Notable Tunnels

Updated September 9, 2022 | Infoplease Staff
Name Location LengthYear
Railroad, excluding subways
Seikan Tsugaru Strait, Japan 33.553.91988
Channel Tunnel1English Channel, England-France 31.150.01994
Iwate IchinoheTanigawa Mountains, Japan16.025.82002
DaishimizuMikuni Mountain Range, Japan13.822.21982
Simplon (I and II) Alps, Switzerland-Italy 12.3 19.8 1906, 1922
VereinaKlosters-Sagliains, Switzerland11.819.11999
Shin KanmonKanmon Strait, Japan11.618.71975
Apennine Bologna-Florence, Italy 11.5 18.5 1934
Qinling I-IIQinling Mountains, China11.518.52002
RokkôRokkô Mountain, Japan10.116.31972
Furka BaseAndermatt-Brig, Switzerland9.615.41982
HarunaGunma Prefecture, Japan9.515.41982
SeveromuyskiyBaikal-Amur, Russia9.515.32001
GorigamineTakasaki-Nagano, Japan9.415.21997
Monte SantomarcoPaola-Cosenza, Italy9.315.01987
St. GotthardSwiss Alps9.315.01882
NakayamaNakayama Pass, Hokkaido, Japan9.214.91982
LötschbergSwiss Alps9.114.61913
Mount MacDonaldRogers Pass, Glacier Nat'l Park, Canada9.114.61989
RomeriksportenOslo-Gardermoen airport, Norway9.114.61999
DayaoshanNanling Mountains, China8.914.31987
HokurikuSea-of-Japan coast, Japan8.613.91962
Frejus (Mont Cénis)French Alps8.4213.51871
Shin ShimizuMikuni Mountains, Japan8.413.51967
SciliarVerona-Brennero, Italy8.213.21993
LaerdalLaerdal–Aurland, Norway15.224.52000
St. Gotthard Alps, Switzerland 10.2 16.4 1980
ArlbergAustrian Alps8.714.01979
FréjusFrench Alps8.012.91980
Mt. Blanc Alps, France-Italy 7.011.3 1965
GudvangaBergen-Oslo, Norway7.111.41991
FolgefonnOdda-Gjerde, Norway6.911.22001
Kanetsu (southbound)Tokyo-Niigata, Japan6.911.01991
Kanetsu (northbound)Tokyo-Niigata, Japan6.810.91985
Gran Sasso d'Italia (E and W)Abruzzo, Italy6.310.21984, 1995
Aqualine ExpresswayTokyo Bay, Japan5.99.51997
Mt. Ena Japan Alps, Japan 5.3 8.5 19763
Westerschelde Zeeuwsch-Vlaanderen–Zuid-Beveland, Netherlands4.16.62003
Great St. Bernard Alps, Switzerland-Italy 3.4 5.5 1964
1. Three-tunnel system including two rail tunnels (one carries passengers from England to France, the other from France to England) and a central service tunnel.
2. Lengthened to its present 8.4 miles in 1881.
3. Parallel tunnel begun in 1976.
Sources: American Society of Civil Engineers and International Bridge, Tunnel & Turnpike Association, and The World's Longest Tunnel Page, Web: .

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