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| Explosives Workers,
Ordnance Handling Experts, and Blasters place and detonate explosives to
demolish structures or |
| to loosen, remove, or
displace earth, rock, or other materials. May perform specialized
handling, storage, and |
| accounting procedures.
Include seismograph shooters. |
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| Continuous Mining
Machine Operators operate self-propelled mining machines that rip coal,
metal and nonmetal ores, |
| rock, stone, or sand
from the face and load it onto conveyors or into shuttle cars in a
continuous operation. |
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| Derrick operators work
on small platforms high on rigs to help run pipe in and out of well holes
and operate the |
| pumps that circulate
mud through the pipe. |
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| Helpers--Extraction
Workers help extraction craft workers, such as earth drillers, blasters
and explosives workers, |
| derrick operators, and
mining machine operators, by performing duties of lesser skill. Duties
include supplying |
| equipment or cleaning
work area. Excludes apprentice workers. |
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| Loading Machine
Operators, Underground Mining operate underground loading machine to load
coal, ore, or rock into |
| shuttle or mine car or
onto conveyors. Loading equipment may include power shovels, hoisting
engines equipped with |
| cable-drawn scraper or
scoop, or machines equipped with gathering arms and conveyor. |
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| Mine Cutting and
Channeling Machine Operators operate machinery--such as longwall shears,
plows, and cutting |
| machines--to cut or
channel along the face or seams of coal mines, stone quarries, or other
mining surfaces to |
| facilitate blasting,
separating, or removing minerals or materials from mines or from the
earth's surface. Include |
| shale
planers. |
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| Pump Operators, Except
Wellhead Pumpers tend, control, or operate power-driven, stationary, or
portable pumps and |
| manifold systems to
transfer gases, oil, other liquids, slurries, or powdered materials to and
from various vessels |
| and
processes. |
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| Rock Splitters, Quarry
separate blocks of rough dimension stone from quarry mass |
| using jackhammer and
wedges. |
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| Roof Bolters, Mining
operate machinery to install roof support bolts in underground
mine. |
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| Rotary Drill Operators,
Oil and Gas set up or operate a variety of drills to remove petroleum
products from the |
| earth and to find and
remove core samples for testing during oil and gas
exploration. |
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| Roustabouts, Oil and
Gas assemble or repair oil field equipment using hand and power tools.
Perform other tasks as |
| needed. |
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| Service Unit Operators,
Oil, Gas, and Mining operate equipment to increase oil flow from producing
wells or to |
| remove stuck pipe,
casing, tools, or other obstructions from drilling wells. May also perform
similar services in |
| mining exploration
operations. Include fishing-tool technicians. |
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| Wellhead Pumpers
operate power pumps and auxiliary equipment to produce flow of oil or gas
from wells in oil field. |
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