Ключевые слова: asphalt, barrier, builder, building, bulldozer, concrete, construction, contractor, digging, earth, employee, engineer, engineering, equipment, flat, foreman, ground, group, hard hat, heavy, hole, industrial, industry, job, labor, land, machinery, man, occupation, people, person, pit, profession, renovation, road, safety, shovel, site, soil, system, team, tool, uniform, vest, water, work, worker,