The job duties of a general laborer vary. They may include cleaning and preparing a job site, loading and delivering materials, and using a variety of tools and machines such as blowtorches, forklifts, levels, lifts, power drills, grinders, saws, pressure washers, and water spraying equipment. Laborers set up and take down ladders, scaffolding, and other temporary structures. They help carpenters, masons, and other specialized contractors.