Do you Know Which Road Tunnel is the longest in India and at highest altitude in the world? Know every thing here.

Dr. Syama Prasad Mookerjee  (Chenani-Nashri) Tunnel Location - J&K,NH 44 Project Start-July 2011  Inauguration-2nd April2017 Project Cost-3720 Crore Reduced Travel Time (Jammu-Srinagar) - 2hrs

Dr. Syama Prasad Mookerjee ( Chenani-Nashri) Tunnel Camera inside - 144       Speed Limit - 50KM/hr Altitude-1200 Mtr Length - 9.28 KM Width-13 Mtr No of Lane - 2

Atal Tunnel (Rohtang Tunnel) Location - H.P. NH 03 Project Start- May 2010 Inauguration-4th Oct 2020 Project Cost-3200 Crore Reduced Travel Time (Leh-Manali) - 4hrs

Atal Tunnel (RohtangTunnel) At Highest altitude (Single Tube Tunnel) in the world Altitude-3100 Mtr Length - 9.02 KM Width-10 Mtr No of Lane - 2

Banihal Qazigund Road Tunnel Location - J&K.NH 44 Project Start- 2011 Inauguration- 4 August 2021 Project Cost-2100 Crore Reduced distance (Jammu-Srinagar)-16 KM

Banihal Qazigund Road Tunnel Speed - 70 KM/hr Altitude-1790 Mtr Length - 8.45 KM Width-07Mtr No of Lane -4,2 nos /Tube

New Katraj Tunnel Location - Pune,NH 48 Inauguration-15th Dec 2006 Length - 1223 Mtr constructed using NATM (New Austrian Tunnelling Method)

Kuthiran Tunnel Location - Kerala.NH 544 Project Start- May 2016 Inauguration- 31 July 2021 Project Cost-200 Crore Speed - 40/80 KM/hr

Kuthiran Tunnel Left Tube L - 955 Mtr Right tube 944 Mtr Width-14 Mtr Height - 10 Mtr No of Lane - 3