Ключевые слова: activity, air, architecture, at, blue, building, city, construction, crane, dedication, development, earth, engineering, equipment, expertise, hard, heavy, helmet, in, industrial, industry, infrastructure, labor, machinery, men, noise, observation, occupation, presence, progress, rumble, safety, scaffolding, site, skies, skyline, sound, structure, teamwork, urban, vigilant, work,