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Title 30--Mineral Resources
CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
PART 70--MANDATORY HEALTH STANDARDS--UNDERGROUND COAL MINES
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 | 70.1 | Scope. |
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| 70.2 | Definitions. |
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| 70.100 | Respirable dust standards. |
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| 70.101 | Respirable dust standard when quartz is present. |
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| 70.201 | Sampling; general requirements. |
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| 70.202 | Certified person; sampling. |
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| 70.203 | Certified person; maintenance and calibration. |
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| 70.204 | Approved sampling devices; maintenance and calibration. |
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| 70.205 | Approved sampling devices; operation; air flowrate. |
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| 70.206 | Approved sampling devices; equivalent concentrations. |
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| 70.207 | Bimonthly sampling; mechanized mining units. |
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| 70.208 | Bimonthly sampling; designated areas. |
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| 70.209 | Respirable dust samples; transmission by operator. |
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| 70.210 | Respirable dust samples; report to operator; posting. |
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| 70.220 | Status change reports. |
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| 70.300 | Respiratory equipment; respirable dust. |
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| 70.305 | Respiratory equipment; gas, dusts, fumes, or mists. |
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| 70.1900 | Exhaust Gas Monitoring. |
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