Download 2025 INTERNATIONAL FUEL GAS CODE (2025 IFGC) | UPDATED VERSION | JUST RELEASED and more Exams Oil Engineering in PDF only on Docsity!
2025 INTERNATIONAL FUEL GAS CODE
(2025 IFGC) | UPDATED VERSION | JUST
RELEASED
Appliance (Section 101.2.2 Piping Systems) -------------------------------------The IFGC covers gas piping from the point of delivery to the outlet of the shutoff valves. this code (Section 102.8.1 Provisions in referenced codes and standards) ----------- --------------------------Where conflicts occur between the provisions of this code and the referenced standards, the provisions of the __________ ____________ shall apply. modifications (Section 105.1 Modifications) ------------------------------------- Whenever there are practical difficulties involved in carrying out the provisions of this code, the code official shall have the authority to grant __________ for individual cases.
in writing, reason for disapproval (Section 105.2 Alternative materials, design and methods of construction and equipment.) -------------------------------------Where the code official finds that a proposed alternative material does not comply with the intent of the code provisions, the code official shall respond __________ __________ stating the __________ __________ _________. next working (section 106.1 Where required, Exception) ------------------------------------- Where appliance and equipment replacements and repairs are required to be performed in an emergency situation, the permit application shall be submitted within the _________ ___________ business day of Department of Inspection. portable
from the date of completion of the permitted work, or as required by state or local laws. inspection, inspection (Section 112.1 General) -------------------------------------Construction or work for which a permit is required shall be subject to _________ by the code official, and such construction or work shall remain visible and able to be accessed for __________ purposes until approved. authorized (Section 110.1 Connection of service utilities) ---------------------------------- ---A person shall not make connections from a utility, source of energy, fuel or power to any building or system that is regulated by this code for which a permit is required until __________ by the code official. Appliance
(Section 202 General definitions) -------------------------------------Any apparatus or device that utilizes a fuel or a raw material as a fuel to produce light, heat, power, refrigeration or air conditioning. Atmospheric Pressure (Section 202 General definitions) -------------------------------------The pressure of the weight of air and water vapor on the surface of the earth, approximately 14.7 pounds per square inch at sea level. Boiler, Low-Pressure (Section 202 General definitions) -------------------------------------A self- contained appliance for supplying steam or hot water. BTU (Section 202 General definitions) ------------------------------------- Abbreviation for British thermal unit, which is the quantity of heat required to raise the temperature of 1 pound of water to 1°F.
(Section 202 General definitions.) -------------------------------------The amount of gas that occupies 1 cubic foot when at temperature of 60°F saturated with water vapor and under a pressure equivalent to that of 30 inches of mercury. Demand (Section 202 General definitions.) -------------------------------------The maximum amount of gas input required per unit of time, usually expressed in cubic feet per hour, or Btu/h (1 Btu/h = 0.2931 W) Dilution Air (Section 202 General definitions.) -------------------------------------Air that is introduced into a draft hood and is mixed with the flue gases. Draft (Section 202 General definitions.) -------------------------------------The pressure difference existing between the appliance or any component part and the atmosphere, that causes a continuous flow of air and
products of combustion through the gas passages of the appliance to the atmosphere. Excess Flow Valve (Section 202 General definitions.) -------------------------------------A valve designed to activate when the fuel gas passing through it exceeds a prescribed flow rate. Furnace, Central (Section 202 General definitions.) -------------------------------------A completely self-contained appliance for heating air by transfer of heat of combustion through metal to the air, and designed to supply heated air through ducts to spaces remote or adjacent to the appliance location. Furnace Plenum (Section 202 General definitions.) -------------------------------------An air compartment or chamber to which one or more ducts are connected and that forms part of an air distribution.
(Section 202 General definitions) ------------------------------------- Equipment, materials or products to which have been affixed a label, seal, symbol or other identifying mark of a national recognized testing laboratory, approved agency or other organization. Liquefied Petroleum Gas or LPG (LP-GAS) (Section 202 General definitions.) -------------------------------------A gas composed predominately of propane, propylene, butanes or butylenes, or mixtures thereof that is gaseous under normal atmosphere conditions, but is capable of being liquefied under moderate pressure at normal temperature. Equipment, materials, products or services included in a list published by an organization acceptable to the code official... (Section 202 General definitions) -------------------------------------What does Listed mean? Meter
(Section 202 General definitions.) -------------------------------------The instrument installed to measure the volume of gas delivered through it. Occupancy (Section 202 General definitions) -------------------------------------The purpose for which a building, or portion thereof, is utilized or occupied. Relief Valve (Device) (Section 202 General definitions) -------------------------------------A safety valve designed to forestall the development of a dangerous condition by relieving either pressure, temperature or vacuum in the hot water supply system. Third-Party Tested (Section 202 General definitions) -------------------------------------Procedure by which approved testing laboratory provides documentation that a product material or system conforms to specified requirements.
listing (Section 301.9 Repair) -------------------------------------Defective material or parts shall be replaced or repaired in such a manner so as to preserve the original approval or ________. flood hazard areas (Section 301.11 Flood hazard) -------------------------------------For structures located in _________ __________ _________, the appliance, equipment and system installations regulated by this code shall be located at or above the elevation required by Section 1612 of the International Building Code for utilities and attendant equipment. elevator (Section 301.15 Prohibited location.) -------------------------------------The appliances, equipment and systems regulated by this code shall not be located in an ________ shaft.
(Section 302.3.2. Joist notching and boring.) ------------------------------------
- Holes bored in joists shall not be within _______ inches of the top and bottom of the joist and their diameters shall not exceed one-third the depth of the member. 25 (Section 302.3.3 Stud cutting and notching) ------------------------------------- In exterior walls and bearing partitions, any wood stud is permitted to be cut or notched to a depth not exceeding __________ percent of its width. registered design professional (Section 302.4 Alterations to trusses) -------------------------------------Truss members and components shall not be cut, drilled, notched, spliced or otherwise altered in any way without the written concurrence and approval of __________ ___________ ___________. sleeping rooms,
Where the depth exceeds 12 inches, the walls of the pit shall be lined with concrete or masonry extending not less than 4 inches above grade (Section 303.7 Pit locations.) -------------------------------------Appliances installed in pits are required a minimum clearance of _________ inches from the appliance to the sides of the pit. circulation (Section 304.2 Appliance location) ------------------------------------- Appliances shall be located so as not to interfere with proper _________ of combustion, ventilation, and dilution air. makeup air (Section 304.4 Makeup air provisions) ------------------------------------- Where exhaust fans, clothes dryers and kitchen ventilation systems interfere with the operations of appliances, __________ ____________ shall be provided.
(Section 304.5 Indoor combustion air) -------------------------------------The standard method for calculating indoor combustion air cannot be used where the air infiltration rate is known to be less than __________ air changes per hour (ACH). 50 (Section 304.5.1 Standard method.) -------------------------------------Where the air infiltration rate of a structure is unknown, the minimum required volume of indoor combustion air shall be _________ cub feet 1,000 Btu/h of the appliance input rating. 100 The minimum dimension of the opening shall be not less than 3 inches.
And not less than the sum of the areas of all vent connectors in the space. (Section 304.6.2 One permanent-opening method) --------------------------- ----------One permanent opening for obtaining outdoor combustion air shall have a minimum free area of 1 square inch per __________ Btu/h of the total input rating of all appliances located in enclosure.
(Section 304.9 Mechanical combustion air supply) ---------------------------- ---------Outdoor combustion air provided by a mechanical air supply system requires a suppl rate not less than _________ cubic feet per minute per 1,000 Btu/h of total input rating of all appliances located within the space. interlocked (Section 304.9.2 Appliance interlock) -------------------------------------Each of the appliances shall be __________ with mechanical combustion air supply system to prevent main burning operation when the mechanical air supply is not in operation.
(Section 304.10 Louvers and grilles.) -------------------------------------Where the design and free area of louvers are not known, it shall be assumed that metal louvers and grilles will have _____-percent free area. manufacturer's installation instructions (Section 305.1 General.) -------------------------------------Equipment and appliance ____________ ___________ __________ shall be available on the job site at the time of inspection. 18 (Section 305.3 Elevation of ignition source.) ------------------------------------- Equipment and appliances having an ignition source shall be elevated such that the source of ignition is not less than ______ inches above the floor in hazardous locations and public garages, private garages, repair garage, motor fuel-dispensing facilities and parking garages.
