Subchap O — Coal Mine Safety and Health
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- Pt. 70 Mandatory Health Standards—underground Coal Mines §§70.1 to 70.1900
- Pt. 71 Mandatory Health Standards—surface Coal Mines and Surface Work Areas of Underground Coal Mines §§71.1 to 71.702
- Pt. 72 Health Standards for Coal Mines §§72.1 to 72.800
- Pt. 74 Coal Mine Dust Sampling Devices §§74.1 to 74.18
- Pt. 75 Mandatory Safety Standards—underground Coal Mines §§75.1 to 75.1916
- Pt. 77 Mandatory Safety Standards, Surface Coal Mines and Surface Work Areas of Underground Coal Mines §§77.1 to 77.2104
- Pt. 90 Mandatory Health Standards—coal Miners Who Have Evidence of the Development of Pneumoconiosis §§90.1 to 90.301