It is about the final study for the road, Interchanges as well as signage and safety for the construction of the subsection I/C Axios – I/C Agios Athanasios of the Kleidi – Evzoni section of the PATHE Motorway which concerning the east bound of the PATHE Highway, 14km in total, with two lanes per direction and an auxiliary lane, including a section of the westbound motorway, servise roads network of 32.8 km long sum., three interchanges, the I/C Halastra – Axios, the I/C Anatolikou and the completion of I/C Agios Athanasios, three at grade intersections and finally the complete signage and safety study for the whole project.