Atal Tunnel, world's longest highway tunnel connecting Manali with Leh, completed in 10 years
The construction of the Atal Tunnel, which is the world`s longest highway tunnel above 10,000 feet connecting Manali with Leh, has been completed in a span of 10 years. However, the original estimated time for the construction of the tunnel was less than six years.
Sep 16, 2020, 09:21 AM IST