sentences:  The most important tunnel of the motorway, the Klokova Tunnel, has been excavated and other works are undergoing.The 37 km section Klokova-Kefalovryso was opened to traffic on 12 April 2017 (without some of the interchanges, which are ready by August 2017).In early September 2016, It was announced that the rest of the expropriation works were successfully settled with the house owners receiving compensations for their respective areas, thus allowing full construction of the road.