Ключевые слова: accident, alert, attention, barricade, barrier, block, border, boundary, caution, city, closed, concrete barricade, cone, construction site, construction work, control, danger, detour, equipment, fence, forbidden, icon, industrial, industry, metal, no entry, protection, red, repair, road, road construction, roadblock, roadblocks, roadwork, safety, security, set, sign, site, stop, street, symbol, tape, traffic, under, under construction, warning, work, zone,