{"id":72190,"date":"2024-10-17T16:14:41","date_gmt":"2024-10-17T16:14:41","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/va-vafgc-2009\/"},"modified":"2024-10-24T19:04:21","modified_gmt":"2024-10-24T19:04:21","slug":"va-vafgc-2009","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/va\/va-vafgc-2009\/","title":{"rendered":"VA VAFGC 2009"},"content":{"rendered":"

This is a fully integrated code based on the 2009 International Fuel Gas Code\u00ae<\/i>.<\/span><\/span><\/p>\n

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PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\n2009 VIRGINIA FUEL GAS CODE <\/td>\n<\/tr>\n
2<\/td>\n2009 VIRGINIA FUEL GAS CODE EXCERPTS FROM THE VIRGINIA CONSTRUCTION CODE FOR FUEL GAS WORK TITLE PAGE <\/td>\n<\/tr>\n
3<\/td>\nCOPYRIGHT <\/td>\n<\/tr>\n
4<\/td>\nPREFACE <\/td>\n<\/tr>\n
6<\/td>\nTABLE OF CONTENTS <\/td>\n<\/tr>\n
8<\/td>\nCHAPTER 1 – ADMINISTRATION
SECTION 101 GENERAL
SECTION 102 PURPOSE AND SCOPE
SECTION 103 APPLICATION OF CODE <\/td>\n<\/tr>\n
10<\/td>\nSECTION 104 ENFORCEMENT, GENERALLY <\/td>\n<\/tr>\n
11<\/td>\nSECTION 105 LOCAL BUILDING DEPARTMENT <\/td>\n<\/tr>\n
12<\/td>\nSECTION 106 POWERS AND DUTIESOF THE BUILDING OFFICIAL
SECTION 107 FEES
SECTION 108 APPLICATION FOR PERMIT <\/td>\n<\/tr>\n
14<\/td>\nSECTION 109 CONSTRUCTION DOCUMENTS <\/td>\n<\/tr>\n
15<\/td>\nSECTION 110 PERMITS <\/td>\n<\/tr>\n
16<\/td>\nSECTION 111 RDP SERVICES
SECTION 112 WORKMANSHIP, MATERIALS AND EQUIPMENT <\/td>\n<\/tr>\n
17<\/td>\nSECTION 113 INSPECTIONS <\/td>\n<\/tr>\n
18<\/td>\nSECTION 114 STOP WORK ORDERS
SECTION 115 VIOLATIONS <\/td>\n<\/tr>\n
19<\/td>\nSECTION 116 CERTIFICATES OF OCCUPANCY
SECTION 117 TEMPORARY AND MOVED BUILDINGS AND STRUCTURES; DEMOLITION <\/td>\n<\/tr>\n
20<\/td>\nSECTION 118 BUILDINGS AND STRUCTURES BECOMING UNSAFE DURING CONSTRUCTION
SECTION 119 APPEALS <\/td>\n<\/tr>\n
24<\/td>\nCHAPTER 2 – DEFINITIONS
SECTION 201 (IFGC) GENERAL
SECTION 202 (IFGC) GENERAL DEFINITIONS <\/td>\n<\/tr>\n
32<\/td>\nCHAPTER 3 – GENERAL REGULATIONS
SECTION 301 (IFGC) GENERAL <\/td>\n<\/tr>\n
33<\/td>\nSECTION 302 (IFGC) STRUCTURAL SAFETY <\/td>\n<\/tr>\n
34<\/td>\nSECTION 303 (IFGC) APPLIANCE LOCATION
SECTION 304 (IFGS) COMBUSTION, VENTILATION AND DILUTION AIR <\/td>\n<\/tr>\n
35<\/td>\nEQUATION 3-1
EQUATION 3-2
FIGURE 304.5.3 ALL AIR FROM INSIDE THE BUILDING <\/td>\n<\/tr>\n
36<\/td>\nFIGURE 304.6.1(1) ALL AIR FROM OUTDOORS\u2014INLET AIR FROM VENTILATED CRAWL SPACE AND OUTLET AIR TO VENTILATED ATTIC
FIGURE 304.6.1(2) ALL AIR FROM OUTDOORS THROUGH VENTILATED ATTIC
FIGURE 304.6.1(3) ALL AIR FROM OUTDOORS <\/td>\n<\/tr>\n
37<\/td>\nFIGURE 304.6.2 SINGLE COMBUSTION AIR OPENING, ALL AIR FROM THE OUTDOORS <\/td>\n<\/tr>\n
38<\/td>\nSECTION 305 (IFGC) INSTALLATION <\/td>\n<\/tr>\n
39<\/td>\nSECTION 306 (IFGC) ACCESS AND SERVICE SPACE <\/td>\n<\/tr>\n
40<\/td>\nSECTION 307 (IFGC) CONDENSATE DISPOSAL
SECTION 308 (IFGS) CLEARANCE REDUCTION <\/td>\n<\/tr>\n
41<\/td>\nTABLE 308.2a through k REDUCTION OF CLEARANCES WITH SPECIFIED FORMS OF PROTECTION <\/td>\n<\/tr>\n
42<\/td>\nFIGURE 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 <\/td>\n<\/tr>\n
43<\/td>\nSECTION 309 (IFGC) ELECTRICAL
SECTION 310 (IFGS) ELECTRICAL BONDING <\/td>\n<\/tr>\n
44<\/td>\nCHAPTER 4 – GAS PIPING INSTALLATIONS
SECTION 401 (IFGC) GENERAL
SECTION 402 (IFGS) PIPE SIZING
TABLE 402.2 APPROXIMATE GAS INPUT FOR TYPICAL APPLIANCES <\/td>\n<\/tr>\n
45<\/td>\nEQUATION 4-1
EQUATION 4-2
TABLE 402.4 C AND Y VALUES FOR NATURAL GAS AND UNDILUTED PROPANE AT STANDARD CONDITIONS <\/td>\n<\/tr>\n
46<\/td>\nTABLE 402.4(1) SCHEDULE 40 METALLIC PIPE <\/td>\n<\/tr>\n
47<\/td>\nTABLE 402.4(2) SCHEDULE 40 METALLIC PIPE <\/td>\n<\/tr>\n
48<\/td>\nTABLE 402.4(3) SCHEDULE 40 METALLIC PIPE <\/td>\n<\/tr>\n
49<\/td>\nTABLE 402.4(4) SCHEDULE 40 METALLIC PIPE <\/td>\n<\/tr>\n
50<\/td>\nTABLE 402.4(5) SCHEDULE 40 METALLIC PIPE <\/td>\n<\/tr>\n
51<\/td>\nTABLE 402.4(6) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
52<\/td>\nTABLE 402.4(7) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
53<\/td>\nTABLE 402.4(8) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
54<\/td>\nTABLE 402.4(9) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
55<\/td>\nTABLE 402.4(10) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
56<\/td>\nTABLE 402.4(11) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
57<\/td>\nTABLE 402.4(12) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
58<\/td>\nTABLE 402.4(13) CORRUGATED STAINLESS STEEL TUBING (CSST <\/td>\n<\/tr>\n
59<\/td>\nTABLE 402.4(14) CORRUGATED STAINLESS STEEL TUBING (CSST <\/td>\n<\/tr>\n
60<\/td>\nTABLE 402.4(15) CORRUGATED STAINLESS STEEL TUBING (CSST <\/td>\n<\/tr>\n
61<\/td>\nTABLE 402.4(16) CORRUGATED STAINLESS STEEL TUBING (CSST) <\/td>\n<\/tr>\n
62<\/td>\nTABLE 402.4(17) CORRUGATED STAINLESS STEEL TUBING (CSST) <\/td>\n<\/tr>\n
63<\/td>\nTABLE 402.4(18) POLYETHYLENE PLASTIC PIPE <\/td>\n<\/tr>\n
64<\/td>\nTABLE 402.4(19) POLYETHYLENE PLASTIC PIPE <\/td>\n<\/tr>\n
65<\/td>\nTABLE 402.4(20) POLYETHYLENE PLASTIC PIPE <\/td>\n<\/tr>\n
66<\/td>\nTABLE 402.4(21) POLYETHYLENE PLASTIC TUBING
TABLE 402.4(22) POLYETHYLENE PLASTIC TUBING <\/td>\n<\/tr>\n
67<\/td>\nTABLE 402.4(23) SCHEDULE 40 METALLIC PIPE <\/td>\n<\/tr>\n
68<\/td>\nTABLE 402.4(24) SCHEDULE 40 METALLIC PIPE <\/td>\n<\/tr>\n
69<\/td>\nTABLE 402.4(25) SCHEDULE 40 METALLIC PIPE <\/td>\n<\/tr>\n
70<\/td>\nTABLE 402.4(26) SCHEDULE 40 METALLIC PIPE <\/td>\n<\/tr>\n
71<\/td>\nTABLE 402.4(27) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
72<\/td>\nTABLE 402.4(28) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
73<\/td>\nTABLE 402.4(29) SEMIRIGID COPPER TUBING <\/td>\n<\/tr>\n
74<\/td>\nTABLE 402.4(30) CORRUGATED STAINLESS STEEL TUBING (CSST) <\/td>\n<\/tr>\n
75<\/td>\nTABLE 402.4(31) CORRUGATED STAINLESS STEEL TUBING (CSST) <\/td>\n<\/tr>\n
76<\/td>\nTABLE 402.4(32) CORRUGATED STAINLESS STEEL TUBING (CSST) <\/td>\n<\/tr>\n
77<\/td>\nTABLE 402.4(33) POLYETHYLENE PLASTIC PIPE <\/td>\n<\/tr>\n
78<\/td>\nTABLE 402.4(34) POLYETHYLENE PLASTIC PIPE <\/td>\n<\/tr>\n
79<\/td>\nTABLE 402.4(35) POLYETHYLENE PLASTIC TUBING <\/td>\n<\/tr>\n
80<\/td>\nSECTION 403 (IFGS) PIPING MATERIALS <\/td>\n<\/tr>\n
81<\/td>\nTABLE 403.9.2 SPECIFICATIONS FOR THREADING METALLIC PIPE <\/td>\n<\/tr>\n
82<\/td>\nSECTION 404 (IFGC) PIPING SYSTEM INSTALLATION <\/td>\n<\/tr>\n
84<\/td>\nSECTION 405 (IFGS) PIPING BENDS AND CHANGES IN DIRECTION
SECTION 406 (IFGS) INSPECTION, TESTING AND PURGING <\/td>\n<\/tr>\n
85<\/td>\nTABLE 406.7.1 LENGTH OF PIPING REQUIRING PURGING WITH INERT GAS FOR SERVICING OR MODIFICATION
TABLE 406.7.2 LENGTH OF PIPING REQUIRING PURGING WITH INERT GAS BEFORE PLACING IN OPERATION <\/td>\n<\/tr>\n
86<\/td>\nSECTION 407 (IFGC) PIPING SUPPORT
SECTION 408 (IFGC) DRIPS AND SLOPED PIPING
SECTION 409 (IFGC) SHUTOFF VALVES
TABLE 409.1.1 MANUAL GAS VALVE STANDARDS <\/td>\n<\/tr>\n
87<\/td>\nSECTION 410 (IFGC) FLOW CONTROLS
SECTION 411 (IFGC) APPLIANCE AND MANUFACTURED HOME CONNECTIONS <\/td>\n<\/tr>\n
88<\/td>\nSECTION 412 (IFGC) LIQUEFIED PETROLEUM GAS MOTOR VEHICLE FUEL-DISPENSING FACILITIES <\/td>\n<\/tr>\n
89<\/td>\nSECTION 413 (IFGC) COMPRESSED NATURAL GAS MOTOR VEHICLE FUEL-DISPENSING FACILITIES <\/td>\n<\/tr>\n
90<\/td>\nTABLE 413.9.2.3 SEPARATION DISTANCE FOR ATMOSPHERIC VENTING OF CNG <\/td>\n<\/tr>\n
91<\/td>\nSECTION 414 (IFGC) SUPPLEMENTAL AND STANDBY GAS SUPPLY
SECTION 415 (IFGS) PIPING SUPPORT INTERVALS
TABLE 415.1 SUPPORT OF PIPING
SECTION 416 (IFGS) OVERPRESSURE PROTECTION DEVICES <\/td>\n<\/tr>\n
94<\/td>\nCHAPTER 5 – CHIMNEYS AND VENTS
SECTION 501 (IFGC) GENERAL <\/td>\n<\/tr>\n
95<\/td>\nSECTION 502 (IFGC) VENTS <\/td>\n<\/tr>\n
96<\/td>\nSECTION 503 (IFGS) VENTING OF APPLIANCES <\/td>\n<\/tr>\n
97<\/td>\nTABLE 503.4 TYPE OF VENTING SYSTEM TO BE USED <\/td>\n<\/tr>\n
98<\/td>\nFIGURE 503.5.4 TYPICAL TERMINATION LOCATIONS FOR CHIMNEYS AND SINGLE-WALL METAL PIPES SERVING RESIDENTIAL-TYPE AND LOW-HEAT APPLIANCES <\/td>\n<\/tr>\n
100<\/td>\nFIGURE 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 <\/td>\n<\/tr>\n
101<\/td>\nFIGURE 503.6.10.1 PLAN VIEW OF PRACTICAL SEPARATION METHOD FOR MULTISTORY GAS VENTING <\/td>\n<\/tr>\n
103<\/td>\nTABLE 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 <\/td>\n<\/tr>\n
104<\/td>\nTABLE 503.10.5a CLEARANCES FOR CONNECTORS <\/td>\n<\/tr>\n
105<\/td>\nSECTION 504 (IFGS) SIZING OF CATEGORY I APPLIANCE VENTING SYSTEMS <\/td>\n<\/tr>\n
107<\/td>\nTABLE 504.2(1) TYPE B DOUBLE-WALL GAS VENT <\/td>\n<\/tr>\n
108<\/td>\nTABLE 504.2(1)\u2014continued TYPE B DOUBLE-WALL GAS VENT <\/td>\n<\/tr>\n
109<\/td>\nTABLE 504.2(1)\u2014continued TYPE B DOUBLE-WALL GAS VENT <\/td>\n<\/tr>\n
110<\/td>\nTABLE 504.2(1)\u2014continued TYPE B DOUBLE-WALL GAS VENT <\/td>\n<\/tr>\n
111<\/td>\nTABLE 504.2(2) TYPE B DOUBLE-WALL GAS VENT <\/td>\n<\/tr>\n
112<\/td>\nTABLE 504.2(2)\u2014continued TYPE B DOUBLE-WALL GAS VENT <\/td>\n<\/tr>\n
113<\/td>\nTABLE 504.2(3) MASONRY CHIMNEY <\/td>\n<\/tr>\n
114<\/td>\nTABLE 504.2(3)\u2014continued MASONRY CHIMNEY <\/td>\n<\/tr>\n
115<\/td>\nTABLE 504.2(4) MASONRY CHIMNEY <\/td>\n<\/tr>\n
116<\/td>\nTABLE 504.2(4)\u2014continued MASONRY CHIMNEY <\/td>\n<\/tr>\n
117<\/td>\nTABLE 504.2(5) SINGLE-WALL METAL PIPE OR TYPE B ASBESTOS CEMENT VENT <\/td>\n<\/tr>\n
118<\/td>\nTABLE 504.2(6) EXTERIOR MASONRY CHIMNEY <\/td>\n<\/tr>\n
120<\/td>\nTABLE 504.3.2 MAXIMUM VENT CONNECTOR LENGTH <\/td>\n<\/tr>\n
122<\/td>\nSECTION 505 (IFGC) DIRECT-VENT, INTEGRAL VENT, MECHANICAL VENT AND VENTILATION\/EXHAUST HOOD VENTING
SECTION 506 (IFGC) FACTORY-BUILT CHIMNEYS <\/td>\n<\/tr>\n
123<\/td>\nTABLE 504.3(1) TYPE B DOUBLE-WALL VENT <\/td>\n<\/tr>\n
124<\/td>\nTABLE 504.3(1)\u2014continued TYPE B DOUBLE-WALL VENT <\/td>\n<\/tr>\n
125<\/td>\nTABLE 504.3(2) TYPE B DOUBLE-WALL VENT <\/td>\n<\/tr>\n
126<\/td>\nTABLE 504.3(3) MASONRY CHIMNEY <\/td>\n<\/tr>\n
127<\/td>\nTABLE 504.3(4) MASONRY CHIMNEY <\/td>\n<\/tr>\n
128<\/td>\nTABLE 504.3(5) SINGLE-WALL METAL PIPE OR TYPE ASBESTOS CEMENT VENT <\/td>\n<\/tr>\n
129<\/td>\nTABLE 504.3(6a) EXTERIOR MASONRY CHIMNEY
TABLE 504.3(6b) EXTERIOR MASONRY CHIMNEY
TABLE 504.3(6b) EXTERIOR MASONRY CHIMNEY\u2014continued <\/td>\n<\/tr>\n
130<\/td>\nTABLE 504.3(7a) EXTERIOR MASONRY CHIMNEY
TABLE 504.3(7b) EXTERIOR MASONRY CHIMNEY
TABLE 504.3(7b) EXTERIOR MASONRY CHIMNEY\u2014continued <\/td>\n<\/tr>\n
132<\/td>\nCHAPTER 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 <\/td>\n<\/tr>\n
133<\/td>\nSECTION 609 (IFGC) FLOOR FURNACES
SECTION 610 (IFGC) DUCT FURNACES
SECTION 611 (IFGC) NONRECIRCULATING DIRECT-FIRED INDUSTRIAL AIR HEATERS <\/td>\n<\/tr>\n
134<\/td>\nSECTION 612 (IFGC) RECIRCULATING DIRECT-FIRED INDUSTRIAL AIR HEATERS
SECTION 613 (IFGC) CLOTHES DRYERS
SECTION 614 (IFGC) CLOTHES DRYER EXHAUST <\/td>\n<\/tr>\n
135<\/td>\nTABLE 614.6.5.1 DRYER EXHAUST DUCT FITTING EQUIVALENT LENGTH <\/td>\n<\/tr>\n
136<\/td>\nSECTION 615 (IFGC) SAUNA HEATERS
SECTION 616 (IFGC) ENGINE AND GAS TURBINE POWERED EQUIPMENT <\/td>\n<\/tr>\n
137<\/td>\nSECTION 617 (IFGC) POOL AND SPA HEATERS
SECTION 618 (IFGC) FORCED-AIR WARM-AIR FURNACES <\/td>\n<\/tr>\n
138<\/td>\nSECTION 619 (IFGC) CONVERSION BURNERS
SECTION 620 (IFGC) UNIT HEATERS
SECTION 621 (IFGC) UNVENTED ROOM HEATERS
SECTION 622 (IFGC) VENTED ROOM HEATERS
SECTION 623 (IFGC) COOKING APPLIANCES <\/td>\n<\/tr>\n
139<\/td>\nSECTION 624 (IFGC) WATER HEATERS
SECTION 625 (IFGC) REFRIGERATORS
SECTION 626 (IFGC) GAS-FIRED TOILETS
SECTION 627 (IFGC) AIR-CONDITIONING APPLIANCES <\/td>\n<\/tr>\n
140<\/td>\nSECTION 628 (IFGC) ILLUMINATING APPLIANCES
SECTION 629 (IFGC) SMALL CERAMIC KILNS
SECTION 630 (IFGC) INFRARED RADIANT HEATERS <\/td>\n<\/tr>\n
141<\/td>\nSECTION 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
TABLE 634.1 FREE OPENING AREA OF CHIMNEY DAMPER FOR VENTING FLUE GASES FROM UNLISTED DECORATIVE APPLIANCES FOR INSTALLATION IN VENTED FIREPLACES
SECTION 635 (IFGC) GASEOUS HYDROGEN SYSTEMS <\/td>\n<\/tr>\n
142<\/td>\nCHAPTER 7 – GASEOUS HYDROGEN SYSTEMS
SECTION 701 (IFGC) GENERAL
SECTION 702 (IFGC) GENERAL DEFINITIONS
SECTION 703 (IFGC) GENERAL REQUIREMENTS <\/td>\n<\/tr>\n
143<\/td>\nSECTION 704 (IFGC) PIPING, USE AND HANDLING <\/td>\n<\/tr>\n
144<\/td>\nSECTION 705 (IFGC) TESTING OF HYDROGEN PIPING SYSTEMS <\/td>\n<\/tr>\n
145<\/td>\nSECTION 706 (IFGC) LOCATION OF GASEOUS HYDROGEN SYSTEMS <\/td>\n<\/tr>\n
146<\/td>\nSECTION 707 (IFGC) OPERATION AND MAINTENANCE OF GASEOUS HYDROGEN SYSTEMS
SECTION 708 (IFGC) DESIGN OF LIQUEFIED HYDROGEN SYSTEMS ASSOCIATED WITH HYDROGEN VAPORIZATION OPERATIONS <\/td>\n<\/tr>\n
148<\/td>\nCHAPTER 8 – IFGC\/IFGS REFERENCED STANDARDS
ANSI <\/td>\n<\/tr>\n
149<\/td>\nASME
ASTM
CGA
CSA <\/td>\n<\/tr>\n
150<\/td>\nDOTn
ICC
MSS
NFPA <\/td>\n<\/tr>\n
151<\/td>\nUL <\/td>\n<\/tr>\n
152<\/td>\nAPPENDIX A – (IFGS) SIZING AND CAPACITIES OF GAS PIPING
A.1 GENERAL PIPING CONSIDERATIONS
A.2 DESCRIPTION OF TABLES <\/td>\n<\/tr>\n
153<\/td>\nTABLE A.2.2 EQUIVALENT LENGTHS OF PIPE FITTINGS AND VALVES <\/td>\n<\/tr>\n
154<\/td>\nTABLE A.2.2\u2014continued EQUIVALENT LENGTHS OF PIPE FITTINGS AND VALVES <\/td>\n<\/tr>\n
155<\/td>\nTABLE 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 <\/td>\n<\/tr>\n
157<\/td>\nTABLE A.3.4 THOUSANDS OF BTU\/H (MBH) OF NATURAL GAS PER 100 FEET OF PIPEAT VARIOUS PRESSURE DROPS AND PIPE DIAMETERS
A.4 USE OF SIZING EQUATIONS <\/td>\n<\/tr>\n
158<\/td>\nA.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 <\/td>\n<\/tr>\n
159<\/td>\nFIGURE 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) <\/td>\n<\/tr>\n
160<\/td>\nA.7 EXAMPLES OF PIPING SYSTEM DESIGN AND SIZING
FIGURE A.7.1 PIPING PLAN SHOWING A STEEL PIPING SYSTEM <\/td>\n<\/tr>\n
161<\/td>\nFIGURE A.7.2 PIPING PLAN SHOWING A CSST SYSTEM
FIGURE A.7.3 PIPING PLAN SHOWING A COPPER TUBING SYSTEM <\/td>\n<\/tr>\n
164<\/td>\nAPPENDIX 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 <\/td>\n<\/tr>\n
165<\/td>\nFIGURE 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 <\/td>\n<\/tr>\n
166<\/td>\nFIGURE 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 <\/td>\n<\/tr>\n
167<\/td>\nFIGURE 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 <\/td>\n<\/tr>\n
168<\/td>\nFIGURE B-15 (EXAMPLE 1) SINGLE DRAFT-HOOD-EQUIPPED APPLIANCE
FIGURE B-16 (EXAMPLE 2) SINGLE FAN-ASSISTED APPLIANCE <\/td>\n<\/tr>\n
169<\/td>\nEXAMPLES USING COMMON VENTING TABLES
FIGURE B-17 (EXAMPLE 4) COMMON VENTING TWO DRAFT-HOOD-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 <\/td>\n<\/tr>\n
171<\/td>\nTABLE B-1 MASONRY CHIMNEY LINER DIMENSIONS WITH CIRCULAR EQUIVALENTSa <\/td>\n<\/tr>\n
172<\/td>\nFIGURE B-19 <\/td>\n<\/tr>\n
174<\/td>\nAPPENDIX C – (IFGS) EXIT TERMINALS OF MECHANICAL DRAFT AND DIRECT-VENT VENTING SYSTEMS
FIGURE: APPENDIX C EXIT TERMINALS OF MECHANICAL DRAFT AND DIRECT-VENT VENTING SYSTEMS <\/td>\n<\/tr>\n
176<\/td>\nAPPENDIX D – (IFGS) RECOMMENDED PROCEDURE FOR SAFETY INSPECTION OF AN EXISTING APPLIANCE INSTALLATION <\/td>\n<\/tr>\n
178<\/td>\nINDEX <\/td>\n<\/tr>\n
182<\/td>\nICC-ES PMG LISTING PROGRAM <\/td>\n<\/tr>\n
183<\/td>\nINCREASE YOUR CODE KNOWLEDGE <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Virginia Fuel Gas Code<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
VA<\/b><\/a><\/td>\n2009<\/td>\n183<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":72191,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2718],"product_tag":[],"class_list":{"0":"post-72190","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-va","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/72190","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/72191"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=72190"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=72190"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=72190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}