Bare signal or control wires; voltage.

  1. Law
  2. CFR 30
  3. Mineral Resources
  4. Mine Safety and Health Administration, Department of Labor
  5. Coal Mine Safety and Health
  6. Mandatory Safety Standards, Surface Coal Mines and Surface Work Areas of Underground Coal Mines
  7. Electrical Equipment - General
  8. Bare signal or control wires; voltage.

Checkout our iOS App for a better way to browser and research.

§ 77.515 Bare signal or control wires; voltage.

The voltage on bare signal or control wires accessible to personal contact shall not exceed 40 volts.


Download our app to see the most-to-date content.