Mounting Sewer. Backfill Of Trench. Royalty-Free Stock Photography

Excavator make a backfill of trench with a sand. Also on a photo we can see manhole with tight connected corrugated pipe to a manhole tray. Sewage or sewerage one of underground pipelines which must be connect to a building, or any other house, and which work to take away clean or polluted waste waters from toilets, bathes, sinks, kitchens from stores and cafe, to a city sewage pipelines, then to a collector manifold, sewer and after that to city sewage treatment plants.Sewage network consist from the facilities: non-pressure pipes, manholes, and sometimes pressure pipes.On a photo the pipe assembled with a base of manhole. And lies on sand foundation. Already there is some back fill.