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 K - Electricity
  7. 30 CFR Subject Group
30 CFR Subject Group
Surface Only
May 28, 2026
§
57.12065
Short circuit and lightning protection
§
57.12066
Guarding trolley wires and bare powerlines
§
57.12067
Installation of transformers
§
57.12068
Locking transformer enclosures
§
57.12069
Lightning protection for telephone wires and ungrounded conductors
§
57.12071
Movement or operation of equipment near high-voltage powerlines
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Subject Group Surface and Underground
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Subject Group Underground Only

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