Ключевые слова: architect, architecture, background, builder, building, business, concrete, construction, construction site, contractor, crane, development, employment, engineer, engineering, equipment, estate, hardhat, hat, helmet, high, housing, industrial, industry, infrastructure, job, laborer, male, man, manufacturing, men, occupation, people, profession, professional, project, safety, scaffolding, silhouette, site, skilled, steel, structure, teamwork, technology, tool, work, worker, working, workplace,