Trolley Circuits for Track Haulage

DOE-HDBK-1092-98

5.10.5 TROLLEY CIRCUITS FOR TRACK HAULAGE

Trolley wires and exposed trolley-feeder wires shall be installed and maintained in accordance to the

requirements in 30 CFR 57.12050, 57.12086, and 30 CFR 75, Subpart K.

Trolley wires and trolley-feeder wires shall be protected against over current in accordance to the

requirements of 30 CFR 57.12001 and 75.1001.

Track serving as the trolley circuit return shall be bonded or welded according to the requirements

of 30 CFR 57.12042 and 75, Subpart K. Energized trolley wires and exposed trolley-feeder wires

shall be guarded in places where accidental contact with them is possible. This includes areas where

supplies are stored, loaded, or unloaded.

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