30 U.S.C. § 845 — Dust standards in presence of quartz

submitted 57 years ago by Pub. L. 91-173 to r/title-30-MINERAL-LANDS-AND-MINING · 66 words · no verdicts yet

in plain englishAI-generated · not legal advice

This section requires a special formula when respirable dust contains more than 5 percent quartz. The Secretary of Health and Human Services must prescribe the formula, and the Secretary must use it.

For a coal-mining workplace where respirable dust in the mine air contains more than 5 percent quartz, the Secretary of Health and Human Services must prescribe a formula for setting the applicable respirable-dust standard under this subchapter. The Secretary must use that formula in carrying out duties under this subchapter.

the actual law source: uscode.house.gov ↗public domain

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.

Source credit: (Pub. L. 91–173, title II, § 205, Dec. 30, 1969, 83 Stat. 765; Pub. L. 96–88, title V, § 509(b), Oct. 17, 1979, 93 Stat. 695.)

history & why it existsrecord from the source credit

1969Enacted · Pub. L. 91-173 · 83 Stat. 765
1979Amended · Pub. L. 96-88 · 93 Stat. 695

A history note hasn’t been published yet. The record shows enactment by Pub. L. 91-173 on 1969-12-30.

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