Ключевые слова: abstract, architecture, background, block, brick, building, business, cement, city, cobble, cobblestone, concrete, construction, design, floor, gray, grey, industrial, industry, laying, many, material, new, outdoor, pack, package, pallet, pattern, pavement, paving, pile, repair, road, rough, sidewalk, site, slab, square, stack, stacked, stone, street, structure, surface, texture, textured, tile, urban, vertical,