Job Description:

• 1) Controls boom conveyors to move materials, such as coal, ore, and gravel, to and from railroad cars or processing station, and storage piles: Starts specified boom conveyor and conveyor belts, and adjusts height, swing, and extension of boom according to size of storage pile or position of car.

• 2) Opens side gates of railroad cars or gates of processing station to dump material onto conveyor that carries it to storage pile.

• 3) Positions boom conveyor over railroad car and starts flow of materials from plant or storage pile to load car.

• 4) Regulates conveyor speed to prevent spilling or weight variations among cars.

• 5) Observes gauges and lights on control panel to detect malfunctions of conveyor system.

• 6) Diverts materials to storage bins or notifies plant or tipple operator to stop supply of materials during emergency.

• 7) Lubricates machine, using grease gun and oilcan.

• 8) May drive mobile boom conveyor to designated work area.

• 9) May be known as Stacker Operator.