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       CODE: 930.363-010 Buy the DOT:Download/CD-ROM
TITLE(s): CLEAN-OUT DRILLER (petrol. & gas) alternate titles: well cleaner
Operates truck-mounted hoist equipped with derrick to clean out and restore old and damaged oil or
gas wells: Moves lever to raise derrick over wellhead. Directs CLEAN-OUT-DRILLER HELPER (petrol. &
gas) to jack up truck body and to center hoisting cable over borehole. Assembles and attaches
cleanout tools to cable, using handtools. Moves winch lever to lower tools into well. Cleans sand,
paraffin, or pipe scale from well, using special scaling and bailing tools. Removes debris from
well, using bailer. Lowers blocks composed of soft lead or covered with wax, tar, or soap to take
impression of broken equipment in well. Lowers grappling tools into well to probe for and remove
obstruction, using hoist. Lowers and raises swabbing tool that creates vacuum and draws well fluids
through pipe screens and well perforations, using hoist. May be designated according to specific
activity as Bailer (petrol. & gas); Swabber (petrol. & gas).
GOE: 05.11.03 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77
ONET CROSSWALK: 97941 Hoist and Winch Operators
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