ARTICLE 514

Motor Fuel Dispensing Facilities

FPN: Rules that are followed by a reference in brackets contain text that has been extracted from NFPA 30A-2008, Code for Motor Fuel Dispensing Facilities and Repair Ga rages. Only editorial changes were made to the extracted text to make it consistent with this Code.

514.1 Scope. This article shall apply to motor fuel dispens ing facilities, marine/motor fuel dispensing facilities, motor fuel dispensing facilities located inside buildings, and fleet vehicle motor fuel dispensing facilities.

FPN: For further information regarding safeguards for motor fuel dispensing facilities, see NFPA 30A-2008, Code for Motor Fuel Dispensing Facilities and Repair Garages.

514.2 Definition.

(B) Classified Locations.

(1) Class I Locations. Table 514.3(B)(1) shall be applied where Class I liquids are stored, handled, or dispensed and shall be used to delineate and classify motor fuel dispensing facilities and commercial garages as defined in Article 511. Table 515.3 shall be used for the purpose of delineating and classifying aboveground tanks. A Class I location shall not extend beyond an unpierced wall, roof, or other solid partition. [30A:8.1, 8.3]

(2) Compressed Natural Gas, Liquefied Natural Gas, and Liquefied Petroleum Gas Areas. Table 514.3(B)(2) shall be used to delineate and classify areas where com- pressed natural gas (CNG), liquefied natural gas (LNG), or liquefied petroleum gas (LPG) is stored, handled, or dis- pensed. Where CNG or LNG dispensers are installed be- neath a canopy or enclosure, either the canopy or the en- closure shall be designed to prevent accumulation or entrapment of ignitible vapors, or all electrical equipment installed beneath the canopy or enclosure

Motor Fuel Dispensing Facility. That portion of a prop- shall be suitable for Class I, Division 2 hazardous

erty where motor fuels are stored and dispensed from (classified) locations. Dispensing devices for liquefied
fixed equipment into the fuel tanks of motor vehicles or petroleum gas shall be located not less than 1.5 m (5 ft)
marine craft or into approved containers, including all from any dispensing device for Class I liquids. [30A:12.1,
equipment used in connection therewith. [30A:3.3.11]
FPN: Refer to Articles 510 and 511 with respect to electrical wiring and equipment for other areas used as lubritori-ums, service rooms, repair rooms, offices, salesrooms, compressor rooms, and similar locations.

514.3 Classification of Locations.

12.4, 12.5]
FPN No. 1: For information on area classification where liquefied petroleum gases are dispensed, see NFPA 58-
2008, Liquefied Petroleum Gas Code.
FPN No. 2: For information on classified areas pertaining to LP-Gas systems other than residential or commercial,
(A) Unclassified Locations. Where the authority having see NFPA 58-2008, Liquefied Petroleum Gas Code, and
jurisdiction can satisfactorily determine that flammable
liquids having a flash point below 38°C (100°F), such as FPN No. 3: See 555.21 for motor fuel dispensing stations gasoline, will not be handled, such location shall not be in marinas and boatyards.
required to be classified.

Table 5143(B)(1) Class I Locations — Motor Fuel Dispensing Facilities

Location Class I, Group D Division

Extent of Classified Location 1

Underground Tank

Fill opening

Vent — discharging upward

Any pit or box below grade level,