Job Description:

• 1) Supervises and coordinates activities of workers engaged in crushing, grinding, and concentrating ore preparatory to further processing or shipment: Observes meters, gauges, recording instruments, and operation of machines and equipment to detect malfunctions, faulty operation by worker, or need for repairs.

• 2) Orders adjustments and repairs to restore machines and equipment to production specifications.

• 3) Directs dismantling, and inspects parts to determine cause of malfunction or breakdown.

• 4) Demonstrates and explains machine operation and processes to new workers.

• 5) May determine time, duration, and sequence of utilizing ore from silos, and rates of extraction to attain blend of ore specified on work order.

• 6) Performs duties as described under SUPERVISOR Master Title.