Rohtang Pass, now acknowledged as Atal Tunnel, is a really popular and popular mountain move, practically 13,058 ft, located on the jap Pir Panjal Range of the Himalayas all around 51 km from Manali. Especially acknowledged for its mesmerizing landscape, the go connects the Kullu Valley with the Lahaul and Spiti Valleys of Himachal Pradesh, India.

Identified for its scenic elegance, Rohtang Move retains strategic importance for India. Every calendar year, for the duration of July to September, the highway becomes a passage to the individuals of Lahul valley transporting their funds crop, potatoes and peas to the marketplaces throughout Atal Tunnel to Kullu and earning cash for the unstable weather conditions interval of nine months.

The building of the tunnel was really considerably awaited and was ultimately inaugurated on Oct 3rd 2020 by India´s Primary Minister Narendra Modi.

Now that we have released the Rohtang Atal Tunnel, let us see Encardio-rite’s undertaking overview, the instrument utilised, and the services presented.

Task Overview:

Recognized as a single of the highest trafficable passes in the entire world, the Rohtang go is designed to create an all-weather route to Leh and Lahaul and Spiti valleys in Himachal Pradesh. The Rohtang Move Highway Tunnel is positioned in the Western Himalaya location of Northern India with its altitude of three,980 m. With a length of 9.02km, it is also the longest tunnel in the entire world at an altitude of more than 3,000 metres or ten,000 feet above suggest sea amount.


For about four months, the go is lined with white sheets of heaviest snowfall and blizzards, producing the route inaccessible for anyone.
Renamed soon after the former Prime Minister of India, Mr. Atal Bihari Vajpayee, the tunnel decreases the vacation length from four to six several hours to only 30 minutes. Tunnel from Manali to Ladakh lowers the length in between Manali and Keylong by about forty six km (28.six mi).

The Rohtang Atal Highway Tunnel with its 8.8km of duration is the longest street tunnel in India located at a large altitude. Aside from substantial altitude and uncooperative weather, the geological issue in the Himalaya was a huge obstacle confronted by the Encardio Team. Braving the freezing weather conditions, snowfall, recurrent floods and skinny air, the crew soldiered ahead, supplying with the most precise sensors and instrumentations.

The rocks found inside the tunnel location are primarily schist and migmatite with predicted disturbed zones and in some specific areas, substantial squeezing rock was also located.

Rohtang Go Tunnel Specifics:

Condition (cross-segment) of the tunnel: Horseshoe

Completed width: ten.00 m (32.8 ft) at street level.

Building strategy: Drill & Blast with NATM.

Overburden: Highest one,900 m, average much more than 600 m.

Unexpected emergency tunnel: A two.25 m higher and three.six m vast crisis tunnel is built-in into the tunnel cross-segment beneath the main carriageway. There are eighteen egress tunnels, with an opening right after each and every five hundred metres in circumstance of any hazard or crisis.

Other protection measures include telephone connections at every 150 metres for crisis conversation, fireplace hydrant mechanisms at each 60 metres, auto incident detection technique with CCTV cameras at each 250 metres, air good quality checking at each and every one Km, evacuation lights/exit signs and broadcasting technique through the tunnel amongst other people.