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Virginia regulations · Through 2026 Regular Session (effective July 1, 2026)

4VAC25-40-5260: Quantity of air standards

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Where this section sits in the code
  1. Title 4. Conservation And Natural Resources
  2. Agency 25. Department of Energy
  3. Chapter 40. Safety and Health Regulations for Mineral Mining
  4. Part XV. Safety and Health Regulations—Underground Only
  5. Article 11. Gassy Mines

The quantity of air coursed through the last open crosscut in pairs or sets of entries, or through other ventilation openings nearest the face, shall be at least 6,000 cubic feet a minute.

Collected 2026-09-14T04:46:10Z. Source file · JSON

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