30 C.F.R. § 75.809 Identification of circuit breakers and disconnecting switches.
Title 30 - Mineral Resources
[Statutory Provisions] Circuit breakers and disconnecting switches underground shall be marked for identification.
Title 30: Mineral Resources
PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES
Subpart I—Underground High-Voltage Distribution
§ 75.809 Identification of circuit breakers and disconnecting switches.
