Ключевые слова: architecture, background, builder, built, business, city, concrete, construct, construction, constructionsite, constructionworker, crane, dawn, design, development, engineer, engineering, equipment, form, group, growth, hardhat, helmet, house, housing, industrial, industry, job, laborers, manual, men, occupation, people, profession, safety, scaffolding, silhouette, site, sky, steel, structure, sun, sunset, technology, white, work, worker, working, workplace, works,