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

4VAC25-40-5480: Ventilation of air locks

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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

Air locks shall be ventilated sufficiently to prevent accumulations of flammable gas inside the locks.

Collected 2026-09-14T04:46:11Z. Source file · JSON

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