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(a) Areas in which flammable or combustible liquids are transferred at one time, in quantities greater than 5 gallons from one tank or container to another tank or container, shall be separated from other operations by 25-feet distance or by construction having a fire resistance of at least 1 hour. Drainage or other means shall be provided to control spills. Adequate natural or mechanical ventilation shall be provided to maintain the concentration of flammable vapor at or below 10 percent of the lower flammable limit.
(b) When flammable liquids are transferred from one container to another, the fill spout, nozzle or fill pipe shall be kept continuously in contact with the edge of the fill opening to prevent the discharge of static sparks. Bonding or grounding of tanks, tank vehicles, tank cars, etc., shall be in accordance with NFPA 77-1983.
(c) Flammable liquids shall be drawn from or transferred into vessels, containers or portable tanks within a building only through a closed piping system, from safety cans, by means of a device drawing through the top, or from a container or portable tanks by gravity through an approved self-closing valve. Transferring any liquids by means of air pressure on the container or portable tanks shall be prohibited.
(d) The dispensing unit and its piping shall be protected against collision damage.
(e) Dispensing devices and nozzles for flammable liquids shall be of an approved type.
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
1. Amendment filed 10-9-86; effective thirtieth day thereafter (Register 86, No. 43).
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