Ключевые слова: access, advise, ahead, alert, alertness, attention, california, caution, closed, closure, construction, control, danger, direction, downtown, editorial, enter, french, hazard, information, junction, maintenance, notice, notification, orange, red, repair, risk, road, road sign, roadsign, safety, security, service, sign, signage, site, street, symbol, traffic, traffic sign, transport, transportation, travel, urban, vehicles, warning, white, work, working,