1. Regulations
  2. title 30
  3. chapter I
  4. part 72
  5. subpart E
  6. § 72.620

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

§ 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.

AUTHORITY: 30 U.S.C. 811, 813(h), 957.

SOURCE: 59 FR 8327, Feb. 18, 1994, unless otherwise noted.

CITE AS: 30 CFR 72.620