Ключевые слова: activity, automobile, car, clay, commercial, construction, dangerous zone, dirt, dump, dump truck, dumping, dumptruck, earth, earthwork, equipment, excavation, ground works, hard work, heap, heavy, industrial, industry, leasing, lorry, machine, machinery, metal, move, operate, operator, power, preowned, push, quarry equipment, rental construction equipment, sand, service, site, soil, technology, tipper, transport, transportation, truck, trucking, unload, unloading, vehicle, work, yellow,