Ключевые слова: arch, architecture, bar, basis, bridge, city, column, concrete, construction, engineering, equipment, fragment, freeway, highway, increase, industry, installing, iron, metal, modern, modernization, outdoor, over, overpass, pier, pillar, preparation, reconstruction, renovation, road, safety, scaffolding, site, sky, steel, street, structure, support, technology, traffic, transport, transportation, trestle, under, viaduct, view, way, work,