Perform tasks involving physical labor at construction sites. May operate hand and power tools of all types: shovels, wheelbarrows, cement mixers, measuring equipment and a variety of other equipment and instruments used in excavation, concrete, and site work construction. Pour concrete into forms. Carry, hold, position and remove forms from concrete using saws, hammers, nails or bolts. Grade land; spread straw. May clean and prepare sites and clean up rubble, debris and other waste materials. Assist other craft workers. Load/unload equipment from trucks.