2014 National Electrical Code by National Fire Protection Association

Author:National Fire Protection Association
Language: eng
Format: epub
Tags: electrical, public safety, binding law
Published: 2014-09-15T16:00:00+00:00

6 m (20 ft)

Dispensers

6 m

(20 ft)

I | Class I, Div. 2 or Class I. Zone 2 [ | Class I. Div. 1 or Class I, Zone 1

Note: Not to scale.

Figure 514.3 Classified Areas Adjacent to Dispensers. [30A: Figure 8.3.2(a)]

(A) Unclassified Locations. Where the authority having jurisdiction can satisfactorily determine that flammable liquids having a flash point below 38°C (100°F), such as gasoline, will not be handled, such location shall not be required to be classified.

(B) Classified Locations. [See Figure 514.3(B). |

(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.I, 8.31

(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 compressed natural gas (CNG), liquefied natural gas (LNG), or liquefied

2014 Edition

NATIONAL ELECTRICAL CODE

ARTICLE 514 — MOTOR FUEL DISPENSING FACILITIES

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