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 F - Drilling and Rotary Jet Piercing
  7. Topic - Rotary Jet Piercing—Surface Only
  8. 30 CFR § 57.7806
30 CFR § 57.7806
Oxygen intake coupling
July 29, 2020
CFR

The oxygen intake coupling on jet piercing drills shall be constructed so that only the oxygen hose can be coupled to it.

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§ 57.7805 Smoking and open flames
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§ 57.7807 Flushing the combustion chamber

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