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TITLE(s): JACK SETTER (mine & quarry) Places hydraulic jacks, timbers, and posts in specified locations to form roof support system in underground mine: Examines hydraulic lines and tightens connections, using wrenches. Helps place temporary posts or timbers under roof support beams when hydraulic jack failure occurs, or to supplement jacks in supporting roof. Advances coal conveyors and jack units forward to facilitate making new series of cuts in coal strata, using built-in or portable horizontal jacks. GOE: 05.12.02 STRENGTH: M GED: R3 M2 L1 SVP: 5 DLU: 77 ONET CROSSWALK: 87989A Miners, Petroleum, and Gas Extractive Workers |
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CODE: 939.684-010 Buy the DOT: Download
TITLE(s):
JACK SETTER (mine & quarry)
Places hydraulic jacks, timbers, and posts in specified locations to form roof support system in
underground mine: Examines hydraulic lines and tightens connections, using wrenches. Helps place
temporary posts or timbers under roof support beams when hydraulic jack failure occurs, or to
supplement jacks in supporting roof. Advances coal conveyors and jack units forward to facilitate
making new series of cuts in coal strata, using built-in or portable horizontal jacks.
GOE: 05.12.02 STRENGTH: M GED: R3 M2 L1 SVP: 5 DLU: 77
ONET CROSSWALK: 87989A Miners, Petroleum, and Gas Extractive Workers
© 1995 - 2015 Photius Coutsoukis and Information Technology Associates (All Rights Reserved). Revised 26-May-03