Ключевые слова: asphalt, background, barricade, barrier, barriers, better, block, cement, city, construction, danger, fence, galvanized, green, highway, industry, lane, line, metal, orange, protection, red, repair, risk, road, roadway, safety, security, separate, side, solid, speed, steel, street, traffic, transport, transportation, travel, two, way, white, yellow,