The project concerns the replacement of old PVC pipelines in the Municipal Community of Kalamata and part of the obsolete cast iron pipes in the city centre, with Polyethylene tubes 10 atm and 16 atm. The total length of the pipelines to be constructed is 26.487 km.In addition, the project includes transfers of water supplies from the old networks to the new networks and all connections for the proper operation of the new networks. The completion of the physical object will provide sufficient and good quality water for human consumption.