4VAC25-40-3958. Use of track as electrical power conductor.
The following standards shall apply where track is used as a power conductor:
1. Both rails of main line tracks shall be welded or bonded at every joint, and cross bonds shall be installed at intervals of not more than 200 feet. If the rails are paralleled with a feeder circuit of like polarity, such paralleled feeder shall be bonded to the track rails at intervals of not more than 1,000 feet.
2. At least one rail on secondary track haulage roads shall be welded or bonded at every joint, and cross bonds shall be installed at intervals of not more than 200 feet.
3. Track switches on entries shall be well-bonded.
4. Rails shall not be used as power conductors in rooms.
Statutory Authority
§§ 45.1-161.3, 45.1-161.294 and 45.1-161.305 of the Code of Virginia.
Historical Notes
Derived from Virginia Register Volume 14, Issue 17, eff. July 1, 1998.