The world’s main tunnel

Tunnel Name Country Length
Päijänne Water Tunnel Southern Finland, Finland 120,000 m
Dahuofang Water Tunnel Liaoning Province, China 85,320 m
Orange–Fish River Tunnel South Africa 82,800 m
Bolmen Water Tunnel Sweden, Kronoberg/Scania 82,000 m
Gotthard Base Tunnel Switzerland, Swiss Alps 57,091 m
Seikan Tunnel Tsugaru Strait, Japan 53,850 m
Channel Tunnel English Channel, United Kingdom/France 50,450 m
Shanghai Subway: Line 7 Shanghai, China 40,200 m
Quabbin Aqueduct Massachusetts, United States 39,600 m
Shenzhen Subway: Luobao Line Shenzhen, China 37,497 m
Shenzhen Subway: Shekou Line Shenzhen, China 36,146 m
Shanghai Subway: Line 10 Shanghai, China 36,000 m
Singapore: Circle Line Singapore, Singapore 35,700 m
Seoul Subway: Line 6 Seoul, South Korea 35,100 m
Lötschberg Base Tunnel Bernese Alps, Switzerland 34,577 m
Guangzhou Subway: Line 2 Guangzhou, China 32,000 m
Beijing Subway: Line 1 Beijing, China 31,040 m
Beijing Subway: Line 4 Beijing, China 30,950 m
Guangzhou Subway: Line 5 Guangzhou, China 29,900 m
Shanghai Subway: Line 8 Shanghai, China 29,650 m
Evinos – Mornos Tunnel Aetolia-Acarnania, Greece 29,400 m
Hultman Aqueduct Eastern Massachusetts, United States 28,640 m
Daishimizu Tunnel Mount Tanigawa, Japan 22,221 m
The London Connection London, England, United Kingdom 20,000 m