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Regulations last checked for updates: May 17, 2025
Title 30 - Mineral Resources last revised: Apr 14, 2025
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Title 30
Chapter I
Part 57
Subpart G - Subpart G—Ventilation
SURFACE AND UNDERGROUND
§ 57.8518 - Main and booster fans.
§ 57.8519 - Underground main fan controls.
UNDERGROUND ONLY
§ 57.8520 - Ventilation plan.
§ 57.8525 - Main fan maintenance.
§ 57.8527 - Oxygen-deficiency testing.
§ 57.8528 - Unventilated areas.
§ 57.8529 - Auxiliary fan systems.
§ 57.8531 - Construction and maintenance of ventilation doors.
§ 57.8532 - Opening and closing ventilation doors.
§ 57.8534 - Shutdown or failure of auxiliary fans.
§ 57.8535 - Seals.
authority:
30 U.S.C. 811.
source:
50 FR 4082, Jan. 29, 1985, unless otherwise noted.
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