AC CONTRACTING SERVICE Bore Machine Operator in MISSION, Texas

Bore Operators: May move controls to adjust cutting speeds, feed rates, and depth of cut. Operates mobile drilling machine to drill blastholes horizontally underground: Drives machine into area where cement or rock or ore has been undercut. Measures undercuttings with steel rod to determine depth of undercut and location of holes to be drilled. Marks hole locations and boundaries of cut on ribs and face, using chalk. Moves controls to position drill. Starts drill and advances it into rib or face to specified depth. Repositions machine to drill additional holes in specified pattern. Observes electric power cable when moving machine to avoid damage to cable. Occasionally will be requested to working in Corpus Christi.