List of longest road tunnels

This page presents a list of the longest road tunnels of the world. This page lists all road tunnels longer than 5 km (3 mi).

World's longest road tunnels in use
Name Location Length Year Tubes Road
Lærdal Norway (Lærdal - Aurland) 24.51 km (15.2 mi) 2000 1 E16
Yamate Tunnel Japan (Tokyo) 18.20 km (11.3 mi) 2007
2010
2015		 2 C2, Shuto Expressway
Zhongnanshan Tunnel China (Shaanxi) 18.04 km (11.2 mi) 2007 2 G65, Xi'an-Zhashui Expressway [1]
Jinpingshan Tunnel [2][3] China (Sichuan) 17.54 km (10.9 mi)[lower-alpha 1] 2011 2 between sites of Jinping-I and Jinping-II Hydropower Station
St. Gotthard Switzerland (Uri - Ticino) 16.918 km (10.5 mi) 1980 1 A2/E35
Mount Ovit Tunnel Turkey (İkizdere - İspir) 14.346 km (8.9 mi) 2018[4] 2 D.925
Ryfylke tunnel Norway 14.3 km (8.9 mi) 2019 2 13
Arlberg Austria (Vorarlberg - Tyrol) 13.972 km (8.7 mi) 1978 1 S16/E60
Micangshan Tunnel[5] China (Sichuan) 13.833 km (8.6 mi)[lower-alpha 2] 2018 2 S2 Bashaan Expressway
Xishan Tunnel China (Shanxi) 13.654 km (8.5 mi)[lower-alpha 3] 2012 [6] 2 S56 Shanxi Taiyuan-Gujiao Expressway
Hongtiguan Tunnel China (Shanxi) 13.122 km (8.2 mi)[7][lower-alpha 4] 2013 [8] 2 S76 Shanxi Changzhi-Pingshun Expressway
Hsuehshan Taiwan 12.942 km (8.0 mi) 2006 2 5
Fréjus France - Italy 12.895 km (8.0 mi) 1980 1 E70
KPE & MCE Expressway Tunnel[lower-alpha 5] Singapore 12.46 km (7.7 mi) 2008
2013		 1[lower-alpha 6] Kallang–Paya Lebar Expressway (KPE) and Marina Coastal Expressway (MCE)
Maijishan Tunnel China (Gansu) 12.29 km (7.6 mi)[lower-alpha 7] 2009 2 G30, Baoji-Tianshui Expressway
Mt. Blanc France - Italy (Alps) 11.611 km (7.2 mi) 1965 1 E25
Gudvangen Norway (Gudvangen - Flåm) 11.428 km (7.1 mi) 1991 1 E16
Yunshan Tunnel China (Shanxi) 11.408 km (7.1 mi)[lower-alpha 8] 2014 2 G2516 Dongyin-Luliang Expressway
Baojiashan Tunnel China (Shaanxi) 11.200 km (7.0 mi)[lower-alpha 9] 2009 [9] 2 G65, Xi'an-Ankang Expressway
Folgefonna Norway (Odda - Eitrheim) 11.15 km (6.9 mi) 2001 1 49
Kan-etsu Japan (Gunma - Niigata) 11.055 km (6.9 mi)[lower-alpha 10] 1985
1991		 2 Kan-Etsu Expressway
Inje-Yangyang Tunnel South Korea (Gangwon Province) 10.962 km (6.85 mi)[lower-alpha 11] 2017 2 Seoul–Yangyang Expressway
Toven Tunnel[10] Norway 10.655 km (6.6 mi) 2014 1 78
Baotashan[11] China (Shanxi) 10.480 km (6.512 mi)[lower-alpha 12] 2012 [12] 2 S66 Shanxi Hefen Expressway
Hida Japan (Gifu) 10.71 km (6.7 mi) 2008 1 Tokai-Hokuriku Expressway
Gran Sasso d'Italia Italy (Abruzzo) 10.176 km (6.3 mi)[lower-alpha 13] 1984
1995		 2 A24
Plabutsch Tunnel Austria 10.085 km (6.3 mi)[lower-alpha 14] 1987
2004		 2 A9/E57
Jondal Tunnel Norway (Mauranger - Jondal) 10.05 km (6.2 mi) 2012 1 49
Nibashan Tunnel[lower-alpha 15] China (Sichuan) 10.007 km (6.2 mi)[lower-alpha 16] 2012 [13] 2 G5, Beijing-Kunming Expressway
Duplex A86 France (Rueil-Malmaison - Versailles) 10 km (6.2 mi) 2009/2011 1[lower-alpha 17] A86
Tunnels of the M-30 Madrid 9.9 km (6.2 mi) 2007 2[lower-alpha 18] A-5, M-30
Zhongtiaoshan Tunnel China (Shanxi-Henan) 9.67 km (6.0 mi)[lower-alpha 19] 2015 2 G59 Hohhot–Beihai Expressway
Tokyo Bay Aqua-Line Japan (Tokyo Bay) 9.576 km (6.0 mi)[lower-alpha 20] 1997 2 409
Liupanshan Tunnel China (Ningxia) 9.49 km (5.9 mi)[lower-alpha 21] 2012 2 G22 Qingdao–Lanzhou Expressway
Mælefjell Tunnel (Seljord-Hjartdal) Norway 9.355 km (5.8 mi) 2019[14] 1 E134
Seelisberg Switzerland 9.292 km (5.8 mi) 1980 2 A2/E35
Dr. Syama Prasad Mookerjee India (Jammu & Kashmir) 9.28 km (5.8 mi) 2017[15] 2 NH44
Niuyanshan Tunnel China (Fujian) 9.252 km (5.7 mi)[lower-alpha 22] 2015 2 G3 Beijing–Taipei Expressway
Breiðadals- og Botnsheiðar Tunnel Iceland (Ísafjörður) 9.12 km (5.7 mi) 1995 1[lower-alpha 23] 60
West Qinling Tunnel[lower-alpha 24] China (Gansu) 9.007 km (5.6 mi)[lower-alpha 25] 2013 [16] 2 G75 Lanzhou–Haikou Expressway
Kurigo Tunnel Japan 8.972 km (5.6 mi) 2017 1 Tohoku Central Expressway
Shanghai Yangtse River Tunnel China (Shanghai) 8.95 km (5.6 mi)) 2009 [17] 2 G40 Shanghai–Xi'an Expressway
Karmøy Norway 8.9 km (5.5 mi) 2013 1 553
Foling Tunnel China (Shanxi) 8.805 km (5.5 mi)[lower-alpha 26] 2016 2 S45 Tianzhen-Licheng Expressway
Variante di Valico Italy 8.703 (5.4) 2015[18] 2 Autostrada A1
Micangshan Tunnel China (Gansu) 8.694 km (5.4 mi)[lower-alpha 27] 2014 2 G8513 Pingliang-Mianyang Expressway
Jinlong Tunnel[lower-alpha 28] China (Hubei) 8.693 km (5.4 mi)[lower-alpha 29] 2008 2 G50, Shanghai-Chengdu West Expressway
Huangzhushan Tunnel China (Fujian) 8.668 km (5.4 mi)[lower-alpha 30] 2015 2 G3 Beijing–Taipei Expressway
Enasan Japan (Japan Alps) 8.646 km (5.4 mi) 1975
1985		 2 Chūō Expressway
Somport Tunnel France - Spain (Pyrenees) 8.608 km (5.3 mi) 2003 1 E07
Korgfjellet Norway 8.568 km (5.3 mi) 2005 1 E6
Tianheshan Tunnel China (Shanxi-Hebei) 8.511 km (5.3 mi)[lower-alpha 31] 2015 2 G2516 Dongyin-Luliang Expressway
Lowari Tunnel Pakistan 8.5 km (5.3 mi)) 2017[19] 2 Dir-Chitral Road, N45
Gleinalm Tunnel Austria 8.32 km (5.2 mi) 1978 1 A9/E57
Dapingshan Tunnel China (Hubei) 8.263 km (5.1 mi)[lower-alpha 32] 2014 2 S63 Shuanggou-Yinji Expressway
Tunel de Oriente Colombia 8.229 km (5.1 mi) 2019 2 Medellin-Airport
Steigen Norway 8.079 km (5.0 mi) 1990 1 835
Sant' Antonio Morignone Italy 7.96 km (4.9 mi) 2000 38
Ziyang Tunnel[lower-alpha 33] China (Shaanxi) 7.938 km (4.932 mi) 2010 2 G30, Ankang-Maoba Expressway
Bømlafjord Norway 7.931 km (4.9 mi) 2000 1 E39
Kuocangshan Tunnel China (Zhejiang) 7.929 km (4.927 mi)[lower-alpha 34] 2008 2 Zhuji-Yongjia Expressway
Rennsteig Germany 7.916 km (4.9 mi) 2003 2 A71
Maluanshan Tunnel China (Guangdong) 7.892 km (4.904 mi)[lower-alpha 35] 2008 2 Ping-Yan Expressway
Karawanken Austria - Slovenia 7.864 km (4.9 mi) 1991 1 E61
Jiaozhou Bay Tunnel China (Shandong) 7.8 km (4.8 mi) 2011[20] 2
Eiksund Norway 7.765 km (4.8 mi) 2008 1 653
Svartisen Tunnel Norway 7.615 km (4.7 mi) 1987 1 17
Fangdoushan (Jinzhaishan) Tunnel China (Chongqing) 7.605 km (4.726 mi)[lower-alpha 36] 2006 2 G50, Zhongxian-Shizhu Expressway
Cangling Tunnel China (Zhejiang) 7.605 km (4.726 mi)[lower-alpha 37] 2009 2 Taizhou-Jinhua Expressway
Yangbuk 1 Tunnel South Korea (Gyeongsang Province) 7.543 km (4.7 mi)[lower-alpha 38] 2016 2 Donghae Expressway
Høyanger Tunnel Norway 7.543 km (4.7 mi) 1982 1 55
Shimenya Tunnel China (Hubei) 7.524 km (4.675 mi)[lower-alpha 39] 2014 2 G42 Shanghai–Chengdu Expressway
Vallavik Norway 7.51 km (4.7 mi) 1985 1 13
Oppdølstrand Tunnel Norway 7.43 km (4.6 mi) 2014 1 70
Åkrafjord Norway 7.4 km (4.6 mi) 2000 1 E134
Oslofjord Norway 7.39 km (4.6 mi) 2000 1 E134
Motianling Tunnel China (Chongqing) 7.353 km (4.569 mi)[lower-alpha 40] 2008 2 G42, Yichang-Chongqing Expressway
Fangdoushan Tunnel[21] China (Chongqing) 7.310 km (4.542 mi)[lower-alpha 41] 2013 [22] 2 G50S Shizhu–Chongqing Expressway
Geumjeongsan Tunnel South Korea (Gyeongsang Province) 7.190 km (4.5 mi)[lower-alpha 42] 2018 2 Busan Ring Expressway
Shinkobe Japan 7.175 km (4.458 mi) 1988
Lizhuang Tunnel[23] China (Sichuan) 7.147 km (4.441 mi) 2008 1 Jingping Hydroelectricity Power Station Road
Baiyun Tunnel[24] China (Chongqing) 7.12 km (4.42 mi)[lower-alpha 43] 2008 2 G65, | Chongqing-Changsha Expressway
Tunnel de Kherrata Algeria 7 km (4.3 mi) 1988 1
Xuefengshan Tunnel[25] China (Hunan) 6.956 km (4.322 mi)[lower-alpha 44] 2006 2 G60, Shaoyang-Huaihua Expressway
Landeck Austria 6.955 km (4.3 mi) 2000 1 180
Egan Tunnel[26] China (Hubei-Jiangxi) 6.948 km (4.317 mi)[lower-alpha 45] 2012 2 G45 Daqing–Guangzhou Expressway
Héðinsfjarðargöng I Iceland 6.91 km (4.3 mi) 2010 1 76
Fenshuiling Tunnel[27] China (Hebei) 6.891 km (4.282 mi)[lower-alpha 46] 2013 2 G95 Capital Ring Expressway
Nordkapp Norway 6.875 km (4.3 mi) 1999 1 E69
Maurice Lemaire France 6.872 km (4.3 mi) 1937/1976 1 N59
Anyuan Tunnel[28] China (Gansu) 6.868 km (4.268 mi)[lower-alpha 47] 2013[29] 2 G30 Lianyungang–Khorgas Expressway
Jinggangshan Tunnel China (Jiangxi) 6.810 km (4.232 mi)[lower-alpha 48] 2013 2 S50 Jiangxi Taijing Expressway
Maojingba Tunnel[30] China (Hebei-Inner Mongolia) 6.776 km (4.210 mi)[lower-alpha 49] 2013 [31] 2 G45 Daqing–Guangzhou Expressway
Sizhouling Tunnel[lower-alpha 50][32] China (Zhejiang) 6.765 km (4.204 mi)[lower-alpha 51] 2013 [33] 2 S33 Zhejiang Longli Expressway
Frudal Norway 6.758 km (4.2 mi) 1995 1 5
Pfänder Austria 6.718 km (4.2 mi) 1980
2013		 2 A14/E43
Wuchiba Tunnel China (Hubei) 6.708 km (4.168 mi)[lower-alpha 52] 2008 2 Shanghai-Chengdu West Expressway
Airport Link Australia (Brisbane) 6.7 km (4.2 mi) 2012 2 Metroad 7 (M7), Brisbane
Finnøy Norway 6.7 km (4.2 mi) 2009 1 519
Yangjiao Tunnel China (Chongqing) 6.682 km (4.152 mi)[lower-alpha 53] 2008 2 Wulong-Shuijiang Expressway
Lüjialiang Tunnel China (Chongqing) 6.664 km (4.141 mi)[lower-alpha 54] 2007 2 G50, Zhongxian-Shizhu Expressway
Karisaka Tunnel Japan 6.625 km (4.1 mi) 1998 1 140
Fodnes Tunnel Norway 6.604 km (4.1 mi) 1995 1 5
Western Scheldt Tunnel The Netherlands 6.6 km (4.1 mi) 2003 2 N61
San Bernardino Switzerland 6.596 km (4.1 mi) 1967 1 A13/E43
Innfjord Norway 6.594 km (4.1 mi) 1991 1 E136
Kviven Norway (Volda - Grodås) 6.563 km (4.1 mi) 2012 1 E39
Mingyueshan Tunnel China (Chongqing - Sichuan) 6.557 km (4.074 mi)[lower-alpha 55] 2008 2 Dianjiang-Lingshui County Expressway
Donggongshan Tunnel China (Fujian) 6.5565 km (4.0740 mi) 2012 2 G1514 Ningde-Shangrao Expressway
Xinglingjing Tunnel China (Shanxi) 6.555 km (4.073 mi)[lower-alpha 56] 2011 2 Taiyuan-Jianxian Expressway
Xiakou Tunnel China (Hubei) 6.487 km (4.031 mi) 2012 2 G42 Shanghai–Chengdu Expressway
Tauern Austria 6.401 km (4.0 mi)[lower-alpha 57] 1975
2011		 2 A10/E55
Fjærland Tunnel Norway 6.397 km (4.0 mi) 1986 1 5
Higo Japan 6.34 km (3.9 mi)[lower-alpha 58] 1989
1999		 2 Kyushu Expressway
Sørdals Norway 6.338 km (3.9 mi) 2007 1 E10
Gaoling Tunnel China (Gansu) 6.333 km (3.935 mi)[lower-alpha 59] 2013 2 G30 Lianyungang–Khorgas Expressway
Putaoshan Tunnel China (Chongqing) 6.308 km (3.920 mi)[lower-alpha 60] 2009 2 G65, Chongqing-Changsha Expressway
Norðoyatunnilin Faroe Islands 6.3 km (3.9 mi) 2006 1
Hai Van Tunnel Vietnam 6.28 km (3.9 mi) 2005 1 1A
Kakuto Japan 6.255 km (3.9 mi) 1995 2 Kyushu Expressway
Shuangfeng Tunnel China (Zhejiang) 6.187 km (3.844 mi)[lower-alpha 61] 2008 2 Zhuji-Yongjia Expressway
Qinling II Tunnel China (Shaanxi) 6.145 km (3.818 mi)[lower-alpha 62] 2007 2 G5 Beijing–Kunming Expressway
Qinling I Tunnel China (Shaanxi) 6.144 km (3.818 mi)[lower-alpha 63] 2007 2 G5 Beijing–Kunming Expressway
Dabashan Tunnel China (Sichuan) 6.123 km (3.805 mi)[lower-alpha 64] 2011 2 Dazhou-Shaanxi Expressway
Zhongxing Tunnel China (Chongqing) 6.105 km (3.793 mi)[lower-alpha 65] 2009 2 Wulong-Pengshui Expressway
Tempi Tunnel T2 Greece 6.100 km (3.790 mi) 2017 2 A1 Motorway, E75
Xiang'an Undersea Tunnel China (Fujian) 6.050 km (3.8 mi) 2010 2
Fengshuiguan Tunnel China (Fujian-Jiangxi) 6.043 km (3.755 mi)[lower-alpha 66] 2013 2 G1514 Ningde-Shangrao Expressway
Tiefengshan II Tunnel China (Chongqing) 6.020 km (3.741 mi)[lower-alpha 67] 2006 2 G5012 Enshi-Guangyuan Expressway
Atsumi Japan 6.022 km (3.742 mi) 2012 1 Nihonkai-Tohoku Expressway
Xinwuji Tunnel China (Chongqing) 6.015 km (3.738 mi)[lower-alpha 68] 2013 2 G50S Shizhu–Chongqing Expressway
Shigushan Tunnel China (Fujian) 6.005 km (3.731 mi) 2012 2 S30 Fujian Xiamen–Shaxian Expressway
Tunnel section of Hongkong-Macau-Zhuhai Bridge Tunnel China (Guangdong) 5.990 km (3.722 mi) 2017 2 G94 Pearl River Delta Ring Expressway
Naustdal Tunnel Norway 5.97 km (3.7 mi) 1995 1 5
Øksendal Tunnel Norway 5.965 km (3.7 mi) 2000 1 62
Guinza Italy 5.96 km (3.7 mi) 2004 E78
Hakamagoshi Japan 5.932 km (3.7 mi) 2000 1 Tokai-Hokuriku Expressway
Katschberg Austria 5.898 km (3.665 mi) 1974
2008		 2 A10/E55
Fenghuangling Tunnel China (Shanxi) 5.897 km (3.664 mi)[lower-alpha 69] 2011 2 S46 Shanxi Wubao Expressway
Fáskrúðsfjarðargöng Iceland 5.894 km (3.7 mi) 2005 1 96
Byfjord Norway 5.875 km (3.651 mi) 1992 E39
Tosen Norway 5.857 km (3.639 mi) 1986 1 76
Strengen Austria 5.851 km (3.636 mi) 2005
2006		 2 S16/E60
Jiangjunshi Tunnel China (Sichuan-Gansu) 5.805 km (3.607 mi) 5.804 km (3.606 mi) 2012 2 G75 Lanzhou–Haikou Expressway left tube: 5804m right tube:5805m
Grand St. Bernard Italy - Switzerland 5.798 km (3.603 mi) 1964 1 E27
Mala Kapela Croatia 5.78 km (3.59 mi) 2005
2009		 2 A1
Filefjell Norway (Lærdal–Fagernes) 5.780 km (3.6 mi) 2017 1 E16
Hvalfjarðargöng Iceland 5.77 km (3.59 mi) 1998 1 1 [lower-alpha 70]
Opera Tunnel Norway (Oslo) 5.767 km (3.6 mi) 2010 2 E18 subsea
Kerenzerberg Switzerland 5.76 km (3.58 mi) 1986 1 A3
Youcheling Tunnel China (Fujian) 5.754 km (3.575 mi) 2012 2 G15W3 Ningbo–Dongguan Expressway left tube: 5754m right tube:5726m
Haukeli Tunnel Norway 5.682 km (3.531 mi) 1968 1 E134
Sveti Rok Croatia 5.682 km (3.531 mi) 2003
2009		 2 A1
Marão[34] Portugal 5.665 km (3.520 mi) 2016 2 A4/E82
Mengshan Tunnel China (Shanxi) 5.655 km (3.514 mi) 2013 2 S45 Shanxi Tianli Expressway
Thirrë-Kalimash Tunnel Albania 5.65 km (3.51 mi) 2010 2 Albania–Kosovo Highway
Hitra Norway 5.645 km (3.508 mi) 1994 1 714
Minoo Japan 5.620 km (3.492 mi) 2007 1 423
Big Dig/Central Artery United States (Boston) 5.6 km (3.5 mi) 2006 2 Interstate 93
Meiguling Tunnel China (Fujian) 5.580 km (3.467 mi) 2003 2 G70, Fuzhou-Yinchuan Expressway 5.580 km + 5.568 km
Hanna Japan 5.578 km (3.466 mi) 1997 2 Second Osaka-Nara Road
Yunzhongshan Tunnel China (Shanxi) 5.575 km (3.464 mi) 2011 2 Xinzhou-Baode County Expressway 5.575 km + 5.565 km
Lajishan Tunnel China (Qinghai) 5.564 km (3.457 mi) 2012 2 S101 Qinghai 101 Highway left tube: 55630m right tube:5564m
Mappo–Morettina Tunnel Switzerland (Locarno) 5.518 km (3.429 mi) 1996 A13
Blanka tunnel complex Czech Republic (Prague) 5.502 km (3.4 mi) 2015 2 Městský Okruh
Bosruck Austria 5.5 km (3.4 mi) 1983 A9/E57
Qiangfengling Tunnel China (Shanxi) 5.495 km (3.414 mi) 2012 2 G18 Rongcheng–Wuhai Expressway
Inchoenbukhang Tunnel South Korea (Incheon) 5.460 km (3.4 mi) 2017 2 Capital Region 2nd Ring Expressway 5.460 km(Gimpo bound) / 5.460 km(Incheon Bound)
Bayuan Tunnel China (Shaanxi) 5.450 km (3.386 mi) 2012 2 G40 Shanghai–Xi'an Expressway left tube: 5445m right tube:5450m
Sanhuashi Tunnel China (Shaanxi) 5.434 km (3.377 mi), 5.431 km (3.375 mi) 2011 2 G7011 Shiyan–Tianshui Expressway left tube: 5431m right tube:5434m
Kanpuzan Japan 5.432 km (3.375 mi) 1999 1 194
Knappe Tunnel Norway 5.400 km (3.4 mi) 2015 2 557
Eurasia Tunnel Turkey (İstanbul) 5.4 km (3.4 mi) 2016[35] 1 D.100
Jiulingshan Tunnel China (Jiangxi) 5.384 km (3.345 mi) 2008 2 G45 Daqing–Guangzhou Expressway
Qipanguan Tunnel China (Shaanxi) 5.360 km (3.331 mi) 2008 2 G5 Beijing–Kunming Expressway
Futang Tunnel China (Sichuan) 5.347 km (3.322 mi) 2012 2 S7 Sichuan Wenchuan–Maerkang Expressway left tube: 5347m right tube:5264m
Daliangzi Tunnel China (Sichuan) 5.333 km (3.314 mi) 2008 1 Lianghekou Hydroelectricity Power Station Road
Guling Tunnel China (Shaanxi) 5.333 km (3.314 mi) 2009 2 G70 Fuzhou–Yinchuan Expressway left tube: 5273m right tube:5333m
Yingxiu Tunnel China (Sichuan) 5.325 km (3.309 mi) 5.305 km (3.296 mi) 2012 2 S9 Sichuan Wenchuan–Maerkang Expressway left tube: 5305m right tube:5325m
Frøya Norway 5.305 km (3.296 mi) 2000 1 714
Felbertauern Austria 5.304 km (3.296 mi) 1967 1 108
Heggur Tunnel Norway 5.277 km (3.279 mi) 1984 1
Bataishan Tunnel China (Chongqing-Sichuan) 5.275 km (3.278 mi) 2013 1 Chengwan Express Highway
Atlanterhav Norway 5.272 km (3.276 mi) 2009 1 64
Shahriston Tunnel Tajikistan 5.253 km (3.264 mi)[36] 2012 1
Cels Italy 5.245 km (3.259 mi) 1992 A32
Alfonso XIII Tunnel (Vielha) Spain 5.24 km (3.26 mi) 1948
2007		 1 N230
Yanmengguan Tunnel China (Shanxi) 5.235 km (3.253 mi) 2003 2 G55 Erenhot-Guangzhou Expressway left tube: 5160m right tube:5235m
Juan Carlos I Tunnel (New Vielha) Spain 5.23 km (3.25 mi) 2007 1 N230
Jiahuoyan Tunnel China (Hubei) 5.228 km (3.249 mi) 2009 2 G50 Shanghai–Chongqing Expressway left tube: 5107m right tube:5228m
Tongluoshan Tunnel China (Sichuan) 5.197 km (3.229 mi) 2008 2 G42 Shanghai–Chengdu Expressway
Sachseln Switzerland 5.191 km (3.226 mi) 1997 1 A8
Bolungarvíkurgöng Iceland 5.156 km (3.204 mi) 2010 1 61
Schmitten Austria 5.111 km (3.176 mi) 1996 1 311
Changshan Tunnel China (Sichuan) 5.106 km (3.173 mi) 5.068 km (3.149 mi) 2013 2 S44 Sichuan Hanzi Expressway left tube: 5068m right tube:5106m
Roppen Austria 5.095 km (3.166 mi) 1990 1 E60/A12
Freifjord Norway 5.086 km (3.160 mi) 1992[lower-alpha 70] 1 70
Fengjieliang Tunnel China (Chongqing) 5.085 km (3.160 mi) 2010 2 G42 Shanghai–Chengdu Expressway left tube: 5085m right tube:5080m
Caihongling Tunnel China (Guangdong) 5.068 km (3.149 mi) 2007 1 Shuanghe Highway
Učka Croatia 5.062 km (3.145 mi) 1981 1 B8, D3
Baehuryeong Tunnel South Korea (Gangwon Province) 5.057 km (3.1 mi) 2012 1 National Highway 46
Flenja Norway 5.053 km (3.140 mi) 1986 1 E16
Anzob Tunnel Tajikistan 5.04 km (3.13 mi) 2006 1
Cadí Spain 5.026 km (3.123 mi) 1984 1 E09/16
Taoguan II Tunnel China (Sichuan) 5.015 km (3.116 mi) 2012 2 S7 Sichuan Wenchuan–Maerkang Expressway left tube: 5014m right tube:5015m
Dafengkou Tunnel China (Chongqing) 5.003 km (3.109 mi) 2013 2 G42 Shanghai–Chengdu Expressway

Under construction
Name Location Kilometres (km) Expected completition Tubes Road
Boknafjord Tunnel[37] Norway (Stavanger) 26.7 km (16.6 mi) [38] 2027 2 European route E39
Tianshan Shengli Tunnel[39][40] China (Xinjiang) 22.0 km (13.7 mi) 2025 2 G0711 Ürümqi–Ruoqiang Expressway
WestConnex Australia (Sydney) 19.0 km (11.8 mi) 2023 2 M4 East, M4 to M5 and new M5 East tunnel
Bypass Stockholm[41] Sweden (Stockholm) 16.5 km (10.3 mi) 2030[42] 2 E4
Tiantaishan Tunnel[43] China (Shaanxi) 15.6 km (9.7 mi) 2022 2 G85 Yinchuan–Kunming Expressway
Muzhailing Tunnel[44] China (Gansu) 15.2 km (9.4 mi) 2020 2 G75 Lanzhou–Haikou Expressway
New Mount Zigana Tunnel[45] Turkey (Maçka - Torul) 14.481 km (9.0 mi) 2020 2 D.885, E97
Zoji-la Tunnel India (Jammu Kashmir) 14.2 km (8.8 mi) 2026[46] 1 Srinagar-Kargil-Leh highway[47]
New Erlangshan Tunnel[48] China (Sichuan) 13.433 km (8.3 mi)[lower-alpha 71] ?? 2 Ya'an-Kangding Expressway
Dongtianshan Tunnel China (Xinjiang) 13.240 km (8.2 mi) 2020 1 National Highway G575
Huangtuliang Tunnel China (Sichuan) 13.010 km (8.1 mi) 2021 2 Mianyang-JiuzhaigouExpressway
NSC Expressway Tunnel Singapore 12.5 km (7.8 mi)[lower-alpha 72] 2026 1 North-South Corridor, Singapore
Gaoloushan Tunnel China (Gansu) 12.248 km (7.6 mi) 2020 2 Pingliang-Mianyang Expressway
Eysturoyartunnilin Faroe Islands 11.240 km (7.0 mi)[lower-alpha 73] 2020 1[lower-alpha 74]
Sandoyartunnilin Faroe Islands 10.900 km (6.8 mi) 2023[49] 1
Toyo Tunnel Colombia 9.84 km (6.1 mi)[50] 2024 1
NorthConnex Australia (Sydney) 9.0 km (5.6 mi) 2020 2 M1 to M2 link
Zhegushan Tunnel China (Sichuan) 8.803 km (5.5 mi)[lower-alpha 75] ?? 2 S9 Sichuan Wenchuan-Maerkang Expressway
Atal Tunnel India (Himachal Pradesh) 8.8 km (5.5 mi) 2020[51] 1 Leh–Manali Highway
La Línea Colombia 8.652 km (5.4 mi) 2020[52] 1 National Route 40
Banihal Qazigund Road Tunnel India (Jammu Kashmir) 8.45 km (5.25 mi) 2020 2 Banihal-Qazigund road
Namhansanseong Tunnel South Korea 8.338 km (5.181 mi) 2022 2 Sejong-Pocheon Expressway
Huayingshan Tunnel China (Sichuan) 8.159 km (5.1 mi) ?? 2 G5515 Zhangnan Expressway
Qishan Tunnel China (Fujian) 8.042 km (5.0 mi) ?? 2 G1517 Puyan Expressway
Jaeyaksan Tunnel South Korea 7.982 km (4.95 mi) 2020 2 Hamyang-Ulsan Expressway
Guanyin Tunnel Taiwan 7.960 km (4.95 mi) 2020 2 Provincial Highway 9, Suhua Highway
Xueshanliang Tunnel China (Sichuan) 7.957 km (4.944 mi) ?? 1 Highway S303, Chuanzhusi-Huanglong Highway
Balangshan Tunnel China (Sichuan) 7.945 km (4.937 mi) ?? 1 Highway S303, Chuanzhusi-Huanglong Highway
Karavanke 2 Slovenia / Austria 7.9 km

(~4.9 mi)

 2024 1
Mingtangshan Tunnel China (Anhui) 7.548 km (4.690 mi)[lower-alpha 76] ?? 2 S18 Anhui Yuewu Expressway
Višňové Tunnel[53] Slovakia 7.520 km (4.673 mi)[lower-alpha 77] 2023 2 D1 motorway, European route E50
Aizigou Tunnel China (Sichuan) 7.246 km (4.502 mi)[lower-alpha 78] ?? 2 Kala Yangfanggou Hydroelectricity Power Station Road
Que'ershan Tunnel China (Sichuan) 7.048 km (4.379 mi) ?? 1 National Highway 317
Taining Tunnel China (Fujian) 7.039 km (4.374 mi)[lower-alpha 79] ?? 2 Jianning-Taining
East Lake Tunnel China (Hubei) 7.018 km (4.361 mi) ?? 2 East Lake Corridor
Tongsheng Tunnel China (Hubei) 6.887 km (4.279 mi) ?? 2 Shiyan-Fangxian Expressway
Baizhishan Tunnel China (Chongqing) 6.710 km (4.169 mi) ?? 1 Chengwan Highway
Gaoligongshan Tunnel China (Yunnan) 6.68 km (4.15 mi) ?? 1 Dulongjiang Highway
Dazhuang Tunnel China (Hubei) 6.570 km (4.082 mi)[lower-alpha 80] ?? 2 G6512 Enshi–Guangyuan Expressway
Tianlongshan Tunnel China (Fujian) 6.551 km (4.071 mi)[lower-alpha 81] ?? 2 G3 Beijing–Taipei Expressway
Z-Morh Tunnel India (Jammu Kashmir) 6.5 km (4.0 mi) 2023[54] 1 Srinagar-Kargil-Leh highway
Zangshan Tunnel China (Shanxi) 6.440 km (4.002 mi)[lower-alpha 82] ?? 2 S45 Shanxi Tianli Expressway
Chang Su South Korea 6.430 km (3.995 mi) ??
Sangbuk Tunnel South Korea 6.415 km (3.986 mi) 2020 2 Hamyang-Ulsan Expressway
Jiuyishan Tunnel China (Hunan-Guangdong) 6.400 km (3.977 mi)[lower-alpha 83] ?? 2 G55 Erenhot-Guangzhou Expressway
Haicang Undersea Tunnel China (Fujian) 6.335 km (3.9 mi) ?? 2
Jinhae Tunnel South Korea 6.085 km (3.986 mi) ?? 2 Korean national highway 2
Jieling Tunnel China (Hubei) 5.681 km (3.530 mi)[lower-alpha 84] ?? 2 Yichang-Badong Expressway
Damiao Tunnel China (Hebei) 5.645 mi (9.085 km)[lower-alpha 85] ?? 2 G45 Daqing–Guangzhou Expressway
Tunnel Hranjen[55] Bosnia and Herzegovina (Goražde) 5.557 km (3.453 mi) 2022 1[lower-alpha 86] European route E761
Yemaliang Tunnel China (Shanxi) 5.512 km (3.425 mi)[lower-alpha 87] ?? 2 Shanxi Linghe Expressway
Chuyang Tunnel / Huoshaoan Tunnel China (Hubei) 5.5 km (3.4 mi)[lower-alpha 88] ?? 2 Yichang-Badong Expressway
Hundvåg Norway 5.500 km (3.4 mi) 2020 2 13
Liulangshan Tunnel China (Shanxi) 5.493 km (3.413 mi)[lower-alpha 89] ?? 2 Shuozhou Ring Expressway
Cheonwangsan Tunnel South Korea 5.433 km (3.376 mi) 2022 2 Hamyang-Ulsan Expressway
Nanjingli Tunnel China (Yunnan) 5.273 km (3.276 mi)[lower-alpha 90] ?? 2 Ruilong Expressway
Yushan Tunnel China (Jiangxi) 5.100 km (3.169 mi) ?? 2 G6011 Shaoguan–Ganzhou Expressway
Taishi Tunnel China (Gansu) 5.028 km (3.124 mi)[lower-alpha 91] ?? 2 G8513 Pingwu Expressway
Tongluoshan Tunnel China (Sichuan) 5.024 km (3.122 mi) ?? 2 G5515 Pingwu Expressway
Huayingshan Tunnel China (Chongqing) 5.018 km (3.118 mi)[lower-alpha 92] ?? 2 Yuguang Expressway
Tuen Mun-Chek Lap Kok Link Hong Kong (Tuen Mun and Chek Lap Kok) 5 km (3.1 mi) 2020[56] 2

Timeline of world record lengths
Timeline of bridges with some form of cable-stay construction
Record Name Location Length
2000 –Lærdal TunnelNorway (Lærdal - Aurland)24.51 km (15.23 mi)
1980 – 2000 Gotthard Road Tunnel Switzerland (Uri - Ticino) 16.918 km (10.5 mi)
1978 – 1980 Arlberg Road Tunnel Austria (Vorarlberg - Tyrol) 13.972 km (8.7 mi)
1965 – 1978 Mont Blanc Tunnel France - Italy (Alps) 11.611 km (7.2 mi)
1964 – 1965 Great St Bernard Tunnel Italy - Switzerland 5.798 km (3.603 mi)
1948 – 1964 Vielha Tunnel Spain 5.240 km (3.256 mi)
1934 – 1948 Queensway Tunnel United Kingdom (Merseyside) 3.24 km (2.01 mi)
1882 – 1934 Col de Tende Road Tunnel France - Italy (Col de Tende) 3.182 km (1.977 mi)

See also

Notes
  1. 17.540 km + 17.485 km
  2. left tube 13,833 m, right tube 13,792 m
  3. Left tube 13,654 m; Right tube13,570 m
  4. left tube 13,122 m, right tube: 13,098 m
  5. Tunnel section of KPE (8.13 km) and MCE (4.33 km) are contiguous, hence classified as one tunnel
  6. Dual carriageway 12 Lanes of traffic (maximum width: 70m) with each direction separated only by a full-height wall, thus considered to be one tube
  7. 12.290 km + 12.286 km
  8. left tube 11,408 m, right tube: 11,377 m
  9. left tube 11,200m, right tube 11,195 m
  10. the older tube 10,926 m
  11. 10.965 km (Seoul bound, 10.962 km (Yangyang Bound)
  12. left tube 10,192 m, right tube 10,480 m
  13. the newer tube 10,173 m)
  14. the older tube 9,755 m, the newer tube 10,085 m)
  15. previous name is Daxiangling Tunnel
  16. 10.007 km + 9.962 km
  17. the two two-lane directions are superimposed (hence duplex) in one tube
  18. longest underground branch: W-E direction tube (Avenida de Portugal, M-30, Bypass sur)
  19. left tube 9,670 m, right tube 9,663 m
  20. two subsea tubes (second 9,583 m)
  21. left tube 9,490 m, right tube 9,480 m
  22. left tube 9,252 m, right tube 9,198 m
  23. 3 branches connecting in a Y-junction inside the tunnel
  24. previous name is Mayazi Tunnel
  25. left tube 8,985 m, right tube 9,007 m
  26. left tube 8,803 m, right tube 8,805 m
  27. left tube 8,694 m, right tube 8,688 m
  28. previous name is Longtan Tunnel
  29. 8.693 km + 8.599 km
  30. left tube 8,668 m, right tube 8,631 m
  31. left tube 8,511 m, right tube 8,477 m
  32. left tube 8,263 m, right tube 8,242 m
  33. previous name is Mixiliang Tunnel
  34. 7.93 km + 7.87 km
  35. left tube 7,886 m, right tube 7,892 m
  36. 7.605 km + 7.567 km
  37. 7.605 km + 7.536 km
  38. 7.540 km (Busan bound), 7.543 km (Pohang Bound)
  39. left tube 7,524 m, right tube 7,493 m
  40. 7.353 km + 7.280 km
  41. left tube 7,310 m, right tube 7,285 m
  42. 7.190 km (Gijang bound), 7.087 km (Jinyeong Bound)
  43. 7.120 km + 7.089 km
  44. 6.956 km + 6.946 km
  45. left tube 6,896 m, right tube 6,948 m
  46. left tube 6,891 m, right tube 6,798 m
  47. left tube 6,848 m, right tube 6,868 m
  48. left tube 6,810 m, right tube 6,806 m
  49. left tube 6,752 m, right tube 6,776 m
  50. previous name is Xizhouling Tunnel
  51. left tube 6,750 m, right tube 6,765 m
  52. 6.708 km + 6.693 km
  53. 6.682 km + 6.656 km
  54. 6.664 km + 6.663 km
  55. 6.557 km + 6.555 km
  56. both tubes 6.555 km
  57. the newer tube 6,392 m
  58. the newer tube 6,328 m
  59. left tube 6,314 m, right tube 6,333 m
  60. 6.308 km + 6.280 km
  61. left tube 6,142 m, right tube 6,187 m
  62. left tube 6,125 m, right tube 6,145 m
  63. left tube 6,102 m, right tube 6,144 m
  64. 6.123 km + 6.115 km
  65. 6.105 km + 6.082 km
  66. left tube 5,946.5 m, right tube 6,043.42 m
  67. left tube 6,010 m, right tube 6,020 m
  68. left tube 6,010 m, right tube 6,020 m
  69. left tube 5,897 m, right tube 5,773.5 m
  71. left tube 13,433 m, right tube 13,381 m
  72. tunnel section of NSC are (10.4 km), while sub-surface section is (2.1km)
  73. segments 7.5 km (4.7 mi), 2.2 km (1.4 mi) and 1.7 km (1.1 mi)
  74. forked with roundabout and 3 segments
  75. left tube 8,803 m, right tube 8,776 m
  76. left tube 7,548 m, right tube 7,531 m
  77. left tube 7,503 m, right tube 7,537 m
  78. left tube 7,246 m, right tube 7,223 m
  79. 7.039 km + 7.007 km
  80. left tube 6,515 m, right tube 6,570 m
  81. left tube 6,521 m, right tube 6,551 m
  82. left tube 6,410 m, right tube 6,440 m
  83. left tube 6,395 m, right tube 6,400 m
  84. left tube 5,653 m, right tube 5,681 m
  85. left tube 5,635 m, right tube 5,645 m
  86. 1 tube + 1 service tube 5,490 m)
  87. left tube 5,512 m, right tube 5,512 m
  88. left tube 5,444 m, right tube 5,501 m
  89. left tube 5,412 m, right tube 5,493 m
  90. left tube 5,270 m, right tube 5,273 m
  91. left tube 5,028 m, right tube 4,984 m
  92. left tube 5,018 m, right tube 5,000 m

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