Ключевые слова: alert, asphalt, avenue, background, barricade, barrier, block, border, boundary, business, car, caution, cement, city, closed, concrete, construction, danger, detour, equipment, highway, industrial, industry, line, man, nature, nobody, red, repair, road, roadblock, safety, security, sign, signal, site, stone, stop, street, striped, summer, symbol, traffic, transportation, travel, urban, vintage, warning, white, work,