Raise, place, and unite iron or steel girders, columns, and other structural members to form completed structures or structural frameworks. May erect metal storage tanks and assemble prefabricated metal buildings.
<ul><li>Read specifications or blueprints to determine the locations, quantities, or sizes of materials required.</li><li>Connect columns, beams, and girders with bolts, following blueprints and instructions from supervisors.</li><li>Bolt aligned structural steel members in position for permanent riveting, bolting, or welding into place.</li><li>Fasten structural steel members to hoist cables, using chains, cables, or rope.</li><li>Verify vertical and horizontal alignment of structural steel members, using plumb bobs, laser equipment, transits, or levels.</li><li>Hoist steel beams, girders, or columns into place, using cranes or signaling hoisting equipment operators to lift and position structural steel members.</li><li>Cut, bend, or weld steel pieces, using metal shears, torches, or welding equipment.</li><li>Erect metal or precast concrete components for structures, such as buildings, bridges, dams, towers, storage tanks, fences, or highway guard rails.</li><li>Force structural steel members into final positions, using turnbuckles, crowbars, jacks, or hand tools.</li><li>Pull, push, or pry structural steel members into approximate positions for bolting into place.</li><li>Unload and position prefabricated steel units for hoisting as needed.</li><li>Drive drift pins through rivet holes to align rivet holes in structural steel members with corresponding holes in previously placed members.</li><li>Assemble hoisting equipment or rigging, such as cables, pulleys, or hooks, to move heavy equipment or materials.</li><li>Fabricate metal parts, such as steel frames, columns, beams, or girders, according to blueprints or instructions from supervisors.</li><li>Dismantle structures or equipment.</li></ul>