Ключевые слова: asphalt, attention, background, barrier, boundary, caution, color, cone, cones, construction, danger, equipment, hazard, highway, horizontal, industrial, isolated, management, nobody, object, orange, outdoors, pavement, plastic, red, repair, residential, road, road work, safety, security, sign, signal, site, stop, street, supply, symbol, temporary, tool, traffic, traffic cone, transport, transportation, urban, utility, warning, white, work,