The longest tunnel in the world

The longest tunnel in the world is as follows:

1. Guangzhou Metro Line 3 (China)

The total length of Guangzhou Metro Line 3 is 64.4 1 km. It is the longest underground high-speed traffic tunnel in the world at present. This also means that the number of connecting stations in subway stations is amazing. From Tianhe Passenger Station to Panyu Square Station. By 20 12, about18.5 billion people used it. Amazing traffic! There are too many passengers! The journey is too long!

2. Beijing Metro 10 Line

Beijing Subway 10 Line, Beijing Second Ring Subway, is a very important line in Beijing subway network, with a total length of 57. 1km, and it is also the busiest line in Beijing subway system at present. Beijing Metro 10 line is also the second longest underground transportation operation hub in the world. And it's still developing.

3. Han Qing Tunnel (Japan)

Qinghai-Hankou Cross-Harbour Tunnel is a new cross-harbour tunnel across Tsutsugaru Strait between Aomori Prefecture in Honshu, Japan and Hakodate Prefecture in Hokkaido. The tunnel crosses the Tsugaru Strait, with a total length of 54 kilometers, and some subsea tunnels are 240 meters long. It is the deepest and third longest railway tunnel in the world at present, but it will soon be replaced by the St. Gotha tunnel in Switzerland.

The Gotha Tunnel is expected to be completed in 20 16, which will be the third longest tunnel in the world.

4. Channel Cross-Harbour Tunnel (UK, France)

The Anglo-French Cross-Harbour Tunnel connecting Britain and continental Europe (namely France) was opened in 1994. The European tunnel refers to the submarine railway tunnel across the Dover Strait between Britain and France, also known as the English Channel Tunnel. It starts from Folkstone, England in the west and ends in Calais, France in the east, with a total length of 50 kilometers and an underwater length of 38 kilometers. It is the longest undersea tunnel in the world.

The "Eurostar" train jointly operated by the British, French and Belgian railway departments has a speed of 300 kilometers per hour; The European Tunnel also specially designed a cross-section train for transporting road vehicles, which is called "Le Xietuo". Cars of all sizes can cross the English Channel all day, thus connecting the European road network. People praised this project as "the dream of cross-strait access in 200 years"

5. Seoul Metro Line 5 (Korea)

Seoul Metro Line 5 is a line of Seoul Metro and belongs to Seoul Metropolitan Railway Corporation. This route runs through Seoul, with a total length of 45.2 kilometers, making it the fifth longest tunnel in the world.