Code of Federal Regulations · Section

§ 72.620 — Drill Dust Control At Surface Mines And Surface Areas Of Underground Mines

30 C.F.R. § 72.620

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Holes shall be collared and drilled wet, or other effective dust control measures shall be used, when drilling non-water-soluble material. Effective dust control measures shall be used when drilling water-soluble material.

30 C.F.R. § 72.610 30 C.F.R. § 72.630

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