Code of Federal Regulations · Section

§ 60.10 — Permissible Exposure Limit (pel)

30 C.F.R. § 60.10

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The mine operator shall ensure that no miner is exposed to an airborne concentration of respirable crystalline silica in excess of 50 µg/m

3 for a full-shift exposure, calculated as an 8-hour TWA.

30 C.F.R. § 60.2 30 C.F.R. § 60.11

Authorizing Statute