Ключевые слова: building, cable, cities, civilization, clamp, clay, closeup, construction site, control, corrugated, cross section, deep, desert city, digger, diminishing perspective, dirt, dirty, ditch, ducts, engineering, equipment, excavation, excavator, industry, installation, installations, labor, long, modern, mud, pipeline, plastic pollution, problem, progress, road, rocks, sand, site, suburbs, technique, trench, utility, waterwork, waterworks, work, work in progress, you,