Opening and closing ventilation doors.

  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. Ventilation
  8. Underground Only
  9. Opening and closing ventilation doors.

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

§ 57.8532 Opening and closing ventilation doors.

When ventilation control doors are opened as a part of the normal mining cycle, they shall be closed as soon as possible to re-establish normal ventilation to working places.


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