-
Mark reference points onto floors or face blocks and transpose them to workpieces, using measuring devices, squares, chalk, and soapstone.
-
Erect ladders and scaffolding to fit together large assemblies.
-
Verify conformance of workpieces to specifications, using squares, rulers, and measuring tapes.
-
Set up face blocks, jigs, and fixtures.
-
Heat-treat parts, using acetylene torches.
-
Direct welders to build up low spots or short pieces with weld.
-
Locate and mark workpiece bending and cutting lines, allowing for stock thickness, machine and welding shrinkage, and other component specifications.
-
Move parts into position, manually or with hoists or cranes.
-
Tack-weld fitted parts together.
-
Design and construct templates and fixtures, using hand tools.
-
Preheat workpieces to make them malleable, using hand torches or furnaces.
-
Lay out and examine metal stock or workpieces to be processed to ensure that specifications are met.
-
Smooth workpiece edges and fix taps, tubes, and valves.
-
Hammer, chip, and grind workpieces to cut, bend, and straighten metal.
-
Lift or move materials and finished products, using large cranes.
-
Position, align, fit, and weld parts to form complete units or subunits, following blueprints and layout specifications, and using jigs, welding torches, and hand tools.
-
Straighten warped or bent parts, using sledges, hand torches, straightening presses, or bulldozers.
-
Install boilers, containers, and other structures.
-
Align and fit parts according to specifications, using jacks, turnbuckles, wedges, drift pins, pry bars, and hammers.
-
Study engineering drawings and blueprints to determine materials requirements and task sequences.
-
Remove high spots and cut bevels, using hand files, portable grinders, and cutting torches.
-
Position or tighten braces, jacks, clamps, ropes, or bolt straps, or bolt parts in position for welding or riveting.
-
Set up and operate fabricating machines, such as brakes, rolls, shears, flame cutters, grinders, and drill presses, to bend, cut, form, punch, drill, or otherwise form and assemble metal components.