30 C.F.R. § 57.14160 Mantrip trolley wire hazards underground.
Title 30 - Mineral Resources
Mantrips shall be covered if there is danger of persons contacting the trolley wire.
Title 30: Mineral Resources
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
Subpart M—Machinery and Equipment
Safety Devices and Maintenance Requirements
§ 57.14160 Mantrip trolley wire hazards underground.
