Ключевые слова: abstract, architecture, background, black, black pipes, building, cement, city, concrete, construction, construction sites, covering, design, excavation site, excavations, fencing, floor, house, industrial, industry, job sites, light, material, modern, netting, pattern, pile, pipelines, pipes, red, road works, safety fence, sewer line, sewerage, shiny, stacks, steel, structure, surface, texture, textured, tubes, urban, wall, work,