Rail Tunnels

The longest railway tunnel in the world, twin bores driven 2,300 m beneath the Gotthard massif. Built over 17 years as the centerp...

Links Honshu and Hokkaido beneath the Tsugaru Strait, with 23.3 km under the seabed and 240 m of rock cover at its deepest. Planne...

Three parallel bores, two rail and one service, driven through chalk marl between Folkestone and Coquelles, with 37.9 km under the...

Under construction between Innsbruck and Franzensfeste as the heart of the Scandinavia to Mediterranean freight corridor. Combined...

The first of the Swiss NRLA base tunnels, running deep under the old Lotschberg line between Frutigen and Raron. One full double t...

The new Guanjiao tunnel on the Xining to Golmud line doubles the capacity of the Qinghai Tibet railway corridor at over 3,300 m el...

Twin tube tunnel on the Madrid to Valladolid high speed line under the Sierra de Guadarrama, the longest rail tunnel in Spain. Fiv...

Carries the Shijiazhuang to Taiyuan passenger dedicated line through the Taihang Mountains. Among the longest mountain railway tun...

Built for the Tohoku Shinkansen extension from Morioka to Hachinohe in northern Japan. It was the longest land based railway tunne...

The 22 km twin bore tunnel is the core of the Follo Line from Oslo to Ski, the longest railway tunnel in the Nordic countries. Ope...

Crosses the Wushaoling range at around 3,600 m on the Lanzhou to Wushwan line, among the highest long rail tunnels in the world. C...

Two single track bores between Brig and Iselle under the Simplon Pass. From 1906 to 1982 it was the longest tunnel in the world, a...

RhB single track meter gauge tunnel from Klosters Selfranga to Sagliains, carrying scheduled car shuttles that spare drivers the s...

The great bore of the Bologna to Florence Direttissima, driven 19 km through the Apennines to give Italy a low level main line. Am...

Base tunnel between Oberwald and Realp that replaced the 1925 summit line over the Furka Pass, which closed each winter under snow...

Twin single track bores between Camorino and Vezia south of Bellinzona. Opened in 2020, it completed the NRLA New Rail Link throug...

Bypasses the steep Little and Big loops on the Baikal Amur Mainline in eastern Siberia. Work started in Soviet times and took deca...

Canadian Pacific conduit under Rogers Pass in British Columbia, the longest railway tunnel in the Americas. Built to ease the grad...

The original Gotthard railway tunnel between Goschenen and Airolo, opened in 1882 after nine brutal years. Around 200 workers died...

First rail tunnel through the Alps, connecting Modane and Bardonecchia between 1857 and 1871. For decades the busiest mountain fre...

Great Northern bore under Stevens Pass in Washington State, the longest railroad tunnel in North America. The 1929 tunnel replaced...

Carries the Banihal to Qazigund section of the Jammu to Baramulla line under the Pir Panjal range at about 2,400 m portal altitude...

Denver and Salt Lake route under the Continental Divide at James Peak, Colorado. Eliminated the torturous loops over the top, savi...

Single bore, double track tunnel linking Langen and St Anton am Arlberg, the first rail crossing between Tyrol and Vorarlberg. An ...

Twin bore rail tunnel under the Hallandsas ridge on the West Coast line between Gothenburg and Malmo. Work began in 1992, drained ...

Immersed tube under the Bosphorus, 56 m deep at its deepest, linking the European and Asian railway networks of Istanbul. Delivere...

Undersea rail tunnel between Shimonoseki and Moji through the Kanmon Strait, the first submarine railway tunnel in Asia. It let th...

Driven through the Khojak Pass west of Quetta by the British Raj to secure the rail line to Afghanistan. Among the longest tunnels...

Deep level tunnel under the Mersey between Liverpool and Birkenhead, opened 1886 with steam locomotives and converted to electric ...

Great Western Railway bore under the Severn estuary, the longest main line rail tunnel in Britain for over a century. A freshwater...

The great bore of the Troy and Greenfield through the Hoosac Range in Massachusetts, 25 years in the making and around 195 deaths....

Canadian Pacific tunnel under Rogers Pass built after deadly avalanches closed the surface line. Served until the parallel Mount M...

The first tunnel known to have been built successfully beneath a navigable river, dug between Rotherhithe and Wapping by Marc Brun...

The summit tunnel of the metre gauge Albula Railway between Preda and Spinas, opened in 1903 and part of the Rhaetian Railway Worl...

A rack railway from Kleine Scheidegg that spends most of its route in a tunnel bored through the Eiger and Monch, with stations cu...

Isambard Kingdom Brunels Great Western Railway tunnel through Box Hill in Wiltshire, one of the longest railway tunnels in the wor...

A double track tunnel under the Hakkoda Mountains in Aomori Prefecture, opened in 2010 with the extension of the Tohoku Shinkansen...

The Joetsu Shinkansen tunnel beneath the Tanigawa range between Gunma and Niigata, opened in 1982 and for a time the longest mount...

The twin bore tunnel under the Koralpe range at the heart of the Koralm Railway between Graz and Klagenfurt. It is the longest rai...

The twin bored rail tunnel under the eastern channel of the Great Belt between Sprogo and Zealand, part of the fixed link that end...