONNECTORS FOR LOW-HEAT APPLIANCES TABLE 503.10.2.5 MINIMUM THICKNESS FOR STEEL VENT CONNECTORS FOR MEDIUM-HEAT APPLIANCES AND COMMERCIAL AND INDUSTRIAL INCINERATORS VENT CONNECTOR SIZE |
| 91 | TABLE 503.10.5a CLEARANCES FOR CONNECTORS |
| 92 | SECTION 504 (IFGS) SIZING OF CATEGORY I APPLIANCE VENTING SYSTEMS |
| 94 | TABLE 504.2(1) TYPE B DOUBLE-WALL GAS VENT |
| 95 | TABLE 504.2(1)—continued TYPE B DOUBLE-WALL GAS VENT |
| 96 | TABLE 504.2(1)—continued TYPE B DOUBLE-WALL GAS VENT |
| 97 | TABLE 504.2(1)—continued TYPE B DOUBLE-WALL GAS VENT |
| 98 | TABLE 504.2(2) TYPE B DOUBLE-WALL GAS VENT |
| 99 | TABLE 504.2(2)—continued TYPE B DOUBLE-WALL GAS VENT |
| 100 | TABLE 504.2(3) MASONRY CHIMNEY |
| 101 | TABLE 504.2(3)—continued MASONRY CHIMNEY |
| 102 | TABLE 504.2(4) MASONRY CHIMNEY |
| 103 | TABLE 504.2(4)—continued MASONRY CHIMNEY |
| 104 | TABLE 504.2(5) SINGLE-WALL METAL PIPE OR TYPE B ASBESTOS CEMENT VENT |
| 105 | TABLE 504.2(6) EXTERIOR MASONRY CHIMNEY |
| 107 | TABLE 504.3.2 MAXIMUM VENT CONNECTOR LENGTH |
| 109 | SECTION 505 (IFGC) DIRECT-VENT, INTEGRAL VENT, MECHANICAL VENT AND VENTILATION/EXHAUST HOOD VENTING SECTION 506 (IFGC) FACTORY-BUILT CHIMNEYS |
| 110 | TABLE 504.3(1) TYPE B DOUBLE-WALL VENT |
| 111 | TABLE 504.3(1)—continued TYPE B DOUBLE-WALL VENT |
| 112 | TABLE 504.3(2) TYPE B DOUBLE-WALL VENT |
| 113 | TABLE 504.3(3) MASONRY CHIMNEY |
| 114 | TABLE 504.3(4) MASONRY CHIMNEY |
| 115 | TABLE 504.3(5) SINGLE-WALL METAL PIPE OR TYPE ASBESTOS CEMENT VENT |
| 116 | TABLE 504.3(6a) EXTERIOR MASONRY CHIMNEY TABLE 504.3(6b) EXTERIOR MASONRY CHIMNEY TABLE 504.3(6b) EXTERIOR MASONRY CHIMNEY—continued |
| 117 | TABLE 504.3(7a) EXTERIOR MASONRY CHIMNEY TABLE 504.3(7b) EXTERIOR MASONRY CHIMNEY TABLE 504.3(7b) EXTERIOR MASONRY CHIMNEY—continued |
| 119 | CHAPTER 6 SPECIFIC APPLIANCES SECTION 601 (IFGC) GENERAL SECTION 602 (IFGC) DECORATIVE APPLIANCES FOR INSTALLATION IN FIREPLACES SECTION 603 (IFGC) LOG LIGHTERS SECTION 604 (IFGC) VENTED GAS FIREPLACES (DECORATIVE APPLIANCES) SECTION 605 (IFGC) VENTED GAS FIREPLACE HEATERS SECTION 606 (IFGC) INCINERATORS AND CREMATORIES SECTION 607 (IFGC) COMMERCIAL-INDUSTRIAL INCINERATORS SECTION 608 (IFGC) VENTED WALL FURNACES |
| 120 | SECTION 609 (IFGC) FLOOR FURNACES SECTION 610 (IFGC) DUCT FURNACES SECTION 611 (IFGC) NONRECIRCULATING DIRECT-FIRED INDUSTRIAL AIR HEATERS |
| 121 | SECTION 612 (IFGC) RECIRCULATING DIRECT-FIRED INDUSTRIAL AIR HEATERS SECTION 613 (IFGC) CLOTHES DRYERS SECTION 614 (IFGC) CLOTHES DRYER EXHAUST |
| 122 | [M] TABLE 614.6.5.1 DRYER EXHAUST DUCT FITTING EQUIVALENT LENGTH |
| 123 | SECTION 615 (IFGC) SAUNA HEATERS |
| 124 | SECTION 616 (IFGC) ENGINE AND GAS TURBINE POWERED EQUIPMENT SECTION 617 (IFGC) POOL AND SPA HEATERS SECTION 618 (IFGC) FORCED-AIR WARM-AIR FURNACES |
| 125 | SECTION 619 (IFGC) CONVERSION BURNERS SECTION 620 (IFGC) UNIT HEATERS SECTION 621 (IFGC) UNVENTED ROOM HEATERS |
| 126 | SECTION 622 (IFGC) VENTED ROOM HEATERS SECTION 623 (IFGC) COOKING APPLIANCES SECTION 624 (IFGC) WATER HEATERS SECTION 625 (IFGC) REFRIGERATORS |
| 127 | SECTION 626 (IFGC) GAS-FIRED TOILETS SECTION 627 (IFGC) AIR-CONDITIONING APPLIANCES SECTION 628 (IFGC) ILLUMINATING APPLIANCES |
| 128 | SECTION 629 (IFGC) SMALL CERAMIC KILNS SECTION 630 (IFGC) INFRARED RADIANT HEATERS SECTION 631 (IFGC) BOILERS SECTION 632 (IFGC) EQUIPMENT INSTALLED IN EXISTING UNLISTED BOILERS SECTION 633 (IFGC) STATIONARY FUEL-CELL POWER SYSTEMS SECTION 634 (IFGS) CHIMNEY DAMPER OPENING AREA SECTION 635 (IFGC) GASEOUS HYDROGEN SYSTEMS |
| 129 | CHAPTER 7 GASEOUS HYDROGEN SYSTEMS SECTION 701 (IFGC) GENERAL SECTION 702 (IFGC) GENERAL DEFINITIONS SECTION 703 (IFGC) GENERAL REQUIREMENTS |
| 130 | SECTION 704 (IFGC) PIPING, USE AND HANDLING |
| 131 | SECTION 705 (IFGC) TESTING OF HYDROGEN PIPING SYSTEMS |
| 132 | SECTION 706 (IFGC) LOCATION OF GASEOUS HYDROGEN SYSTEMS |
| 133 | SECTION 707 (IFGC) OPERATION AND MAINTENANCE OF GASEOUS HYDROGEN SYSTEMS SECTION 708 (IFGC) DESIGN OF LIQUEFIED HYDROGEN SYSTEMS ASSOCIATED WITH HYDROGEN VAPORIZATION OPERATIONS |
| 135 | IFGC/IFGS CHAPTER 8 REFERENCED STANDARDS ANSI |
| 136 | ASME ASTM CGA CSA |
| 137 | DOTn ICC MSS NFPA |
| 138 | UL |
| 139 | APPENDIX A (IFGS) SIZING AND CAPACITIES OF GAS PIPING A.1 GENERAL PIPING CONSIDERATIONS A.2 DESCRIPTION OF TABLES |
| 140 | TABLE A.2.2 EQUIVALENT LENGTHS OF PIPE FITTINGS AND VALVES |
| 141 | TABLE A.2.2—continued EQUIVALENT LENGTHS OF PIPE FITTINGS AND VALVES |
| 142 | TABLE A.2.4 MULTIPLIERS TO BE USED WITH TABLES 402.4(1) THROUGH 402.4(22) WHERE THE SPECIFIC GRAVITY OF THE GAS IS OTHER THAN 0.60 A.3 USE OF CAPACITY TABLES |
| 144 | TABLE A.3.4 THOUSANDS OF BTU/H (MBH) OF NATURAL GAS PER 100 FEET OF PIPE AT VARIOUS PRESSURE DROPS AND PIPE DIAMETERS A.4 USE OF SIZING EQUATIONS |
| 145 | A.5 PIPE AND TUBE DIAMETERS TABLE A.5.1 SCHEDULE 40 STEEL PIPE STANDARD SIZES TABLE A.5.2 COPPER TUBE STANDARD SIZES A.6 USE OF SIZING CHARTS |
| 146 | FIGURE A.6 (a) CAPACITY OF NATURAL GAS PIPING, LOW PRESSURE (0.60 WC) FIGURE A.6 (b) CAPACITY OF NATURAL GAS PIPING, HIGH PRESSURE (1.5 psi and above) |
| 147 | A.7 EXAMPLES OF PIPING SYSTEM DESIGN AND SIZING FIGURE A.7.1 PIPING PLAN SHOWING A STEEL PIPING SYSTEM |
| 148 | FIGURE A.7.2 PIPING PLAN SHOWING A CSST SYSTEM FIGURE A.7.3 PIPING PLAN SHOWING A COPPER TUBING SYSTEM |
| 149 | FIGURE A.7.4 PIPING PLAN SHOWING A MODIFICATION TO EXISTING PIPING SYSTEM |
| 151 | APPENDIX B (IFGS) SIZING OF VENTING SYSTEMS SERVING APPLIANCES EQUIPPED WITH DRAFT HOODS, CATEGORY I APPLIANCES, AND APPLIANCES LISTED FOR USE WITH TYPE B VENTS EXAMPLES USING SINGLE APPLIANCE VENTING TABLES FIGURE B-1 TYPE B DOUBLE-WALL VENT SYSTEM SERVING A SINGLE APPLIANCE WITH A TYPE B DOUBLE-WALL VENT FIGURE B-2 TYPE B DOUBLE-WALL VENT SYSTEM SERVING A SINGLE APPLIANCE WITH A SINGLE-WALL METAL VENT CONNECTOR |
| 152 | FIGURE B-3 VENT SYSTEM SERVING A SINGLE APPLIANCE WITH A MASONRY CHIMNEY OF TYPE B DOUBLE-WALL VENT CONNECTOR FIGURE B-4 VENT SYSTEM SERVING A SINGLE APPLIANCE USING A MASONRY CHIMNEY AND A SINGLE-WALL METAL VENT CONNECTOR FIGURE B-5 ASBESTOS CEMENT TYPE B OR SINGLE-WALL METAL VENT SYSTEM SERVING A SINGLE DRAFT-HOOD-EQUIPPED APPLIANCE FIGURE B-6 VENT SYSTEM SERVING TWO OR MORE APPLIANCES WITH TYPE B DOUBLE-WALL VENT AND TYPE B DOUBLE-WALL VENT CONNECTOR |
| 153 | FIGURE B-7 VENT SYSTEM SERVING TWO OR MORE APPLIANCES WITH TYPE B DOUBLE-WALL VENT AND SINGLE-WALL METAL VENT CONNECTORS FIGURE B-8 MASONRY CHIMNEY SERVING TWO OR MORE APPLIANCES WITH TYPE B DOUBLE-WALL VENT CONNECTOR FIGURE B-9 MASONRY CHIMNEY SERVING TWO OR MORE APPLIANCES WITH SINGLE-WALL METAL VENT CONNECTORS FIGURE B-10 ASBESTOS CEMENT TYPE B OR SINGLE-WALL METAL VENT SYSTEM SERVING TWO OR MORE DRAFT-HOOD-EQUIPPED APPLIANCES |
| 154 | FIGURE B-11 USE OF MANIFOLD COMMON VENT CONNECTOR FIGURE B-12 USE OF OFFSET COMMON VENT FIGURE B-13 MULTISTORY GAS VENT DESIGN PROCEDURE FOR EACH SEGMENT OF SYSTEM FIGURE B-14 MULTISTORY VENT SYSTEMS |
| 155 | FIGURE B-15 (EXAMPLE 1) SINGLE DRAFT-HOOD-EQUIPPED APPLIANCE FIGURE B-16 (EXAMPLE 2) SINGLE FAN-ASSISTED APPLIANCE |
| 156 | EXAMPLES USING COMMON VENTING TABLES FIGURE B-17 (EXAMPLE 4) COMMON VENTING TWO DRAFTHOOD-EQUIPPED APPLIANCES FIGURE B-18 (EXAMPLE 5A) COMMON VENTING A DRAFT HOOD WITH A FAN-ASSISTED FURNACE INTO A TYPE B DOUBLE-WALL COMMON VENT |
| 158 | TABLE B-1 MASONRY CHIMNEY LINER DIMENSIONS WITH CIRCULAR EQUIVALENTSa |
| 159 | FIGURE B-19 |
| 161 | APPENDIX C (IFGS) EXIT TERMINALS OF MECHANICAL DRAFT AND DIRECT-VENT VENTING SYSTEMS APPENDIX C EXIT TERMINALS OF MECHANICAL DRAFT AND DIRECT-VENT VENTING SYSTEMS |
| 163 | APPENDIX D (IFGS) RECOMMENDED PROCEDURE FOR SAFETY INSPECTION OF AN EXISTING APPLIANCE INSTALLATION |
| 165 | INDEX |
| 169 | ICC-ES PMG LISTING PROGRAM |
| 170 | INCREASE YOUR CODE KNOWLEDGE |
| 171 | LEARN AND APPLY PLUMBING, MECHANICAL AND FUEL GAS CODES |
| 172 | ICC MEMBERSHIP |
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