The renovation of Oder river weirs Krępa, Groszowice, Dobrzeń
The project includes three separate ventures consisting of the following works: Krępa weir in 114+500 km of Oder river, Groszowice weir in 144+750 km of Oder river, w mieście Opole, Dobrzeń weir in 164,200 km of Oder river.