C.F.R. » Title 30 » 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 C—Fire Prevention and Control

30 C.F.R. § 57.4161

Use of fire underground

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Fires shall not be lit underground, except for open-flame torches. Torches shall be attended at all times while lit.