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Code of Federal Regulations (Last Updated: November 8, 2024) |
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Title 30 - Mineral Resources |
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Chapter I - Mine Safety and Health Administration, Department of Labor |
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SubChapter O - Coal Mine Safety and Health |
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Part 71 - Mandatory Health Standards - Surface Coal Mines and Surface Work Areas of Underground Coal Mines |
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Subpart B - Dust Standards |
| § 71.100 - Respirable dust standard. |
| § 71.101 - Respirable dust standard when quartz is present. |