Boilermakers make and install boilers and other large containers that house gases or liquids such as oil.

Bricklayers construct walls, partitions, fireplaces, chimneys, and other structures from brick, block, and other masonry materials such as structural tile, concrete cinder, glass, gypsum, and terra cotta.

Carpenters erect wood framework in buildings; build forms for concrete; and erect partitions, studs, joints, drywalls, and rafters.

Cement masons level, smooth, and shape surfaces of freshly poured concrete on projects ranging from patios and basements to dams, highways, and building foundations and walls.

Drywall finishers seal joints between plasterboard or other wallboards, mix sealing compound, press paper tape over joints to embed tape into compound and seal joints, or tape joints using mechanical applicators that spread compound and embed tape in one operation.

Electricians lay out, install, and test electrical service and electrical wire systems used to provide heat, light, power, air conditioning, and refrigeration in homes, office building, factories, hospitals, and schools.

Carpet installers lay floor coverings in both residential and commercial sites.

Glaziers are responsible for the sizing, cutting, fitting, and setting of all glass products into openings of all kinds.

Heat & frost insulators apply insulation materials to pipes, tanks, boilers, ducts, refrigeration equipment, and other surfaces requiring thermal temperature control.

Structural ironworkers erect the steel framework for large industrial, commercial, or residential buildings, bridges, and metal tanks.

Laborers are diversely skilled workers who build and repair roads, highways, bridges, sewers, and tunnels; construct buildings; clean up hazardous waste sites; and much more.

Millwrights work with metal materials, machinery, and equipment that requires precision.

Operators operate and maintain a variety of powerful equipment ranging from bulldozers, backhoes, and earthmovers to very large power shovels and cranes.

Painting includes the preparation of surfaces and the application of paint, varnish, enamel, lacquer, and similar materials to wood, metal, or masonry buildings.

Pile drivers maneuver construction machinery to drive metal, concrete, or wood piling into the earth during the early stages of construction.

Pipefitters assemble, install, and maintain pipes to carry liquids, steam, compressed air, gases, and fluids needed for processing, manufacturing, heating, and cooling.

Plumbers install, repair and alter pipe systems that carry gases, water, and other liquids required for sanitation, stormwater, industrial production, and other uses.

Roofers apply built-up composition roofing and many other materials such as tile, slate, composition shingles, metals, various types of plastic materials, and other surfaces.

Sheet metal workers work from sketches, blueprints, or verbal instructions necessary to make products, then install a wide variety of articles made from sheets of steel, aluminum, copper, and other materials.