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Title 30: Mineral Resources
CHAPTER I: MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
SUBCHAPTER K: METAL AND NONMETAL MINE SAFETY AND HEALTH
PART 57: SAFETY AND HEALTH STANDARDS-UNDERGROUND METAL AND NONMETAL MINES
Subpart K: Electricity
: Surface and Underground
57.12027 - Grounding mobile equipment.
Frame grounding or equivalent protection shall be provided for mobile equipment powered through trailing cables.
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