At the end of December 2023, the Czech branch concluded a contract for the construction of a polder in Kutřin. It includes the construction of a 146-metre-long dam and the revitalisation of the river over a length of 2 kilometres. The reservoir is part of the flood protection of villages located below the confluence of the Krounka and Novohrádek rivers. The contract worth PLN 113 million will be implemented for 39 months, including the winter season.