The container-charging room shall be located not less than:
Ten feet from bulk storage containers.
The pumps or compressors may be located in the container-charging room or building, in a separate building, or outside of buildings. When housed in a separate building, such building (a small noncombustible weather cover is not to be construed as a building) shall be located not less than:
Ten feet from bulk storage tanks.
Twenty-five feet from sources of ignition.
When a part of the container-charging building is to be used for a boiler room or where open flames or similar sources of ignition exist or are employed, the space to be so occupied shall be separated from container charging room by a partition wall or walls of fire-resistant construction continuous from floor to roof or ceiling. Such separation walls shall be without openings and shall be joined to the floor, other walls, and ceiling or roof in a manner to effect a permanent gas-tight joint.
Electrical equipment and installations shall conform with paragraphs (b) (17) and (18) of this section
Tank truck filling station outlets shall be located not less than:
Ten feet from pumps and compressors if housed in one or more separate buildings.