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DOT Code: 930.684-010

Industry: construction; mine & quarry
Alternate Titles: jet channeler; jet-piercer operator

Cuts holes or channels in rock masses to separate block from quarry mass, using jet-piercing torch: Ignites oxygen-kerosene burner and connects water hoses. Positions boom and lowers jet burner to burn or cut hole or channel in rock formation. Adjusts valves and controls to regulate descent or progress of burner as specified. Repairs and replaces parts, using handtools. Keeps production records. May install casing to prevent cave-ins. May use acetylene torch to ignite burner. May lay out pattern for hole or channels to be cut.

GOE: 05.11.02 STRENGTH: M GED: R2 M1 L1 SVP: 4 DLU: 77