Set the forms that hold concrete to the desired pitch and depth, and align them.

Spread, level, and smooth concrete, using rake, shovel, hand or power trowel, hand or power screed, and float.

Monitor how the wind, heat, or cold affect the curing of the concrete throughout the entire process.

Direct the casting of the concrete and supervise laborers who use shovels or special tools to spread it.

Mold expansion joints and edges, using edging tools, jointers, and straightedge.

Signal truck driver to position truck to facilitate pouring concrete, and move chute to direct concrete on forms.

Operate power vibrator to compact concrete.

Chip, scrape, and grind high spots, ridges, and rough projections to finish concrete, using pneumatic chisels, power grinders, or hand tools.

Waterproof or restore concrete surfaces, using appropriate compounds.

Fabricate concrete beams, columns, and panels.

Install anchor bolts, steel plates, door sills and other fixtures in freshly poured concrete or pattern or stamp the surface to provide a decorative finish.

Build wooden molds, and clamp molds around area to be repaired, using hand tools.

Mix cement, sand, and water to produce concrete, grout, or slurry, using hoe, trowel, tamper, scraper, or concrete-mixing machine.