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 T - Safety Standards for Methane in Metal and Nonmetal Mines
  7. Topic - Ventilation
  8. 30 CFR § 57.22203
30 CFR § 57.22203
Main fan operation (I-C mines)
July 29, 2020
CFR

Main fans shall be operated continuously while ore production is in progress.

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§ 57.22202 Main fans (I-A, I-B, I-C, II-A, III, V-A, and V-B mines)
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§ 57.22204 Main fan operation and inspection (I-A, II-A, III, and V-A mines)

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