Help extraction craft workers, such as earth drillers, blasters and explosives workers, derrick operators, and mining machine operators, by performing duties requiring less skill. Their duties include supplying equipment or cleaning work area.

Assemble or repair oil field equipment using hand and power tools. They perform other tasks as needed.

Operate machinery to install roof support bolts in underground mine.

Separate blocks of rough dimension stone from quarry mass using jackhammer and wedges.

Operate machinery such as longwall shears, plows, and cutting machines. They cut or channel along the face or seams of coal mines, stone quarries, or other mining surfaces. They facilitate blasting, separating, or removing minerals or materials from mines or from the surface. Includes shale planers.

Operate self propelled mining machines that rip coal, metal and nonmetal ores, rock, stone, or sand from the mine face and load it onto conveyors or into shuttle cars in a continuous operation.

Place and detonate explosives to demolish structures or to loosen, remove, or displace earth, rock, or other materials. They perform specialized handling, storage, and accounting procedures. Includes seismograph shooters.

Operate a variety of drills such as rotary, churn, and pneumatic to tap sub surface water and salt deposits, to remove core samples during mineral exploration or soil testing, and to facilitate the use of explosives in mining or construction. They use explosives. Includes horizontal and earth boring machine operators

Operate equipment to increase oil flow from producing wells or to remove stuck pipe, casing, tools, or other obstructions from drilling wells. They also perform similar services in mining exploration operations. Includes fishing tool technicians.

Set up or operate a variety of drills to remove underground oil and gas, or remove core samples for testing during oil and gas exploration.