Ansob tunnel

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Ansob tunnel
Ansob tunnel
South portal in October 2015
use Road tunnel
traffic connection M34
length 5,040 mdep1
Number of tubes 2, of which 1 is used
location
Ansob Tunnel (Tajikistan)
Red pog.svg
Red pog.svg
Coordinates
south 39 ° 3 '52 "  N , 68 ° 41' 57"  E
North 39 ° 6 ′ 30 "  N , 68 ° 41 ′ 14"  E

The Ansob Tunnel , also Istiqlol Tunnel or Uschtur Tunnel , is a 5040 meter long road tunnel 80 kilometers northwest of the Tajik capital Dushanbe , which is part of the M34 / E 123 Dushanbe with Khujand , the country's second largest city in the north Ferghanatal connects. Until the tunnel opened in 2006, a connection was only possible via the narrow Ansob pass road and the eponymous village of Ansob in the northeast . With the opening of the tunnel, the travel time between the two cities has been reduced by four hours. The tunnel was considered one of the most dangerous tunnel connections in the world and was repeatedly closed until the end of 2015 for repair work.

After years of work on the drainage system, the road renovation was completed in 2016 and lighting was installed in the previously dark tunnel. The tunnel has no ventilation system, but has been open to traffic since then.

Economic importance

North portal, large amounts of tunnel water flow out of a tube (July 2012)

Due to the tense diplomatic situation between Uzbekistan and Tajikistan, the tunnel was a priority infrastructure project of the Tajik government, which could be realized with the help of the Iranian construction company Sabir. A “new silk road ” is being considered, which will create an overland route via Iran , Afghanistan and Tajikistan to China . For Tajikistan itself, the M34 represents the main traffic axis between the two largest cities, Dushanbe and Khujand, and primarily connects the capital Dushanbe with the Ferghana Valley as the country's agricultural center.

History of origin

Roadway and tunnel lighting after completion of the renovation work (March 2017)

The tunnel was opened to traffic in 2006 due to the high priority of a land connection within Tajikistan. At this point in time, the last expansion stage, which provided for drainage and ventilation in particular, had not yet been completed. The low visibility in the tunnel, as well as the constant flow of water, high exhaust gas pollution and abandoned construction equipment repeatedly had a negative effect on road safety, so that the tunnel was closed for construction work in June 2015 and officially handed over to the Tajik government in September 2015.

One of the two tubes is available for road traffic, while the tunnel water flows off in the other tube .

Web links

Commons : Ansob tunnel  - collection of images, videos and audio files

Individual evidence

  1. Карты автодороги М-34 ( Memento from March 16, 2012 on WebCite )
  2. ^ Entry ( Memento of May 3, 2016 in the Internet Archive ) at Consolidated Consultants
  3. Inside the Tunnel Of Death linking Tajikistan's two main cities. In: Mail Online. Retrieved April 28, 2016 .
  4. Passage through the Ansob tunnel between Dushanbe and Khujand, Tajikistan on YouTube
  5. Foreign Policy. In: Foreign Office. Retrieved April 28, 2016 .
  6. Helen H. Wang: China's Triple Wins: The New Silk Roads. In: Forbes. Retrieved April 28, 2016 .