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30 CFR Part 57Public Domain

§ 57.6301 — Blasthole obstruction check

Subpart E — Explosives

Before loading, blastholes shall be checked and, wherever possible, cleared of obstructions.

Public Domain: 30 CFR Part 57 (MSHA Safety and Health Standards — Underground Metal and Nonmetal Mines) is a U.S. government publication and is not subject to copyright. Text extracted from the official source ↗. Figures are served from the eCFR; if one does not load, use the link in its place.
MSHA Part 57 57.6301 — Blasthole obstruction check | BuildSpec