The object of the project concerns the construction of the internal and external sewerage networks of wastewater (push and gravity pipelines) of the settlements of Madee-Lygaria and Agia Pelagia, the collection, through them, of waste water in the required pumping-septic tanks and their transport for treatment in the Wastewater Treatment Plant, which is located on a land area of 12667,50 m², in the area “Koutavas” or “wash”. Rainwater pipelines of the settlements of Agia Pelagia and Madee are also being constructed. The object of this project is the electrification of its E/M works, the monitoring of excavations by archaeologists, research and archaeological work due to the findings both at the location of the EEL and the networks and especially in the area of the septic tank of St. Pelagia, as well as the purchase of the land that has been located at the pumping station-septic tank of the settlement of Lygaria.