Ключевые слова: asphalt, attentive, barricade, careful, carrying, caution, city street, closed, concept, construction industry, construction site, construction worker, danger, direction, driving, horizontal, industry, inform, maintenance, outdoors, participants, plan, progress, repairing, repairs, road, road construction, roadsign, roadwork, safety, security, sign, site, stop, street sign, traffic, warning, work, zone,