Code of Federal Regulations (alpha)

CFR /  Title 30  /  Part 57  /  Sec. 57.4262 Underground transformer stations, combustible liquid storage

Transformer stations, storage and dispensing areas for combustible liquids, pump rooms, compressor rooms, and hoist rooms shall be provided with fire protection of a type, size, and quantity that can extinguish fires of any class in their early stages which could occur as a result of the hazards present.