Today, the four tunnels located in the section of the new Corinth highway are put into traffic – Patron, between Aegis and Rio, in the area of ​​Panagopoula.   The four tunnels create safe and comfortable driving conditions, since the southern branch of the three tunnels will serve the direction to Athens and the northern tunnel of length 3,2 km. την κατεύθυνση προς Πάτρα.   The 12 σήραγγες συνολικού μήκους 16 km. που κατασκευάστηκαν στην Κορίνθου – Πατρών είναι από τις πιο εντυπωσιακές κατασκευές της Ολυμπίας Οδού. Την εικόνα αυτή συμπληρώνουν τα 350 large technical projects -80 bridges, 242 upper and lower passages- and the 400 impressive countermeasures.   Olympia Odos is against 95% completed project, which makes it completely functional throughout its length. That is, in terms of the main artery it will have the level of service and safety required on motorways. These days the last 'pieces of the puzzle' are being completed, as connections of the newly constructed parts are made, which is expected to be inaugurated in the middle of Holy Week.   We remind you that the small sections that will remain under construction during the April-August period, is in Kamari, in Kamares, in Derveni, the Arachovites, as well as in a section of the Rio Hyper-Intersection.   K.Z.