Regulations last checked for updates: Feb 11, 2026

Title 30 - Mineral Resources last revised: Jan 27, 2026
§ 57.8519 - Underground main fan controls.

All underground main fans shall have controls placed at a suitable protected location remote from the fan and preferably on the surface.

authority: 30 U.S.C. 811.
source: 50 FR 4082, Jan. 29, 1985, unless otherwise noted.
cite as: 30 CFR 57.8519