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As of 2016, the Gotthard Base Tunnel is the longest railway tunnel in the world. It is the third Swiss tunnel to bear this title, after the Gotthard Tunnel (15 km or 9.3 mi, 1882) and the Simplon Tunnel (19.8 km or 12.3 mi, 1905). [28] It is the third tunnel built under the Gotthard, after the Gotthard Tunnel and the Gotthard Road Tunnel.
The Gotthard axis consists of the Gotthard Base Tunnel (GBT), the partially operational Zimmerberg Base Tunnel, the Ceneri Base Tunnel (CBT), and surface connections. It was built by AlpTransit Gotthard under contract from the Swiss Federal Government. The axis is the first flat trans-alpine rail link, with a maximum elevation of 550 metres ...
superseded by the Furka Base Tunnel, now used by a heritage railway Giswil Tunnel: 2.066: road: A8 motorway: Girsberg Tunnel: 1.770: road: A7 motorway: Glion Tunnel: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 ...
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.
After 17 years, the 35.5 mile train tunnel being called 'a masterpiece of timing, cost and policy' has finally opened.
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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.
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 ...