IFC 2311.1 Repair Garages.pdfcontainers or tanks shall be grounded in accordance
with NFPA 70. The valve of the vehicle storage tank
shall be bonded with the defueling system prior to
the commencement of discharge or defueling opera-
tions.
2309.6.2 Repair of hydrogen piping. Piping systems
containing hydrogen shall not be opened to the atmosphere
for repair without first purging the piping with an inert gas
to achieve 1 -percent hydrogen or less by volume. Defuel-
ing operations and exiting purge flow shall be vented in
accordance with Section 2309.6.1.2.
2309.6.3 Purging. Each individual manufactured compo-
nent of a hydrogen generating, compression, storage or
dispensing system shall have a label affixed as well as a
description in the installation and owner's manuals
describing the procedure for purging air from the system
during startup, regular maintenance and for purging
hydrogen from the system prior to disassembly (to admit
air).
For the interconnecting piping between the individual
manufactured components, the pressure rating must be not
less than 20 times the absolute pressure present in the pip-
ing when any hydrogen meets any air.
2309.6.3.1 System purge required. After installation,
repair or maintenance, the hydrogen piping system
shall be purged of air in accordance with the manufac-
turer's procedure for purging air from the system.
SECTION 2310
MARINE MOTOR FUEL -DISPENSING FACILITIES
2310.1 General. The construction of marine motor fuel -dis-
pensing facilities shall be in accordance with the Interna-
tional Building Code and NFPA 30A. The storage of Class I,
II or IIIA liquids at marine motor fuel -dispensing facilities
shall be in accordance with this chapter and Chapter 57.
2310.2 Storage and handling. The storage and handling of
Class I, II or IIIA liquids at marine motor fuel -dispensing
facilities shall be in accordance with Sections 2310.2.1
through 2310.2.3.
2310.2.1 Class I, II or IIIA liquid storage. Class I, II or
IIIA liquids stored inside of buildings used for marine
motor fuel -dispensing facilities shall be stored in approved
containers or portable tanks. Storage of Class I liquids
shall not exceed 10 gallons (38 L).
Exception: Storage in liquid storage rooms in accor-
dance with Section 5704.3.7.
2310.2.2 Class II or IIIA liquid storage and dispensing.
Class II or IIIA liquids stored or dispensed inside of build-
ings used for marine motor fuel -dispensing facilities shall
be stored in and dispensed from approved containers or
portable tanks. Storage of Class II and IIIA liquids shall
not exceed 120 gallons (454 L).
2310.2.3 Heating equipment. Heating equipment
installed in Class 1, 11 or IIIA liquid storage or dispensing
areas shall comply with Section 2301.6.
MOTOR FUEL -DISPENSING FACILITIES AND REPAIR GARAGES
2310.3 Dispensing. The dispensing of liquid fuels at marine
motor fuel -dispensing facilities shall comply with Sections
2310.3.1 through 2310.3.5.
2310.3.1 General. Wharves, piers or floats at marine
motor fuel -dispensing facilities shall be used exclusively
for the dispensing or transfer of petroleum products to or
from marine craft, except that transfer of essential ship
stores is allowed.
2310.3.2 Supervision. Marine motor fuel -dispensing
facilities shall have an attendant or supervisor who is fully
aware of the operation, mechanics and hazards inherent to
fueling of boats on duty whenever the facility is open for
business. The attendant's primary function shall be to
supervise, observe and control the dispensing of Class I, II
or IIIA liquids or flammable gases.
2310.3.3 Hoses and nozzles. Dispensing of Class I, H or
IIIA liquids into the fuel tanks of marine craft shall be by
means of an approved -type hose equipped with a listed
automatic -closing nozzle without a latch -open device.
Hoses used for dispensing or transferring Class I, II or
IIIA liquids, when not in use, shall be reeled, racked or
otherwise protected from mechanical damage.
2310.3.4 Portable containers. Dispensing of Class I, II or
IIIA liquids into containers, other than fuel tanks, shall be
in accordance with Section 2304.4.1.
2310.3.5 Liquefied petroleum gas. Liquefied petroleum
gas cylinders shall not be filled at marine motor fuel -dis-
pensing facilities unless approved. Approved storage facil-
ities for LP -gas cylinders shall be provided. See also
Section 2307.
2310.4 Fueling of marine vehicles at other than approved
marine motor fuel -dispensing facilities. Fueling of floating
marine craft at other than a marine motor fuel -dispensing
facility shall comply with Sections 2310.4.1 and 2310.4.2.
2310.4.1 Class I liquid fuels. Fueling of floating marine
craft with Class I fuels at other than a marine motor fuel -
dispensing facility is prohibited.
2310.4.2 Class II or III liquid fuels. Fueling of floating
marine craft with Class II or III fuels at other than a
marine motor fuel -dispensing facility shall be in accor-
dance with all of the following:
1. The premises and operations shall be approved by
the fire code official.
2. Tank vehicles and fueling operations shall comply
with Section 5706.6.
3. The dispensing nozzle shall be of the listed auto-
matic -closing type without a latch -open device.
4. Nighttime deliveries shall only be made in lighted
areas.
5. The tank vehicle flasher lights shall be in operation
while dispensing.
6. Fuel expansion space shall be left in each fuel tank
to prevent overflow in the event of temperature
increase.
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MOTOR FUEL -DISPENSING FACILITIES AND REPAIR GARAGES
2310.5 Fire prevention regulations. General fire safety reg-
ulations for marine motor fuel -dispensing facilities shall
comply with Sections 2310.5.1 through 2310.5.7.
2310.5.1 Housekeeping. Marine motor fuel -dispensing
facilities shall be maintained in a neat and orderly manner.
Accumulations of rubbish or waste oils in excessive
amounts shall be prohibited.
2310.5.2 Spills. Spills of Class I, II or IIIA liquids at or on
the water shall be reported immediately to the fire depart-
ment and jurisdictional authorities.
2310.5.3 Rubbish containers. Containers with tight -fit-
ting or self-closing lids shall be provided for temporary
storage of combustible debris, rubbish and waste material.
The rubbish containers shall be constructed entirely of
materials that comply with any one of the following:
1. Noncombustible materials.
2. Materials that meet a peak rate of heat release not
exceeding 300 kW/M2 when tested in accordance
with ASTM E 1354 at an incident heat flux of 50
kW/M2 in the horizontal orientation.
2310.5.4 Marine vessels and craft. Vessels or craft shall
not be made fast to fuel docks serving other vessels or
craft occupying a berth at a marine motor fuel -dispensing
facility.
2310.5.5 Sources of ignition. Construction, maintenance,
repair and reconditioning work involving the use of open
flames, arcs or spark -producing devices shall not be per-
formed at marine motor fuel -dispensing facilities or within
50 feet (15 240 mm) of the dispensing facilities, including
piers, wharves or floats, except for emergency repair work
approved in writing by the fire code official. Fueling shall
not be conducted at the pier, wharf or float during the
course of such emergency repairs.
2310.5.5.1 Smoking. Smoking or open flames shall be
prohibited within 50 feet (15 240 mm) of fueling opera-
tions. "No Smoking" signs complying with Section 310
shall be posted conspicuously about the premises. Such
signs shall have letters not less than 4 inches (102 mm)
in height on a background of contrasting color.
2310.5.6 Preparation of tanks for fueling. Boat owners
and operators shall not offer their craft for fueling unless
the tanks being filled are properly vented to dissipate
fumes to the outside atmosphere.
2310.5.7 Warning signs. Warning signs shall be promi-
nently displayed at the face of each wharf, pier or float at
such elevation as to be clearly visible from the decks of
marine craft being fueled. Such signs shall have letters not
less than 3 inches (76 mm) in height on a background of
contrasting color bearing the following or approved equiv-
alent wording:
WARNING
NO SMOKING—STOP ENGINE WHILE FUELING,
SHUT OFF ELECTRICITY
DO NOT START ENGINE UNTIL AFTER BELOW
DECK SPACES ARE VENTILATED.
2310.6 Fire protection. Fire protection features for marine
motor fuel -dispensing facilities shall comply with Sections
2310.6.1 through 2310.6.4.
2310.6.1 Standpipe hose stations. Fire hose, where pro-
vided, shall be enclosed within a cabinet, and hose stations
shall be labeled: FIRE HOSE—EMERGENCY USE
ONLY.
2310.6.2 Obstruction of fire protection equipment.
Materials shall not be placed on a pier in such a manner as
to obstruct access to fire -fighting equipment or piping sys-
tem control valves.
2310.6.3 Access. Where the pier is accessible to vehicular
traffic, an unobstructed roadway to the shore end of the
wharf shall be maintained for access by fire apparatus.
2310.6.4 Portable fire extinguishers. Portable fire extin-
guishers in accordance with Section 906, each having a
minimum rating of 20-B:C, shall be provided as follows:
1. One on each float.
2. One on the pier or wharf within 25 feet (7620 mm)
of the head of the gangway to the float, unless the
office is within 25 feet (7620 mm) of the gangway
or is on the float and an extinguisher is provided
thereon.
SECTION 2311
REPAIR GARAGES
2311.1 General. Repair garages shall comply with this sec-
tion and the International Building Code. Repair garages for
vehicles that use more than one type of fuel shall comply with
the applicable provisions of this section for each type of fuel
used.
Where a repair garage includes a motor fuel -dispensing
facility, the fuel -dispensing operation shall comply with the
requirements of this chapter for motor fuel -dispensing facili-
ties.
2311.2 Storage and use of flammable and combustible liq-
uids. The storage and use of flammable and combustible liq-
uids in repair garages shall comply with Chapter 57 and
Sections 2311.2.1 through 2311.2.4.
2311.2.1 Cleaning of parts. Cleaning of parts shall be
conducted in listed and approved parts -cleaning machines
in accordance with Chapter 57.
2311.2.2 Waste oil, motor oil and other Class IIIB liq-
uids. Waste oil, motor oil and other Class IIIB liquids
shall be stored in approved tanks or containers, which are
allowed to be stored and dispensed from inside repair
garages.
2311.2.2.1 Tank location. Tanks storing Class IIIB liq-
uids in repair garages are allowed to be located at,
below or above grade, provided that adequate drainage
or containment is provided.
2311.2.2.2 Liquid classification. Crankcase drainings
shall be classified as Class IIIB liquids unless otherwise
determined by testing.
242 2015 INTERNATIONAL FIRE CODE®
2311.2.3 Drainage and disposal of liquids and oil -
soaked waste. Garage floor drains, where provided, shall
drain to approved oil separators or traps discharging to a
sewer in accordance with the International Plumbing
Code. Contents of oil separators, traps and floor drainage
systems shall be collected at sufficiently frequent intervals
and removed from the premises to prevent oil from being
carried into the sewers.
2311.2.3.1 Disposal of liquids. Crankcase drainings
and liquids shall not be dumped into sewers, streams or
on the ground, but shall be stored in approved tanks or
containers in accordance with Chapter 57 until
removed from the premises.
2311.2.3.2 Disposal of oily waste. Self-closing metal
cans shall be used for oily waste.
2311.2.4 Spray finishing. Spray finishing with flammable
or combustible liquids shall comply with Chapter 24.
2311.3 Sources of ignition. Sources of ignition shall not be
located within 18 inches (457 mm) of the floor and shall com-
ply with Chapters 3 and 35.
2311.3.1 Equipment. Appliances and equipment installed
in a repair garage shall comply with the provisions of the
International Building Code, the International Mechani-
cal Code and NFPA 70.
2311.3.2 Smoking. Smoking shall not be allowed in repair
garages except in approved locations.
2311.4 Below -grade areas. Pits and below -grade work areas
in repair garages shall comply with Sections 2311.4.1
through 2311.4.3.
2311.4.1 Construction. Pits and below -grade work areas
shall be constructed in accordance with the International
Building Code.
2311.4.2 Means of egress. Pits and below -grade work
areas shall be provided with means of egress in accordance
with Chapter 10.
2311.4.3 Ventilation. Where Class I liquids or LP -gas are
stored or used within a building having a basement or pit
wherein flammable vapors could accumulate, the basement
or pit shall be provided with mechanical ventilation in
accordance with the International Mechanical Code, at a
minimum rate of 1'/z cubic feet per minute per square foot
(cfm/ft2) [0.008 m3/(s • mz)] to prevent the accumulation of
flammable vapors.
2311.5 Preparation of vehicles for repair. For vehicles
powered by gaseous fuels, the fuel shutoff valves shall be
closed prior to repairing any portion of the vehicle fuel sys-
tem.
Vehicles powered by gaseous fuels in which the fuel sys-
tem has been damaged shall be inspected and evaluated for
fuel system integrity prior to being brought into the repair
garage. The inspection shall include testing of the entire fuel
delivery system for leakage.
2311.6 Fire extinguishers. Fire extinguishers shall be pro-
vided in accordance with Section 906.
MOTOR FUEL -DISPENSING FACILITIES AND REPAIR GARAGES
2311.7 Repair garages for vehicles fueled by lighter -than -
air fuels. Repair garages for the conversion and repair of
vehicles that use CNG, liquefied natural gas (LNG), hydro-
gen or other lighter -than -air motor fuels shall be in accor-
dance with Sections 2311.7 through 2311.7.2.3 in addition to
the other requirements of Section 2311.
Exceptions:
1. Repair garages where work is not performed on the
fuel system and is limited to exchange of parts and
maintenance not requiring open flame or welding on
the CNG-, LNG-, hydrogen- or other lighter -than -
air -fueled motor vehicle.
2. Repair garages for hydrogen -fueled vehicles where
work is not performed on the hydrogen storage tank
and is limited to the exchange of parts and mainte-
nance not requiring open flame or welding on the
hydrogen -fueled vehicle. During the work, the entire
hydrogen fuel system shall contain a quantity that is
less than 200 cubic feet (5.6 m3) of hydrogen.
2311.7.1 Ventilation. Repair garages used for the repair
of natural gas- or hydrogen -fueled vehicles shall be pro-
vided with an approved mechanical ventilation system.
The mechanical ventilation system shall be in accordance
with the International Mechanical Code and Sections
2311.7.1.1 and 2311.7.1.2.
Exception: Repair garages with natural ventilation
when approved.
2311.7.1.1 Design. Indoor locations shall be ventilated
utilizing air supply inlets and exhaust outlets arranged
to provide uniform air movement to the extent practi-
cal. Inlets shall be uniformly arranged on exterior walls
near floor level. Outlets shall be located at the high
point of the room in exterior walls or the roof.
Ventilation shall be by a continuous mechanical
ventilation system or by a mechanical ventilation sys-
tem activated by a continuously monitoring natural gas
detection system or, for hydrogen, a continuously mon-
itoring flammable gas detection system, each activating
at a gas concentration of not more than 25 percent of
the lower flammable limit (LFL). In all cases, the sys-
tem shall shut down the fueling system in the event of
failure of the ventilation system.
The ventilation rate shall be not less than 1 cubic
foot per minute per 12 cubic feet [0.00139 m3 x (s • m)]
of room volume.
2311.7.1.2 Operation. The mechanical ventilation sys-
tem shall operate continuously.
Exceptions:
1. Mechanical ventilation systems that are inter-
locked with a gas detection system designed in
accordance with Sections 2311.7.2 through
2311.7.2.3.
2. Mechanical ventilation systems in repair
garages that are used only for repair of vehi-
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MOTOR FUEL -DISPENSING FACILITIES AND REPAIR GARAGES
cles fueled by liquid fuels or odorized gases,
such as CNG, where the ventilation system is
electrically interlocked with the lighting cir-
cuit.
2311.7.2 Gas detection system. Repair garages used for
repair of vehicles fueled by nonodorized gases including,
but not limited to, hydrogen and nonodorized LNG, shall
be provided with a flammable gas detection system.
2311.7.2.1 System design. The flammable gas detec-
tion system shall be listed or approved and shall be cal-
ibrated to the types of fuels or gases used by vehicles to
be repaired. The gas detection system shall be designed
to activate when the level of flammable gas exceeds 25
percent of the lower flammable limit (LFL). Gas detec-
tion shall be provided in lubrication or chassis service
pits of repair garages used for repairing nonodorized
LNG -fueled vehicles.
2311.7.2.1.1 Gas detection system components.
Gas detection system control units shall be listed
and labeled in accordance with UL 864 or UL 2017.
Gas detectors shall be listed and labeled in accor-
dance with UL 2075 for use with the gases and
vapors being detected.
2311.7.2.2 Operation. Activation of the gas detection
system shall result in all the following:
1. Initiation of distinct audible and visual alarm sig-
nals in the repair garage.
2. Deactivation of all heating systems located in the
repair garage.
3. Activation of the mechanical ventilation system,
where the system is interlocked with gas detec-
tion.
2311.7.2.3 Failure of the gas detection system. Fail-
ure of the gas detection system shall result in the deacti-
vation of the heating system, activation of the
mechanical ventilation system where the system is
interlocked with the gas detection system and cause a
trouble signal to sound in an approved location.
2311.8 Defueling equipment required at vehicle mainte-
nance and repair facilities. Facilities for repairing hydrogen
fuel systems on hydrogen -fueled vehicles shall have equip-
ment to defuel vehicle storage tanks. Where work must be
performed on a vehicle's fuel storage tank for the purpose of
maintenance, repair or cylinder certification, defueling and
purging shall be conducted in accordance with Section
2309.6.
244 2015 INTERNATIONAL FIRE CODE®