Keep pipe deck and main deck areas clean and tidy.
Unscrew or tighten pipes, casing, tubing, and pump rods, using hand and power wrenches and tongs.
Walk flow lines to locate leaks, using electronic detectors and by making visual inspections, and repair the leaks.
Move pipes to and from trucks, using truck winches and motorized lifts, or by hand.
Bolt together pump and engine parts.
Guide cranes to move loads about decks.
Supply equipment to rig floors as requested and provide assistance to roughnecks.
Dismantle and repair oil field machinery, boilers, and steam engine parts, using hand tools and power tools.
Clean up spilled oil by bailing it into barrels.
Dig drainage ditches around wells and storage tanks.