The famous tunnel in the world

1. The Straits of Manche Tunnel

Lieing under the Strait of Manche, this tunnel is the second length tunnel in the world with 50.5 km length. It also has the longest sinking part in the world with 37.9 km length. The deepest point of it is 75 m. It began in 1988 and finished in1994. It links England with France.

2. The Seikan tunnel, Japan

This tunnel is the longest rail tunnel in the world with 53.58 km length. The sinking part has 23.3 km length. It lie under the Strait of Tsugaru and linking Honshu Island with Hokkaido island. This tunnel began in 1971 and finished in 1988. It has 52 km length of continuous railway and the first two railway stations in the world which were built under sea.

3.The Gotthard tunnel, Switzerland

This tunnel is being in the construction phase. It was designed with 57 km length and in the near future, it will be the longest tunnel in the world in 2018. One special, it goes through the Alsp moutain which is considered as a barrier between the North and the South of Europe. It links Zurich city of Switzerland with Milan city of Italy. This is a project which has huge size with the enormous numbers: More 2000 worker work 24h per day and 365 days per year. The cost booms from $ 8 billion up to $ 15 billion.

4. The Tunnel of drug at the boundary of American and Mexico

This tunnel is the secret road which smugglers used to transport drug passing the boudary of American and Mexico. The tourist will feel accidentally because it was built sophisticatedly. It was equiped lighting system, wind system, water supplying system and even elevator. It was hided at the back of radiators and toilets, etc. Both ceiling and wall were paved by wood.

5. The Tokyo bay Tunnel, Japan

This tunnel began in 1989 and finished in 1997. This is a complex construction with 15.1 km of total length. It include 9.5 km of tunnel length, 4.4 km of bridge length and 2 man-made islands. The deepest point of tunnel is 60. There is a interest of the islands, that is it has a big car park and a resort where tourist can rest when they do sightseeing the bay.

6. The Chesapeake Bay bridge and tunnel , American

This construction was completed in 1964. Its total cost is $ 2 Million. It links the south - east of Virginia with Delmarva peninsula. Total complex construction has 2 high bridges, 2 low bridges and 2 parallel tunnels with 28 km of length. The most of all is over water level, it was supported by more 5000 posts, the remainder is more 3km of tunnel length. The construction also has man-made islands along 2 tunnels. On the islands, there are hotels, souvenir stores and car parks that service tourist to relax and to enjoy the view. It is the most excellent construction achievement of American in 1965 and It also is one of the seven construction wonder of modern world.