5804.2.1.1 Proximity to hazards.

Storage shall not be located where the stored flammable gases would be exposed to the following hazards in the event of the failure of their structure or containment systems:

   1.   Electric power lines.

   2.   Piping containing flammable or combustible liquids.

   3.   Piping containing flammable gases.

   4.   Piping containing oxidizing materials.

5804.2.2 Proximity to flammable and combustible liquid storage.

Storage within 50 feet (15 240 mm) of aboveground storage of flammable and combustible liquids shall be located on ground higher than such storage, except where dikes, diversion curbs, grading or walls are used to prevent these liquids from accumulating under the flammable gas storage.

5804.2.3 Electrical equipment.

Electrical equipment within 3 feet (914 mm) in any direction of an outdoor flammable gas storage area shall comply with the Class I, Division 2 wiring requirements of the Electrical Code for hazardous locations, unless such electrical equipment is separated from such area by a wall or other solid partition having no openings.

Section FC 5805: Use

5805.1 General.

Flammable gases in amounts exceeding the maximum allowable quantity per control area indicated in FC Table 5003.1.1(1) or 5003.1.1(3) shall be used in accordance with FC 5001, 5003 and 5005, and this chapter.

Section FC 5806: Ethylene Oxide