30 C.F.R. § 77.511 Danger signs at electrical installations.
Title 30 - Mineral Resources
Suitable danger signs shall be posted at all major electrical installations.
Title 30: Mineral Resources
PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES
Subpart F—Electrical Equipment—General
§ 77.511 Danger signs at electrical installations.
