Ключевые слова: activity, architecture, area, big, build, construct, construction, crane, detail, development, engineer, engineering, equipment, extension, exterior, hammerhead, heavy, high, industry, large, liebherr, liebherr 315 hc, lift, operation, outdoors, pillar, poland, pollution, project, scale, scraper, site, sky, steel, structure, sunrise, superstructure, surface, technics, technique, technology, terex, the city, tower, urban, warsaw, working,