Ключевые слова: bedrock, bridge construction, build, busy, casting, concrete, concreting, construction, crane, drill, earth, engineering, equipment, excavation, flats, foundation building, fundamental, high, industry, laborer, lifter, living, machine, machinery, main pillar, material, people, pillar, pipes, progress, pylon, real estate, river, scraper, site, sky, station, steel, structure, substructure, support, supporting, teamwork, tools, transport, urban, water, workers, workplace, works,