Title 30Subchapter

Subchapter Ii—Interim Mandatory Health Standards

Contents

  1. § 841. Mandatory health standards for underground mines; enforcement; review; purpose
  2. § 842. Dust concentration and respiratory equipment
  3. § 843. Medical examinations
  4. § 844. Rock dust and gas hazards; controls
  5. § 845. Dust standards in presence of quartz
  6. § 846. Noise standards; promulgation of new standards; tests; procedures; protective devices