Subpart K - Trolley Wires and Trolley Feeder Wires
- Section 75.1000 - Cutout switches
- Section 75.1001 - Overcurrent protection
- Section 75.1001-1 - Device for overcurrent protection; testing and calibration requirements; records
- Section 75.1002 - Location of trolley wires, trolley feeder wires, high-voltage cable and transformers
- Section 75.1002-1 - Location of other electric equipment; requirement for permissibility
- Section 75.1003 - Insulation of trolley wires, trolley feeder wires and bare signal wires; guarding of trolley wires and trolley feeder wires
- Section 75.1003-1 - Other requirements for guarding of trolley wires and trolley feeder wires
- Section 75.1003-2 - Requirements for movement of off-track mining equipment in areas of active working where energized trolley wires or trolley feeder wires are present; pre-movement requirements; certified and qualified persons