4VAC25-40-2390: Lightning grounds
Where this section sits in the code
- Title 4. Conservation And Natural Resources
- Agency 25. Department of Energy
- Chapter 40. Safety and Health Regulations for Mineral Mining
- Part XII. Electricity—Surface and Underground
Lightning-arrester grounds on trolley tracks shall be connected to earth at least 25 feet from the underground mine opening.
Collected 2026-09-14T04:46:01Z. Source file · JSON