A discharge pipeline within E
Poland, Lower Silesian Voivodeship,
Żelazny Most Reservoir, east of Polkowice near Rudna in Legnica-Głogów Copper District (LGOM)
The newly constructed fragment of the steel pipeline in the reinforced concrete housing was located on the external side of the OUOW storage site, along its southern dam, and then passes under the designed western dam of the Southern Unit. The end of the pipeline is at the place of being connected to the pipeline of the Damówka and Tarnówek pumping stations.
The pipeline was equipped with a branch length of over 9 m, fully encapsulated and finished with a sluice chamber. The pipeline route includes technological chambers and massive resistance blocks. The reinforced concrete lining of the pipeline has been covered with an elastic, chemically resistant coating, additionally the bottom of the housing has been secured with a HDPE geomembrane.
The newly constructed section of the "E" pipeline after the execution of the South Unit will be covered by over 60 meters of soil.
The pipeline was made of DN1800 steel pipes in a reinforced concrete jacket 30 cm thick on a length of 912.02 m and steel pipes DN1400. The pipeline consists of 41 segments with an average length of 26 m terminated with compensators.