- The 9.2 km long road tunnel is built between Chenani in Udhampur District and Nashri in Ramban District of Jammu & Kashmir.
- It is also known as Patnitop Tunnel.
- The tunnel was built at a cost of Rs 3,720 crore in a record time of 5 and a half years by Infrastructure Leasing & Financial Services (IL&FS) Ltd.
- It is located at an altitude of 1,200 meters in the heart of the Himalayas.
- With the help of this tunnel, the travel time on National Highway 44 between Jammu and Srinagar will reduce about 2 hours by shortening the distance by 30 km
- The tunnel is constructed on a famous technology named New Austrian Tunneling Method (NATM).
- Chenani-Nashri Tunnel is the country’s first and the world’s sixth road tunnel with a Transverse Ventilation System.
- A total of 124 cameras and a linear heat detection system inside the tunnel will alert the Integrated Tunnel Control Room located outside the tunnel to the need for intervention.
- The commuters will also be able to use their mobile phones inside the tunnel. BSNL, Airtel, and Idea have set up facilities inside the tunnel to carry the signal so far.
- The other important road tunnels in Jammu & Kashmir includes Jawahar Tunnel and Nandni Tunnels.
- The 24.5-kilometer long Lærdal Tunnel in Norway is the longest road tunnel in the world.
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