Methane and oxygen deficiency tests; approved devices.

  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. Slope and Shaft Sinking
  8. Methane and oxygen deficiency tests; approved devices.

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§ 77.1901-1 Methane and oxygen deficiency tests; approved devices.

Tests for oxygen deficiency shall be made with a permissible flame safety lamp or other means approved by the Secretary, and tests for methane shall be made with a methane detector approved by the Secretary.


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