Mesmerising pictures of India's longest tunnel, Nashri; to be inaugurated by PM Modi on April 2

The road distance from Chenani and Nashri will now be 10.9 km, instead of the existing 41 km/ Courtesy: BJP

The formal trial run was successfully completed for peak, off-peak hours between March 9 and March 15/ Courtesy: Twitter

Ventilation, fire control, signals, communication and electrical systems will be actuated automatically/ Courtesy: Twitter

Special air-vents are also placed in the tunnel which will be controlled electronically/ ABP News Image

The tunnel will be the first in the country to be equipped with world-class integrated tunnel control system/ ABP News Image

The 'Nashri Tunnel' in Chenani, falling in the Udhampur district, will lessen the travel time between the two state capitals -- Jammu and Srinagar -- by two-and-a-half hours / ABP News Image

Special CCTV cameras are placed inside the tunnel for safety purposes/ ABP News Image

The tunnel has 9.2 km long twin-tube, the work on the same started in May 2011/ ABP News Image

It has 29 escape routes to be used only during emergency/ ABP News Image