Ключевые слова: activity, big, blade, bulldozer, construction, development, digger, earth, earthmover, equipment, excavating, excavation, excavator, grader, graders, gravel, heavy, hydraulic, industrial, industry, large, leveler, loader, machine, machinery, metal, motor, mover, operator, outdoor, outdoors, power, road, scraper, site, tractor, vehicle, wheel, work, working, yellow,