1. LawStack
  2. Title 30 - Mineral Resources
  3. Chapter I - MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
  4. Subchapter K - METAL AND NONMETAL MINE SAFETY AND HEALTH
  5. Part 57 - SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
  6. Subpart S - Miscellaneous
  7. 30 CFR § 57.20032
30 CFR § 57.20032
Two-way communication equipment for underground operations
July 29, 2020
CFR

Telephones or other two-way communication equipment with instructions for their use shall be provided for communication from underground operations to the surface.

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§ 57.20031 Blasting underground in hazardous areas

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