We’re aware that these uncertain times are limiting many aspects of life. The longest tunnel in the United Kingdom is the Northern line at 27,800 metres (91,200 ft). Shutting it down will deprive the city nearly half of its water supply. It goes through the counties of Ulster, Orange, Dutchess, Putnam, and Westchester. Operations during the construction of Laerdal tunnel was divided into four main phases: drilling, blasting, loading and transport and excavating and landscaping. Päijänne Water Tunnel is a 75-mile long water tunnel located in Southern Finland. It is planned to have a length of 27 km and a maximum depth of 392 m. It is projected to be ready by 2025-26. With a route length of 57.09 km (35.5 mi), it is the world’s longest and deepest traffic tunnel and the first flat, low-level route through the Alps. The construction of the Orange–Fish River Tunnel began in 1966, and it was officially opened in 1975. Kim Magaraci. The tunnel went through extensive renovation in 2008 with the southern part of the tunnel reinforced to avoid curve-ins. Construction started in January 2018, halted October 2019 due to expected cost overruns, revised plan and 48% cost increase approved November 2020, construction to restart late 2021. The drive through this tunnel takes a total of twenty minutes. This tunnel is located in Boston, Massachusetts and carries traffic from a multitude of roadways including; I-93, US 1, and Route 3. Note: This article only lists tunnels that are 15 km (6.2 miles) or longer. Northern section of the line is in operation since 2009-12-13. This tunnel is a part of "Mae Taeng–Mae Ngat–Mae Kuang Diversion Tunnel Project", 4.20 m in diameter. With a total length of 35.5 miles, the Gotthard Base Tunnel is the longest railway tunnel in the world. 6. Circular line; will form the longest subway tunnel. Construction started in March 2015. Line 3 is actually 17.39 km long, but only 15.5 km of it is underground. Construction started in August 2017. Drilling the tunnel was carried out using computer-controlled drilling jumbos as well as traditional drilling and blasting. The deepest transportation tunnel in China, Jinkang Hydroelectric Power Station Water Tunnel, Pandaoling Tunnel, Datong River Diversion to Shaanxi Project, Longest railway tunnel in Denmark and Scandinavia. It takes water from Rondout Reservoir to the Hillview Reservoir. Some tunnels are used to supply water for consumption or hydro-power. Longest Railway Tunnels of India: Pir Panjal Tunnel – 11.2 km. This tunnel is a part of "Mae Taeng–Mae Ngat–Mae Kuang Diversion Tunnel Project", New M4 Tunnels opened 2019, WestConnex M8 opened 2020, Plans to link Taiwan and Mainland China as part of the, Qinling Tunnel, Han River Diversion to Wei River, Start of Phase 1 construction planned for 2020, This page was last edited on 4 January 2021, at 09:00. It is 33.4 miles (53.8 km) long, 14.3 miles (23.3 km) of which lie under the Tsugaru Strait that separates Honshu from Hokkaido. Length in km (mi) Year completed. Construction of the first contract section started January 2014. 57,104 m (35.5 mi) and 57,017 m (35.4 mi), Pahang – Selangor Raw Water Transfer Project, Mass Rapid Transit (Singapore): Downtown Line, #1 Tunnel, Yellow River Diversion to Shanxi North Line, #7 Tunnel, Yellow River Diversion to Shanxi South Line. Road. The Eastern Cape Town experienced a water shortage for a long time because of such little rainfall in the area. Anton Anderson Memorial holds the spot as the second longest tunnel in the United States. Between Zhanjianggaoke station and Lingkong Station, Jinquidi Tunnel, Niulan River Diversion to Dianchi, Baotan Hydroelectric Power Station Water Tunnel. The tunnel ends at Silvola reservoir in the Greater Helsinki Area. Name. This tunnel is the longest highway tunnel worldwide, and the 9.02 km long tunnel will connect Manali to Lahaul-Spiti valley the entire year. It connects Manali to Lahaul-Spiti valley throughout the year. Year. Future of central section is unclear. Wyoming’s tallest bridge (and pretty much its only bridge) is the Sunlight Creek Bridge. At 24 kilometers or just over 15 miles in length, Norway's Lærdal Tunnel is the longest tunnel in the world. Transfers water from, Pahang – Selangor Raw Water Transfer Project, Longest rapid transit line in South East Asia, #1 Tunnel, Yellow River Diversion to Shanxi North Line, #7 Tunnel, Yellow River Diversion to Shanxi South Line, Longest railway tunnel 1978–1984 and from November 1987 till March 1988; longest metro/rapid transit tunnel 1990–1995, Dawushan Tunnel, Niulan River Diversion to Dianchi, Longest land railway tunnel until Gotthard Base Tunnel was opened; two single track tubes along 12 km, only single track along 22 km. Construction of the tunnel began in October 1996 and was completed in March 2010 at the cost of more than $15 billion. World's longest tunnels (under construction), World's longest tunnels (advanced planning stage), Tokyo Metropolitan Bureau of Transportation, Orange Line (Fu Jen University - Nanshijiao), Stockholm Metro: Tunnelbana 3 (Blue Line), MTR - Island Line (West of Heng Fa Chuen), "Dahuofang Water Tunnel | The Robbins Company", "Project data – raw construction Gotthard Base Tunnel", "Štolový vodovodní přivaděč z vodní nádrže Želivka do Prahy", "Korea completes record setting rail excavation", "Гидроспецпроект/Arpa-Sevan connecting tunnel", "This Week In Armenian History: Inauguration of the Arpa-Sevan Tunnel (March 21, 1981)", "Pahang Selangor Raw Water Tunnel | The Robbins Company", "Laman Web Rasmi Kementerian Tenaga, Teknologi Hijau dan Air", "History of Geologic Investigations, Engineering Design, and Construction Methods of the Harold D. Roberts Tunnel, Colorado", "Şanlıurfa Sulama Tünelleri ve Tesisleri İnşaatı", "Collapse of headrace tunnel after grand opening", "Ethiopia's Gilgel Gibe II hydropower plant resumes operation", "Gurgaon Metro set for operationalisation next week", "Новости-ARMENIA Today-Абу-Даби предоставит Армении $11 млн на восстановление тоннеля Арпа-Севан", "ABB starts to make 'The London Connection, "£200M London Connection Project is Commissioned", "Project Profile for Harbour Area Treatment Scheme (HATS) Stage 2A", "Precise leveling of the very long Qinling mountain tunnel", "Bağbaşı Barajı ve Mavi Tünel'i İnşaatı - Konya", "New Tunneling Technology in Japan / Statistical Data", "Р"идроспецпроекС'/Dangarinsky Hydrotechnical tunnel in Tajikistan", "RailPictures.Net Photo: SPCC 41 Southern Peru Copper Corporation GE U23B at Toquepala, Peru by Jean-Marc Frybourg", "Başbakan Ovit Dağı Tüneli'nin temelini attı", "China considering plan to make Xinjiang desert a new California", "China preparing world's longest tunnel to divert Tibet river to desert", https://www.telt-sas.com/en/chronology-of-works/, https://www.bbt-se.com/information/news/detail/news/brenner-basistunnel-zur-haelfte-ausgebrochen-baufortschritt-laeuft-nach-plan/, https://www.tunnel-online.info/en/artikel/tunnel_Start_of_works_on_the_main_tunnel_2323530.html, "North York Moors potash mine gets £1.7bn go-ahead", "Balfour and McAlpine chase £1.7bn York Potash job", "York Potash: Construction 'could start this year' and what else you need to know", "Eröffnung der Koralmbahn verzögert sich bis 2026", https://steiermark.orf.at/stories/3028535/, "Regjeringen klar for å gå videre med Rogfast", https://myrepublica.nagariknetwork.com/news/melamchi-water-supply-project-set-to-miss-deadline-yet-again-reports-97-work-progress-so-far/, "Feasibility study and basic plan of Jungang Line for double track between Wonju and Jecheon", https://news.naver.com/main/read.nhn?mode=LSD&mid=sec&sid1=102&oid=087&aid=0000803653, "5 Year Project to Bring More Water To Chiang Mai Through New Water Tunnels", https://www.banenor.no/Prosjekter/prosjekter/follobanen/, "Follobanen – Nordens lengste jernbanetunnel: Samferdselsministeren fyrte av første salve", https://www.trafikverket.se/nara-dig/Stockholm/vi-bygger-och-forbattrar/Forbifart-stockholm/Aktuellt/2019/2019-11/forlangd_byggtid_och_okad_kostnad_for_e4_fobifart_stockholm/, "Yeni Zigana Tüneli İnşaatı Devam Ediyor", "PM Modi inaugurates Zojila project in Leh: All you need to know about India's longest tunnel", "Start for new Metro Line and Extension Projects in Bangkok; The Robbins Company", "First phase of Cross Island MRT line finalised; will have 12 stations", "Good progress in the Fehmarn project - Femern A/S - The tunnel across Fehmarnbelt", "Meyers Fazit des heutigen Kopenhagen-Besuchs bei seinem Amtskollegen Olesen", "The design of lot 3 of Struma motorway is completed", "PRESSEMELDING: 20 millioner til Stad skipstunnel", https://en.wikipedia.org/w/index.php?title=List_of_longest_tunnels&oldid=998209963, Articles with dead external links from June 2016, Short description is different from Wikidata, Wikipedia articles in need of updating from July 2015, All Wikipedia articles in need of updating, Articles with unsourced statements from November 2012, Articles with unsourced statements from July 2018, Wikipedia articles in need of updating from March 2016, Articles with unsourced statements from January 2019, Wikipedia articles in need of updating from March 2020, Creative Commons Attribution-ShareAlike License, Longest continuous enclosed aqueduct in the, Part of the 969 MW Neelum Jhelum Hydropower Plant, 57,104 m (35.5 mi) and 57,017 m (35.4 mi), Second longest railway tunnel until 2016. The Longest Tunnel In Indiana, Edwardsville Tunnel, Has A Truly Fascinating Backstory. This list of longest tunnels ranks tunnels that are at least 13 km (43,000 ft) long. Tunnel partially collapsed, was repaired in 2010. Lingyuan Iron supplied 4,360t … What is the most famous bridge in Wyoming? The longest tunnel in Pennsylvania, for example, dates back decades and only earned the title of the longest tunnel after another popular tunnel permanently closed. Longest Highway Tunnel The 9.02 Km long Atal Tunnel is the longest highway tunnel in the World. John H. Bankhead Tunnel, a 3,389-foot-long (1,033 m) road tunnel, US 98 under the Mobile River in Mobile. By: Courtney Dowd-Stanley The longest highway tunnel in North America, Alaska’s Anton Anderson Memorial Tunnel is something extra spectacular. Lærdal is located in Norway, and connects Lærdal and Aurland in Sogn og Fjordane. 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