"QUARRY PLUG-AND-FEATHER DRILLER"
Job Description and Jobs
DOT: 930.684-022
Separates blocks of rough dimension stone from quarry mass, using jackhammer, wedges, and feathers (shims): Marks desired dimensions on stone, using rule and chalkline, and cuts groove along outline, using chisel.
Drills holes along outline with jackhammer [JACKHAMMER OPERATOR (mine & quarry)]. Inserts wedges and feathers into holes and drives wedges with sledgehammer to split stone from mass. May set charge of explosives to split rock [BLASTER (mine & quarry)]. May drill holes into side of stone broken from mass, insert dogs or attach sling, and direct movement of stone from area. May be designated according to type of stone separated as Sandstone Splitter (mine & quarry).
