Ключевые слова: activity, backhoe, big, bucket, build, bulldozer, closeup, construct, construction, development, dig, digger, dirt, dusty, earth, engineering, equipment, excavate, excavating, excavation, excavator, foundation, ground, heavy, hydraulic, industrial, industry, loader, machine, machinery, metal, mine, mountain, mover, one, orange, outdoor, power, road, rock, sand, scoop, shovel, site, soil, tractor, vehicle, work, worker, yellow,