Ключевые слова: architecture, beam, blue, bridge, building, cement, city, column, concrete, construction, crane, design, development, dirt, elevated, engineering, equipment, fragment, freeway, girder, highway, industrial, infrastructure, installing, iron, metal, modern, outdoor, overpass, pillar, preparation, process, progress, river, road, safety, site, sky, steel, street, structure, support, technology, traffic, transportation, travel, under, viaduct, way, work,