Ключевые слова: accident, asphalt, background, barrier, black, block, bump, bumpy, careful, caution, control, danger, decrease, direction, down, drive, driveway, hump, jump, limit, line, mark, neighborhood, outdoors, parking, passageway, prevention, protection, ramp, residential, road, roadway, rubber, rules, safety, sign, slow, speed, stop, street, striped, traffic, trafic, transportation, urban, vehicle, warning,