Ключевые слова: activity, architecture, background, build, builder, building, buildings, businesses, cement, concrete, concreting, construction, contracting, employment, equipment, factory, fittings, floor, gravel, industrial, industry, infrastructure, iron, jobs, level, liquid, machine, machinery, masonry, metal, mix, mixer, mixing, plastering, pour, process, production, project, rebar, reinforced, reinforcement, repair, sand, site, structure, technology, urban, wet, work, worker,