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CFR > Title 30 - Mineral Resources > CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR > SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH (parts 56 to 58) > PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES > SUBPART M—Machinery and Equipment (§57.14000 to §57.14219) > 57.14160—Mantrip trolley wire hazards underground.
57.14160—Mantrip trolley wire hazards underground.
Mantrips shall be covered if there is danger of persons contacting the trolley wire.