In which country is the Laerdal Tunnel, the longest road tunnel in the world?
Lærdal Tunnel Lærdal Tunnel The Lærdal Tunnel () is a long road tunnel connecting Lærdal and Aurland in Sogn og Fjordane, Norway and located approximately north-east of Bergen. It is the longest road tunnel in the world succeeding the Swiss Gotthard Road Tunnel. The tunnel carries two lanes of European Route E16 and represents the final link on the new main highway connecting Oslo and Bergen without ferry connections and difficult mountain crossings during winter. In 1975, the Parliament of Norway decided that the main road between Oslo and Bergen would run via Filefjell. In 1992, Parliament confirmed that decision, made the
Arlberg Road Tunnel Arlberg Road Tunnel The Arlberg Road Tunnel (), with a length of 13,976 metres is Austria's longest road tunnel. When it was inaugurated it was the longest road tunnel in the world. It carries the S16 Arlberg Schnellstraße (German for "Arlberg Highway") under the Arlberg massif from Tyrol to Vorarlberg. The tunnel is 1228 m (4,030 feet) above sea level with the road above the tunnel being 1640 m (5,400 feet) elevation. It was built between July 1974 and December 1978 and its costs amounted to 4 billion Austrian schillings (~300 million €). The tunnel is designed for 1800 vehicles