Page 294 - 2018_IFC

MOTOR FUEL-DISPENSING FACILITIES AND REPAIR GARAGES

2311.7 Fire extinguishers. Fire extinguishers shall be pro- tional Building Code, or both, with 1-hour rated opening
vided in accordance with Section 906. protectives.
2311.8 Repair garages for vehicles fueled by lighter-than- 2311.8.4 Motor vehicle repair booths. The design and
air fuels. The room, motor vehicle repair booth or motor construction of motor vehicle repair booths shall be in
vehicle repair space containing repair garage activities for the accordance with Sections 2311.8.4.1 through 2311.8.4.4.
conversion or repair of vehicles that use CNG, LNG, hydro- 2311.8.4.1 Construction. Motor vehicle repair booths
gen or other lighter-than-air motor fuels shall be in accor- shall be constructed of approved noncombustible mate-
dance with Sections 2311.8 through 2311.8.11 in addition to rials. Where walls or ceiling assemblies are constructed
the other requirements of Section 2311. Repair garages for of sheet metal, single-skin assemblies shall be not thin-
the repair of vehicles that use hydrogen fuel shall be in accor- ner than 0.0478 inch (18 gage) (1.2 mm) and each sheet
dance with this code and NFPA 2. of double-skin assemblies shall be not thinner than
Exceptions: 0.0359 inch (20 gage) (0.9 mm). Structural sections of
motor vehicle repair booths shall be sealed in an
1. Repair garages where work is conducted only on approved manner.
vehicles that have been defueled and their systems
purged with nitrogen gas, and where standard oper- 2311.8.4.2 Surfaces. The interior surfaces of motor
ating procedures to document and maintain the fuel- vehicle repair booths shall be constructed to permit the
ing status throughout repair operations are approved. free passage of exhaust air from all parts of the interior.
2. Repair garages where work is not performed on the 2311.8.4.3 Means of egress. Means of egress shall be
fuel system and is limited to exchange of parts and provided in accordance with Chapter 10.
maintenance not requiring open flame or welding on Exception: Means of egress doors from premanu-
the CNG-, LNG-, hydrogen- or other lighter-than- factured motor vehicle repair booths shall be not less
air-fueled motor vehicle. than 30 inches (762 mm) in width by 80 inches
(2032 mm) in height.
3. Repair garages for hydrogen-fueled vehicles where
work is not performed on the hydrogen storage tank 2311.8.4.4 Clear space. Motor vehicle repair booths
and is limited to the exchange of parts and mainte- shall be installed so that all parts of the booth provide
nance not requiring open flame or welding on the ready access for cleaning. A clear area of not less than
hydrogen-fueled vehicle. During the work, the entire 3 feet (914 mm) wide shall be maintained on all sides
hydrogen fuel system shall contain less than 200 of the motor vehicle repair booth. This clear area shall
3
cubic feet (5.6 m ) of hydrogen. be kept free of any storage or combustible construction.
4. Repair garages for natural-gas-fueled vehicles where Exceptions:
work is not being performed on the fuel storage 1. This requirement shall not prohibit locating a
tank, and is limited to the exchange of parts and motor vehicle repair booth closer than 3 feet
maintenance not requiring open flame or welding on (914 mm) to or directly against an interior par-
the natural-gas-fueled vehicle. During the work, the tition, wall or floor/ceiling assembly that has a
natural gas, in the vehicle fuel tank shall contain a fire-resistance rating of not less than 1 hour,
pressure of not more than 250 psi at 70ºF (1724 kPa provided that the motor vehicle repair booth
at 21ºC). can be adequately maintained and cleaned.
2311.8.1 Preparation of vehicles for repair. For vehicles 2. This requirement shall not prohibit locating a
powered by gaseous fuels, the fuel shutoff valves shall be motor vehicle repair booth closer than 3 feet
closed prior to repairing any portion of the vehicle fuel (914 mm) to an exterior wall or a roof assem-
system. bly, provided that the wall or roof is con-
Vehicles powered by gaseous fuels in which the fuel structed of noncombustible material and the
system has been damaged shall be inspected and evaluated motor vehicle repair booth can be adequately
for fuel system integrity prior to being brought into the maintained and cleaned.
repair garage. The inspection shall include testing of the 2311.8.5 Motor vehicle repair spaces. Where such
entire fuel delivery system for leakage. spaces are not separately enclosed, noncombustible spray
2311.8.2 Repair garages used for the repair of hydro- curtains shall be provided to restrict the spread of flamma-
gen-fueled vehicles. Repair garages used for the repair of ble gases.
hydrogen-fueled vehicles shall be provided with an 2311.8.6 Fire protection. Motor vehicle repair booths or
approved exhaust ventilation system in accordance with spaces installed in a room or area protected by an auto-
the International Mechanical Code and Chapter 6 of matic sprinkler system shall have the protection extended
NFPA 2. to include the inside of the motor vehicle repair booth or
space.
2311.8.3 Motor vehicle repair rooms. Motor vehicle
repair rooms shall be enclosed with not less than 1-hour 2311.8.7 Fire extinguishers. Portable fire extinguishers
fire barriers constructed in accordance with Section 707 of complying with Section 906 shall be provided for motor
the International Building Code, or horizontal assemblies vehicle repair rooms, motor vehicle repair booths or motor
constructed in accordance with Section 711 of the Interna- vehicle repair spaces.

2018 INTERNATIONAL FIRE CODE ® 261
Copyrighted © 2017 by, or licensed to, ICC (ALL RIGHTS RESERVED); licensed to UL, LLC pursuant to License Agreement with ICC. No further reproductions authorized or distribution authorized.
ANY UNAUTHROIZED REPRODUCTION OR DISTRIBUTION IS A VIOLATION OF THE FEDERAL COPYRIGHT ACT AND THE LICENSE AGREEMENT; AND SUBJECT TO CIVIL AND CRIMINAL PENALTIES THEREUNDER.