Job Description:

• 1) Throws switches and couples, or attaches to cable, cars being hauled by locomotive or hoisted by cable or chain in mines, quarries, or industrial plants: Uncouples loaded cars at their destination or uncouples and distributes empty cars to sidings or to loading areas.

• 2) Moves switches to route cars and signals DINKEY OPERATOR to start or stop cars.

• 3) May open and close ventilation doors in mines.