The Racibórz Dolny flood-control dam It will be built by Budimex and Ferrovial Agroman for approximately €215m.
The 11m-high structure will be located on the Oder River, which runs through western Poland. It will comprise three earth dikes: one measuring 9.6km long on the left bank, one measuring 8.8km on the right bank and a 4km central dam with a sluice gate. The area behind the dam will have a capacity of 185 million cubic metres of water.
The Racibórz Dolny reservoir will be filled only during floods and will protect areas along the river Oder between Racibórz and Wrocław with a population of 2.5 million people.