Ключевые слова: aged, ancient, antique, architecture, background, block, blue, build, builder, building, cement, concrete, construction, design, development, engineering, foundation, frame, high, historic, home, house, industry, infrastructure, job, labor, metal, new, occupation, platform, poles, project, protection, ramshackle, reconstruction, repair, restoration, risk, safety, scaffold, scaffolding, secure, site, sky, steel, structure, vintage, work,