Job Description:

• 1) Tends any of several types of crushers that size materials, such as coal, rock, salt, clay and shale, or ore for industrial use or for further processing: Moves levers to regulate flow of materials to and from conveyors, chutes, pumps, or storage bins.

• 2) Starts crusher, and prods, breaks, or discards lumps to prevent plugging, using bar, sledgehammer, or jackhammer.

• 3) Adjusts equipment, such as screens, conveyors, and fans, to control or vary size or grade of product, or to maintain uniform flow of materials.