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Regulations last checked for updates: May 02, 2025
Title 30 - Mineral Resources last revised: Apr 14, 2025
All Titles
Title 30
Chapter I
Part 57
Subpart T - Subpart T—Safety Standards for Methane in Metal and Nonmetal Mines
View all text of Subpart T [§ 57.22001 - § 57.22608]
§ 57.22203 - Main fan operation (I-C mines).
Main fans shall be operated continuously while ore production is in progress.
authority:
30 U.S.C. 811.
source:
50 FR 4082, Jan. 29, 1985, unless otherwise noted.
cite as:
30 CFR 57.22203
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