1. LawStack
  2. Title 30 - Mineral Resources
  3. Chapter I - MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
  4. Subchapter O - COAL MINE SAFETY AND HEALTH
  5. Part 77 - MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES
  6. Subpart C - Surface Installations
  7. 30 CFR § 77.212
30 CFR § 77.212
Draw-off tunnel ventilation fans; installation
July 29, 2020
CFR

When fans are used to ventilate draw-off tunnels the fans shall be:

(a) Installed on the surface;

(b) Installed in fireproof housings and connected to the tunnel openings with fireproof air ducts; and,

(c) Offset from the tunnel opening.

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§ 77.211-1 Continuous methane monitoring device; installation and operation; automatic deenergization of electric equipment
Next
§ 77.213 Draw-off tunnel escapeways

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