Algeria tunnel project nearly complete

Work on a major tunnel project in Algeria is due for completion shortly. The tunnel will commence carrying traffic during July 2016, although an official inauguration date has not so far been announced. The T4 tunnel will connect Constantine with Skikda and Annaba, which lie to the north and on Algeria’s coast. The 2.5km tunnel forms a section of the East-West highway. To cope with the tricky geological conditions in the area, both umbrella arch and composite roof bolting methods have been used to sup
June 9, 2016 Read time: 1 min
Work on a major tunnel project in Algeria is due for completion shortly. The tunnel will commence carrying traffic during July 2016, although an official inauguration date has not so far been announced.

The T4 tunnel will connect Constantine with Skikda and Annaba, which lie to the north and on Algeria’s coast. The 2.5km tunnel forms a section of the East-West highway.

To cope with the tricky geological conditions in the area, both umbrella arch and composite roof bolting methods have been used to support the tunnel profile during the excavation work.
Road Structures

Related Content

  • A new Indian cable-stayed bridge will improve transport connections
    March 2, 2015
    A major new cable-stayed bridge is being constructed in India - Partha Bratim Basistha reports. In India the construction of a major cable-stayed bridge is underway that will boost connections from capital Delhi to its surrounding areas. The bridge is being built in a bid to ease growing interstate traffic movement between Delhi and the surrounding North Indian states of Punjab, Uttar Pradesh, Haryana and Himachal Pradesh. Named Signature Bridge, this is a landmark structure due to its design aesthetics and
    Read More
  • Mexico: underwater tunnel in Latin America
    May 8, 2015
    Mexico will benefit from an important new underwater tunnel - Mauro Nogarin writes. The city of Coatzacoalcos is located at the mouth of the river of the same name, in the Gulf of Mexico, 302km from the city of Salina Cruz, Oaxaca, in the east end of trans-isthmian corridor and at the southern end of Veracruz State. The city is seeing a key development as currently construction is 85% completed on the first immersed tube, underwater tunnel in Latin America. The reasons why experts chose this type of tunne
    Read More
  • Stantec: coming to an infrastructure site near you
    April 13, 2017
    Acquisitive Canadian firm Stantec is snapping up more transportation expertise as it moves out of its home North American market. David Arminas reports. Last December, politicians from the US states of Kentucky and Indiana celebrated the opening of the second of two major bridges. A ribbon-cutting ceremony took place in cold wintry weather on the new 762m-long cable-stayed Lewis and Clark Bridge. The event marked the finish of the prestigious three-and-half-year Ohio River Bridges Project.
    Read More
  • Norway’s new ‘green’ highway route
    November 13, 2020
    A new route in Norway will provide a faster and greener highway connection between the capital city Oslo and the northern city of Trondheim
    Read More

Highlighted Content