30 U.S.C. § 845
Dust standards in presence of quartz
In coal mining operations where the concentration of respirable dust in the mine atmosphere of any working place contains more than 5 per centum quartz, the Secretary of Health and Human Services shall prescribe an appropriate formula for determining the applicable respirable dust standard under this subchapter for such working place and the Secretary shall apply such formula in carrying out his duties under this subchapter.
Notes of Decisions
Cited in 2
cases, 2009–2009 · leading case: In Re Howard, 570 F.3d 752 (6th Cir. 2009).
In Re Howard, 570 F.3d 752 (6th Cir. 2009). “§ 205, 30 U.S.C. § 845 . Rather, if coal mine dust contains more than five percent silica, the mine operator must reduce the amount of respirable dust according to a schedule.”
Scott Howard v. Hilda Solis (6th Cir. 2009). “§ 205, 30 U.S.C. § 845 . Rather, if coal mine dust contains more than five percent silica, the mine operator must 2 NIOSH is a subdivision of the Center for Disease Control, which is part of the Department of Health and Human Services (HHS).”
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