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from the link
The Atlantic Tunnel is the longest tunnel in the world at 3261 miles long. Only two miles of the tunnel is not beneath sea level.
The Atlantic Tunnel consists of five tunnels. Four of them are directional tunnels for the purpose of ATTS passenger trains, while a smaller central tunnel is for maintenance purposes.
The maintenance tunnel is kept constantly at a higher pressure than the passenger tunnels to remain free from smoke and fumes in the extremely unlikely event of a fire.
At its deepest point, the tunnel lies beneath the Mid-Atlantic Ridge at a depth of 3,202 metres.
It has taken 42 years to complete the tunnelling work, but a further 23 years to get the tunnel into its current state.
The first person to travel its entire length was a British Royal Air-force test pilot - Flt. Commander Robert Steeles.
The ATTS (Atlantic Tunnel Train Shuttle) is the fastest train in the world. Its fastest recorded speed is 631 mph. However, the ATTS will travel at a much slower speed of 400mph on a daily basis.
The ATTS does not generate or release any emissions into the environment making it the greenest form of transport ever.
There are no windows on the ATTS except for the pilot's cockpit.
The ATTS's surface temperature rises by 16 degrees centigrade due to air friction when at full speed.
The tunnelling equipment used to excavate the tunnel was taller than three double-decker busses and it could bore through several miles of rock per day, depending on the compound.
The ATTS can carry 726 passengers and over 100 vehicles.
The Atlantic Tunnel runs underneath the entire width of the Republic of Ireland.
Originally posted by taibunsuu
It should definitely be constructed. The profits for the owners would be astronomical.
Originally posted by taibunsuu
This would be awesome, though. It's something that's always been on my mind.
If it was a maglev in an airless tunnel, then it could travel so fast the passengers would experience weightlessness during the transit.
It should definitely be constructed. The profits for the owners would be astronomical.
Originally posted by Gools
How can something like this have been kept quiet for 63 years?
Originally posted by shbaz
Originally posted by taibunsuu
It should definitely be constructed. The profits for the owners would be astronomical.
After how many decades?
Assassin
Then you've got materials, ventilation, equipment, man-power, etc...
Originally posted by Murcielago
Assassin
Then you've got materials, ventilation, equipment, man-power, etc...
I doubt this will exist in our lifetimes.
But a few of those can be scratched off the list.
Like man power - Since this thing probably wont be (if ever) built until 75-100 years, in which case robots would do most of it.
If its a maglev and its in a airless tunnel, you dont have to worry about it.
BTW, it wouldn't be on the bottom of the sea floor, it would be anchored to the floor, but the cables would be tied onto the tunnel which would be floating 200ft under water.
"The ATTS's surface temperature rises by 16 degrees centigrade due to air friction when at full speed."
Assassin
why would there be AIR FRICTION in a vacuum?
Originally posted by Murcielago
Assassin
why would there be AIR FRICTION in a vacuum?
Sorry about that, I was refering to the one that was on the Dicovery Channel (and not this hoax one).
TransAtlantic Tunnel
Originally posted by Murcielago
DAMN! Am I realy that gulable?
So everyone thinks that that site is a complete fake, along with the train?
If its just a prank, why would someone spend so much time and money on just a prank.
Originally posted by spangbr
what if there was an earthquake and the ground shifted and the tunnel wall cracked. that would truly suxor.