Once completed, the expressway would reduce travel time between Dehradun-Delhi from 6 hrs to 2.5 hours.
Union Minister Nitin Gadkari has said there is a breakthrough in the Delhi-Dehradun Expressway project as the last 20-km stretch that passes through the eco-sensitive zone of Raja Ji National Park is being constructed.
In a series of tweets, the road transport and highways minister said the tunnel intends to protect the surrounding wildlife.
"Breakthrough achieved on Delhi-Dehradun Expressway project. The last 20km stretch passes through eco-sensitive zone of Raja Ji National Park where Asia's longest elevated wildlife corridor (12km) is being constructed that includes 340 m Daat Kali tunnel,"Nitin Gadkari said.
Once completed, the expressway would reduce travel time between Dehradun-Delhi from 6 hrs to 2.5 hours and Delhi-Haridwar from 5 hours to 2 hours, he added
(Except for the headline, this story has not been edited by NDTV staff and is published from a syndicated feed.)