30 CFR 72.620 - Drill dust control at surface mines and surface areas of underground mines.

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

View all text of Subpart E [§ 72.610 - § 72.800]

§ 72.620 - Drill dust control at surface mines and surface areas of underground mines.

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.