The aim of the project is to improve the services provided and to increase the train routes of the existing railway line Katakolos – Pyrgos – Olympia, by upgrading the infrastructure of the line, the repair of station or stop building facilities, the reconstruction – construction of platforms and the pavement of level crossings.The needs to ensure the safe movement of trains in the existing railway infrastructure require the upgrading, replacement, maintenance and repair of the railway subsistence materials. The planned speed for the section Katakolo-Pyrgos-Olympia after the completion of the work is 90 km/h.The project includes upgrades/maintenances on the Ennipea river bridge and the bridge located in the area of Strefis. It also includes the construction or configuration of stations and/or stops Katakolos, Sykias, Hospital of Pyrgos, Pyrgos, Alfeiou, Salmonis, Strefis, Pelopion and Platanos. Each stop includes the configuration or maintenance of a 1 platform, which provides for the construction of inclined access corridors (ramps) for disabled people and motor problems (DAM), the installation of shelters, the supply and installation of equipment (sitting benches, trash bins) and electric lighting. Finally, the reconstruction of 20 level crossings is planned, with a layer of new asphalt.