30 CFR 57.22241

§ 57.22241 Advance face boreholes (I-C mines).

United States · 30 CFR — Mineral Resources · Status: effective

Cite this

Citation: 30 CFR 57.22241, § 57.22241 Advance face boreholes (I-C mines), United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/133267
Permanent ID: ys:prov:133267@1
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Full text

(a) Boreholes shall be drilled at least 25 feet in advance of a face whenever the work place is within— (1) 50 feet of a surveyed abandoned mine or abandoned workings which cannot be inspected; or (2) 200 feet of an unsurveyed abandoned mine or abandoned workings which cannot be inspected. (b) Boreholes shall be drilled in such a manner to insure that the advancing face will not accidently break into an abandoned mine or abandoned working.

Legislative history

This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.