Ключевые слова: black, brown, cast iron, cement, city, color, concrete, construction, cracked, design, dirt, drain, ecology, environment, foliage, grate, green, gutter, heavy, highway, industrial, industry, infrastructure, iron, leaves, lines, maintenance, markings, new, old, pattern, rain, road, roadway, rocks, runoff, rusted, seasonal, sewage, sewer, sewerage, steel, stones, storm, storm drain, storm grate, storm water drain, stormwater, town,