Execution of construction works enabling the assembly of thin and dense bar screens and exchange of the equipment in the screens room. Exchange of the steel pipe  Ø 1000 between Valve-Vent Chamber (VVC) and main pumping station. Construction of water supply, technological network with self cleaning filters.

Investor: Water and Sewage Company Ltd in Grodzisk Mazowiecki (05-825, 4 Cegielniana street)