Ключевые слова: action, activity, architecture, bars, builder, building, casting, cement, compacting, concrete, concreting, construction, contractor, craftsman, development, engineering, equipment, filling, floor, form, foundation, house, industrial, industry, infrastructure, iron, liquid, machine, man, mesh, metal, mixer, mortar, operation, pipe, pouring, process, pump, rebar, reinforced, reinforcement, reinforcing, site, steel, tube, work, worker, working,