This is a water management project divided into nine parts: a sewerage system and a water supply system were completed in Dobrovice, a sewerage system was completed in certain parts of Mladá Boleslav (Bezděčín, Láskov, Chrást, Čejetice and in Vinecká Street), and the waste water treatment plant (WWTP) was expanded and the sewerage system was completed in Mnichovo Hradiště.

In order to supply clean drinking water in Dobrovice, a pipeline was constructed with an overall length of 14,568 metres, 2,782 metres of the water mains were relocated and a reinforced concrete underground reservoir with its three pumps and volume of 1,000 m<sup3 was renovated. The WWTP in Mnichovo Hradiště was completely refurbished and enlarged to a capacity of 7,000 PE.

In other parts of the construction, a new sewerage system was constructed, including three pumping stations and connections to the sewerage mains. The gravity sewers have a total length of 8,260 metres, the pressure sewers have a length of 1,626 metres and the connections are 2,817 metres. An underground tunnel has been constructed in Mnichovo Hradiště as part of the sewerage system using mining methods; with a diameter of 1,700/2,150 millimeters and a length of 1,012.5 metres. Parts of the construction were carried out using pipe jacking (862.5 metres) and relocating gas lines (19 metres).