Ключевые слова: architecture, background, bar, block, blue, build, builder, building, business, cement, city, concrete, construct, construction, development, engineering, equipment, estate, foundation, frame, heavy, high, home, house, industrial, industry, iron, machine, machinery, material, metal, metallic, modern, new, office, project, reinforcement, rod, safety, scaffolding, site, sky, steel, structure, technology, tower, urban, work, working, workplace,