Service Unit Operators, Oil, Gas, and Mining

Maintain and perform safety inspections on equipment and tools.

Operate controls that raise derricks or level rigs.

Listen to engines, rotary chains, or other equipment to detect faulty operations or unusual well conditions.

Prepare reports of services rendered, tools used, or time required, for billing purposes.

Install pressure-control devices onto wellheads.

Direct drilling crews performing activities such as assembling and connecting pipe, applying weights to drill pipes, or drilling around lodged obstacles.

Confer with others to gather information regarding pipe or tool sizes or borehole conditions in wells.

Operate pumps that circulate water, oil, or other fluids through wells to remove sand or other materials obstructing the free flow of oil.

Drive truck-mounted units to well sites.

Interpret instrument readings to ascertain the depth of obstruction.

Thread cables through derrick pulleys, using hand tools.

Select fishing methods or tools for removing obstacles such as liners, broken casing, screens, or drill pipe.

Apply green technologies or techniques such as the use of coiled tubing, slim-hole drilling, horizontal drilling, hydraulic fracturing, or gas lift systems.

Operate specialized equipment to remove obstructions by backing-off or severing pipes by chemical or explosive action.

Close and seal wells no longer in use.

Perforate well casings or sidewalls of boreholes with explosive charges.

Examine unserviceable wells to determine actions to be taken to improve well conditions.

Monitor sound wave generating or detecting mechanisms to determine well fluid levels.

Insert detection instruments into wells with obstructions.