Code of Federal Regulations · Section

§ 57.9361 — Drawholes

30 C.F.R. § 57.9361

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To prevent hazards to persons underground, collars of open drawholes shall be free of muck or materials except during transfer of the muck or material through the drawhole.

30 C.F.R. § 57.9360 30 C.F.R. § 57.9362

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