Ключевые слова: architect, architects, architecture, auto crane, background, build, builder, building, business, casing, cement, civil, concrete, concrete floor, construction, contractor, crane, development, employees, engineer, engineering, equipment, floor, foreman, helmet, home, house, industrial, industry, job, male, man, occupation, people, professional, project, safety, screwdriver, site, steel, structure, teamwork, technology, top view, under construction, unloading, urban, vibrating, work, workplace,