The project envisages the realisation of the following activities: — the upgrade of the public waste water system (124 km, 39 CS) — The design of the public waste water drainage system (20.6 km, 9 CS) — Increase the connection to the system of public waste water drainage (15.300 km, CS) — Increase the connection to the system of public drainage and treatment of waste water by approximately further sections of the UPOV, in compliance with the specified treatment level (74.000 ES, III) — Construction of water supply and waste water management system (nus).