Code of Federal Regulations · Section

§ 7.61 — Purpose And Effective Date

30 C.F.R. § 7.61

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This subpart establishes the specific requirements for MSHA approval of multiple-shot blasting units. It is effective January 22, 1990. Applications for approval or extensions of approval submitted after January 22, 1991 shall meet the requirements of this subpart.

30 C.F.R. § 7.62

Authorizing Statute