Ключевые слова: action, activity, blade, build, building, bulldozer, business, civil, construction, development, dig, digger, eathmoving, engineering, equipment, excavation, excavator, executive, exterior, grade, grader, heavy, hydraulic, industrial, industry, labor, machine, machinery, manufacturing, mining, motion, motor, movement, mover, people, project, road, safety, site, structure, tool, track, tractor, transportation, truck, vehicle, wheel, work, worker, working,