Ключевые слова: access, accident, area, attention, backdrop, background, barricade, barrier, beware, blocked, border, boundary, caution, closed, concept, construction, crime, criminal, cross, danger, entry, forbidden, illustration, line, notice, plastic, police, protection, red, repair, restricted, ribbon, road, safety, scene, security, service, sign, stop, stripe, suburban, symbol, tape, traffic, transportation, trees, urban, warning, white, zone,