Ключевые слова: abstract, asphalt, attention, backdrop, background, barrier, black, caution, closeup, construct, construction, danger, dark, design, diagonal, dirt, dirty, graphic, ground, grunge, grungy, hazard, hazardous, illustration, image, industrial, industry, lines, metal, notice, old, pattern, pavement, safety, sign, street, striped, stripes, symbol, tarmac, texture, textured, tiles, traffic, transportation, vintage, warning, weathered, worn, yellow,