| Job Title |
Prospecting Driller |
| Job Description |
Operates Portable Rotary Drilling Rig To Drill Shallow
Boreholes To Obtain Samples Of Earth Formations, For Placement
Of Explosives In Seismic Prospecting, Or For Other Tests To
Discover Petroleum: Positions Truck-mounted Derrick At Drilling
Area Specified On Field Map. Starts Rig And Moves Throttles And
Clutches To Raise And Lower Drilling Pipes. Counts Sections Of
Drill Rod To Determine Depth Of Borehole. Selects Coring Bit And
Barrel. Withdraws Core Barrel From Hole And Extracts Core From
Barrel. Records Depths At Which Samples Were Taken. Repairs
Equipment, Using Handtools.
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