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Relative location and size of Gotthard Tunnel (1882) and Gotthard Base Tunnel (2016), both shown in yellow. Open-air rail shown in red. As early as 1947, engineer Eduard Gruner imagined a two-story base tunnel from Amsteg to Biasca, both rail and road, with a stop at Sedrun, to provide a faster and flatter passage through the Swiss Alps.
A second railway tunnel, the Gotthard Base Tunnel, was opened on 1 June 2016 after 17 years of construction; in comparison, it is considerably longer (57.1 km; namely the world's longest railway tunnel) and at an about 500 m lower elevation than the first Gotthard Tunnel, enabling trains to traverse the Central Alps on a flat and straight route ...
Location Length in km (mi) Year completed Line Gotthard Base Tunnel: Switzerland 57.104 km (35.5 mi) & 57.017 km (35.4 mi), 2 tubes 2016 new Gotthard railway: Seikan Tunnel: Japan (Tsugaru Strait) 53.85 km (33.5 mi) 1988 Kaikyo Line (HokkaidÅ Shinkansen) Channel Tunnel: France/United Kingdom (English Channel) 50.45 km (31.3 mi), 3 tubes 1994
The record-breaking 35-mile Gotthard Base Tunnel beneath the Swiss Alps is to remain closed to train passenger traffic for several months after a major derailment ripped up the track.
superseded by the Furka Base Tunnel, now used by a heritage railway Giswil Tunnel: 2.066: road: A8 motorway: Girsberg Tunnel: 1.770: road: A7 motorway: Glion Tunnel: 1.350: road: A9 motorway: Gotthard Base Tunnel: 57.104: rail: Swiss Federal Railways Gotthard line: opened on 1 June 2016 Gotthard Rail Tunnel: 15.003: rail: Swiss Federal Railways ...
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Gotthard Base Tunnel: Central Swiss Alps, Switzerland 57,104 m (35.483 mi) and 57,017 m (35.429 mi) 2016 Longest conventional railway tunnel. It is also the world's longest transit tunnel by geodetic distance; 55.782 km (34.661 mi) between the two portals. Total 151.84 km (94.35 mi) of broken out tunnels through solid rocks.
The last tunnel, the 57 kilometres (35 mi) Gotthard Base Tunnel (a double-tube railway tunnel), opened in 2016. At around 500 metres above sea level, it provides for the first time a flat route through the massif and the Alps from the northern plains at Erstfeld to the southern plains at Bodio. It is the longest and deepest railway tunnel in ...