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

4VAC25-40-5200: Operation of booster fans

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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

Booster fans shall be:

1. Operated by permissible drive units maintained in permissible condition;

2. Operated only in air containing less than 1.0% flammable gas; and

3. Kept in continuous operation when persons are in active areas of the mine affected by such fans.

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

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