The Longest Tunnel In India || Chenani-Nashri Tunnel || Shyama Prasad Mukherjee Tunnel || Patnitop Tunnel

Chenani-Nasri Tunnel || Dr. Shyama Prasad Mukherjee Tunnel || India’s Longest Tunnel

Chenani-Nasri Tunnel is the engineering marvelous of India. Chenani Nasri Tunnel is also known as Dr. Shyama Prasad Mukherjee Tunnel. This tunnel is located in Jammu & Kashmir state and crosses Patnitop, Kud, and Batote. The India’s longest tunnel ever having length 9.28 km. Formerly known as chenani nashri tunnel, it is located in Jammu Kashmir state, India. It connects Jammu to Srinagar and reduces 30 km traveling distance. 

Popular name: Chenani-Nashri Tunnel/ Patni top Tunnel (India’s Longest Tunnel)
Operating speed : 50km/h
Location : Jammu and Kashmir, India,
Status : Active,

Length of tunnel: 9.28 km.
No. of lanes: 2 lane.
Width : 13 m (43 ft) 
Connectivity: Jammu to Srinagar
Route : C2 NH 44,

Crosses: Patnitop, Kud, and Batote,

Starting Point: Chenani,

Ending Point: Nashri,
Operation: Work begun July 2011,
Technical Design engineer: IL&FS Transportation Networks Ltd.
Authority: National Highways Authority of India,
Inaugurated by: Prime Minister Narendra Modi on 2 April 2017.

Highest elevation: 1,200 m (3,937 ft) 

Current Issue: There is lack of fresh air due to heavy traffic volume. some high-power Air exhaust fan has been provided but are not sufficient to exhaust the polluted air from one side to another. Polluted air is turbulating inside of the tunnel due to 2 lanes-2-way traffic.

Click here to see 

1. "The Longest / Largest Bridge In India: Top 10"

2.  List of Longest Bridge In India: Top 10

3. World's Highest Rail Bridge || Chenab Railway Bridge