Third Rail Repairman (281) Enlisted Personnel

Maintains and repairs third rails (550 to 650 d-c voltage) used for transmission of power in operation of military electric railway systems.
Replaces defective rails and connects them for power. Conducts tests to check available power and constructs protection boards along rails. Locates disconnecting switches. Insulates high tension wires. Connects electric feeder cables.
Tools and equipment used include soldering iron, solder, hammer, pliers, screw driver, wrenches, wire, wire splices and insulation, and friction tape.
Must be familiar with standard operating rules and regulations governing military railway electric power transmission systems. Must have knowledge of third rail construction and operation.

Suitable Substitutions