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

  1. Law
  2. CFR 30
  3. Mineral Resources
  4. Mine Safety and Health Administration, Department of Labor
  5. Metal and Nonmetal Mine Safety and Health
  6. Safety and Health Standards - Underground Metal and Nonmetal Mines
  7. Safety Standards for Methane in Metal and Nonmetal Mines
  8. Equipment
  9. Distribution boxes (II-A and V-A mines).

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§ 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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