Ключевые слова: activity, bay, build, building, bulldozer, business, car, coast, concrete, construction, dam, dig, digger, dirt, dump truck, earth, embankment, engineering, equipment, excavate, excavation, excavator, excavators, ground, heavy, hydraulic, industrial, industry, lake, loader, machine, machinery, outdoor, power, quarry, river, road, sand, shore, shovel, soil, strengthen, technology, tractor, transport, transportation, truck, vehicle, water, work,