Ключевые слова: abstract, asphalt, background, block, border, chipped, city, coarse, concrete, constraint, construction, crack, curb, dark, diagonal, divide, division, driveway, face, footpath, footway, grunge, kerb, line, monolith, outdoor, painted, pattern, pavement, paving, peeled, place, restriction, road, rough, safety, scabrous, sidewalk, sign, slab, space, stone, street, surface, texture, walk, walkway, way, white,