Ключевые слова: adult, blue collar, build, builder, caucasian, city, construction, construction site, construction worker, digger, equipment, helmet, highway, job, labor, laborer, labourer, machine, man, mature, men, occupation, outdoor, outdoors, outside, profession, road, road construction, roadwork, safety, sign, site, traffic, uniform, waistcoat, warning, way, work, worker, working,