Monitoring and Sampling Approaches to Assess Underground Coal Mine Dust Exposures (2018) / Chapter Skim
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Appendix D: Glossary
Appendix D: Glossary
Pages 120-121
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Designated occupation: Occupations in an underground mine set by the 2014 respirable coal mine dust rule because they are exposed to the highest concentrations of respirable dust, such as the operator of a continuous mining machine. Designated work position: Location at the surface area of an underground coal mine that is exposed to the highest concentrations of respirable coal mine dust, such as highwall drill operators and bulldozer operators.
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From page 121... ...
not chemically combined with other substances and having a distinctive physical structure Respirable coal mine dust: Airborne particulate matter occurring as a result of the extraction or preparation of coal in or around a coal mine. It is the dust collected with a sampling device approved by the Secretary of Labor and the Secretary of Health and Human Services.
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