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 D - Air Quality, Radiation, Physical Agents, and Diesel Particulate Matter
  7. Topic - Radiation—Underground Only
  8. 30 CFR § 57.5046
30 CFR § 57.5046
Protection against radon gas
July 29, 2020
CFR

Where radon daughter concentrations exceed 10 WL, respirator protection against radon gas shall be provided in addition to protection against radon daughters. Protection against radon gas shall be provided by supplied air devices or by face masks containing absorbent material capable of removing both the radon and its daughters.

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§ 57.5045 Posting of inactive workings
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§ 57.5047 Gamma radiation surveys

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