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. Subject Group - Equipment
  8. 30 CFR § 57.22312
30 CFR § 57.22312
Distribution boxes (II-A and V-A mines)
May 28, 2026
CFR

§ 57.22312 Distribution boxes (II-A and V-A mines).

Distribution boxes containing short circuit protection for trailing cables of approved equipment shall be approved by MSHA under 30 CFR part 18.

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§ 57.22311 Electrical cables (II-A mines)
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§ 57.22313 Explosion-protection systems (I-C mines)

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