Ключевые слова: activity, backhoe, big, blade, bucket, build, building, bulldozer, construct, construction, contractor, development, dig, digger, digging, dirt, dozer, earth, earthmover, equipment, excavate, excavation, excavator, ground, heavy, hydraulic, industrial, industry, isolated, loader, machine, machinery, mining, mover, operator, power, quarry, sand, scoop, shovel, site, soil, track, tractor, transport, unloading, vehicle, wheel, work, working,