Raise, place, and unite iron or steel girders, columns, and other structural members to form completed structures or structural frameworks. They erect metal storage tanks and assemble prefabricated metal buildings.

Cover roofs of structures with shingles, slate, asphalt, aluminum, wood, or related materials. They spray roofs, sidings, and walls with material to bind, seal, insulate, or soundproof sections of structures.

Position and secure steel bars or mesh in concrete forms in order to reinforce concrete. They use a variety of fasteners, rod bending machines, blowtorches, and hand tools. Includes rod busters.

Lay pipe for storm or sanitation sewers, drains, and water mains. They perform any combination of the following tasks: grade trenches or culverts, position pipe, or seal joints.

Line and cover structures with insulating materials. They work with batt, roll, or blown insulation materials.

Install glass in windows, skylights, store fronts, and display cases, or on surfaces, such as building fronts, interior walls, ceilings, and tabletops.

Operate one or several types of power construction equipment, such as motor graders, bulldozers, scrapers, compressors, pumps, drilling towers, shovels, tractors, or front end loaders. They excavate, move and grade earth, erect structures, pour concrete or pavement. They repair and maintain equipment in addition to other duties.

Operate pile drillers mounted on rails, barges, crawler treads, or locomotive cranes to drive pilings for retaining walls, bulkheads, and foundations of structures, such as buildings, bridges, and piers.

Operate equipment used for applying concrete, asphalt, or other materials to road beds, parking lots, or airport runways and taxiways, or equipment used for tamping gravel, dirt, or other materials. Includes concrete and asphalt paving machine operators, form tampers, tamping machine operators, and stone spreader operators.

Scrape and sand wooden floors to smooth surfaces using floor scraper and floor sanding machine, and apply coats of finish.