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.

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.

Rig drilling equipment and operate pumps to circulate mud through drill hole.

Clean and repair septic tanks, sewer lines, or drains. They patch walls and partitions of tank, replace damaged drain tile, or repair breaks in underground piping.

Lay, repair, and maintain track for standard or narrow gauge railroad equipment used in regular railroad service or in plant yards, quarries, sand and gravel pits, and mines. Includes ballast cleaning machine operators and railroad bed tamping machine operators.

Maintain highways, municipal and rural roads, airport runways, and rights of way. Their duties include patching broken or eroded pavement, repairing guard rails, highway markers, and snow fences. They also mow or clear brush from along road or plow snow from roadway.

Identify, remove, pack, transport, or dispose of hazardous materials, including asbestos, lead based paint, waste oil, fuel, transmission fluid, radioactive materials, or contaminated soil. They are generally required specialized training and certification in hazardous materials handling or a confined entry permit. They operate earth moving equipment or trucks.

Erect and repair fences and fence gates, using hand and power tools.