Safety can damaged, tank area diked to contain potential spills. Workers should have eye protection.
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. 1926.152(e)(2) Transfer of flammable liquids from one container to another shall be done only when containers are electrically interconnected (bonded).