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At opening time, the roadway had the highest toll fee in Japan – a one-way trip costs ¥5050 or ¥334 per kilometer. [12] Due to its expensive toll, analysts see lower traffic volume than what Japan Highway Public Corporation, the operator of the roadway, expected at 25,000 cars. [13]
In Japan, the Kanmon Roadway Tunnel (関門国道トンネル, kanmon kokudō tonneru) carries National Route 2 under the Kanmon Straits. [1] At the time of its construction, it was the longest undersea highway in the world. [2] It opened in 1958. The overall length is 3,461 metres (11,355 ft) meters, and it is 58 metres (190 ft) below sea ...
The world's longest undersea portion railway tunnel (37.9 km underwater length) 50.4 km: 115 m: 1988–1994 Hitra Tunnel: Trøndelag, Norway: The deepest in the world at the time of construction: 5.6 km: 264 m: 1992–1994 Tokyo Bay Aqua-Line: Tokyo, Japan: The world's 2nd longest undersea portion road tunnel: 9.6 km: 1988–1997 Massachusetts ...
the second-longest road tunnel in Japan (~10.7 km) Tokyo Bay Aqua-Line bridge-tunnel: 18 December 1997: Kawasaki, Kanagawa: Kisarazu, Chiba: the third-longest road tunnel in Japan Enasan Tunnel - Chūō Expressway: 1985: Nagano: Nakatsugawa City, Gifu: the fourth-longest road tunnel in Japan (~8.6 km) Ikuta Tunnel - Musashino Line: 1976: Ikuta ...
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. [6] [7] Part of the NRLA. Metro Beijing Subway Line 10: Beijing, China 57,100 m (35.480 mi) 2008–2013 Railway Single Tube Seikan Tunnel: Tsugaru Strait, Japan
Japan 10.71 km (6.7 mi) 2008 1 Tokai-Hokuriku Expressway: Sandoy Tunnel Faroe Islands 10.785 km (6.7 mi) [14] 2023 1 National highway 12 Toven Tunnel [15] Norway 10.655 km (6.6 mi) 2014 1 78 Tongzi Tunnel China 10.497 km (6.5 mi) [t] 2023 2 G7521 Chongqing-Guiyang Expressway Dawanshan Tunnel China
Channel Tunnel to the United Kingdom (railway through the English Channel), at 50.5 km (31.4 mi); International Tunnel de Bielsa-Aragnouet France – Spain: total length 3.07 km, diameter 7.5 m, 100 m minimum distance between one after another vehicles, asphalt lane 6 m wide, for vehicles high max 4.3 m, max speed 60 km/h (37 mi/h)
The Seikan Tunnel (Japanese: 青函トンネル, Seikan Tonneru or 青函隧道, Seikan Zuidō) is a 53.85 km (33.46 mi) dual-gauge railway tunnel in Japan, with a 23.3 km (14.5 mi) portion under the seabed of the Tsugaru Strait, which separates Aomori Prefecture on the main Japanese island of Honshu from the northern island of Hokkaido.