Warning signs.

  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. Fire Prevention and Control
  8. Prohibitions/Precautions/Housekeeping
  9. Warning signs.

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

§ 57.4101 Warning signs.

Readily visible signs prohibiting smoking and open flames shall be posted where a fire or explosion hazard exists.


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