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  • Sec.  841. Mandatory health standards for underground mines; enforcement; review; purpose.
  • Sec.  842. Dust concentration and respiratory equipment.
  • Sec.  843. Medical examinations.
  • Sec.  844. Rock dust and gas hazards; controls.
  • Sec.  845. Dust standards in presence of quartz.
  • Sec.  846. Noise standards; promulgation of new standards; tests; procedures; protective devices.
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(Last updated May 8, 2002)