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

  • New EU-Russian highway connection
    February 18, 2013
    Among the forests and lakes of Finland, one of Europe's newest motorway links is being built as a Green highway linking Europe to Russia - Adrian Greeman reports The road eastwards from Finland's capital Helsinki, along the north coast of the Gulf of Finland, has not carried heavy traffic volumes, at least until recent times. Highway seven as it is designated locally, or E18 in European nomenclature, is partly motorway but in some sections still dual carriageway or even just a single lane each way, finishin
    Read More
  • Ivory Coast tunnel project
    March 30, 2022
    BESIX is working on an Ivory Coast tunnel project.
    Read More
  • Algeria cancels contractor’s construction contract
    July 24, 2014
    Japanese contractor Cojaal's contract for the construction of a stretch of Algeria’s East-West highway has been cancelled. The Algerian Ministry for Public Works terminated the contract as the firm had not met the requirements of the initial agreement when the deal was signed. The exact cause of this contract cancellation has not been revealed and nor is it clear if this development will bar the firm from tendering for future projects in the country. Much of Algeria’s East-West highway is complete but some
    Read More
  • Building Egypt's world class Desert Highway
    February 9, 2012
    A huge highway upgrade project will transform the Cairo-Alexandria road link into a world-class connection as Mike Woof reports
    Read More

Highlighted Content