7 Facts about the new Kolkata-Howrah Underwater Metro Tunnel You Can Brag Knowing About To Your Friends

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Kolkata is known to be home to many colonial and pre-colonial architectural feats that seem to go beyond imagination, and we Kolkattans take immense pleasure in the city’s architecture.
But that doesn’t mean the city lives only in the nostalgic time warp forever; the city of joy has seen many infrastructural developments in the recent past that are worth enough of boasting to our friends in the city and outsiders alike.

And another such infrastructural feat that the eastern metropolis of India is all set to hone, and that too, a first in the country is the Kolkata-Howrah Underground Metro link that will further expand the city’s metro coverage to its twin.
So we were the first city in the country to have an underground metro; and yet again we will be the first in the country to have an under riverbed metro channel. Now isn’t that cool?

So here’s all that you need to know about the Kolkata Howrah Underwater Metro Tunnel

 

The 520-metre twin tunnel, one east-bound and the other west-bound, is built 30 metre below the riverbed.

kolkata-underwater-metro-train-tunnelsCommuters between Howrah and Mahakaran metro stations will be under the river for only about a minute when the metro train will pass through the tunnel at a speed of 80 km per hour.

howrah-to-kolkatta

Of the 16.6-km route of the East-West Metro project, the tunneling covers 10.6 km, of which 520 metre is under the river.

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The underwater tunnel is being built at a cost of Rs 60 crore while the total cost of the East-West Metro project is estimated to be around Rs 9,000 crore.

17metamit11The East-West Metro is scheduled to be operational by August 2019.

Howrah-Bridge-in-Kolkata

The diameter of each tunnel is 5.55 metre and the thickness of the wall is 275 milimetre. The distance between the two tunnels is 16.1 metre.

There will be walkways in the tunnels for evacuation of passengers in case of emergency

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