CODE: 939.685-014Buy the DOT:Download/CD-ROM
TITLE(s): WASHER-AND-CRUSHER TENDER (mine & quarry)

Tends battery of machines that convey, wash, crush, and separate quarried stone to produce sand and gravel: Presses button to start belt conveyor that conveys material to blade mill. Pulls lever to start blade mill that washes and separates rock, sand, and gravel from clay and other foreign matter. Starts vibrating screens that separate materials according to size. Presses button to start cone crusher that crushes oversized rocks. Observes flow of materials to detect jams or equipment malfunction. Stops machine and notifies supervisor of malfunction or breakdown.
GOE: 05.12.07 STRENGTH: L GED: R2 M2 L2 SVP: 3 DLU: 77
ONET CROSSWALK: 92962 Separating, Filtering, Clarifying, Precipitating, and Still Machine Operators and Tenders