Ключевые слова: break, bucket, building, coming, concrete, construction, demolition, digger, dirt, dredger, effective, engineering, equipment, excavation, excavator, foundation, ground, hard, heavy, hydraulic, idle, industrial, industry, intermission, machine, machinery, metal, mini, networks, nobody, outside, parked, power, safety, scoop, shovel, snack, soon, spoon, tank, timeout, tool, transportation, under, useful, utilities, vehicle, web, work, yellow,