The realisation of the Adriatic–Ionian Corridor, that is expected to connect all the region from the northwest to the southwest of the Balkan Peninsula, is considered as one of the most important infrastructure projects of Albania. The corridor is planned to follow the routes of the SH1, SH2, SH4 expressways and the A1 motorway nonetheless the country has mostly completed its corridor section and significant constructions are still in progress such as the highway between Thumana and Kashar as well as the bypasses of Gjirokastër, Lezhë, Tepelenë and Tirana.