Skip to main content

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.

Related Content

  • Tajikistan tunnel construction work
    April 17, 2020
    Work is resuming on the Istiqlol Tunnel in Tajikistan.
  • Kuwait’s key causeway contract under construction
    July 4, 2016
    A new causeway, crossing the Bay of Kuwait, is under construction and providing a major engineering challenge - Mike Woof reports. The new Sheikh Jaber Al-Ahmad Al-Sabah Causeway Project being built across the Bay of Kuwait is a massive engineering project that is costing around US$3 billion in all. This highly complex project involves the design, build, completion and maintenance of the causeway, which spans Kuwait Bay between Kuwait City and the Subiyah area. The 36km Sheikh Jaber Al-Ahmad Al-Sabah Cau
  • Trans-Saharan highway project on schedule
    October 31, 2014
    Work on the Trans-Sahara highway is on track with its construction schedule.
  • Morocco's road programme boosts economy
    February 9, 2012
    A major road programme instigated by King Mohammed VI of Morocco is helping to boost the country's economy and modernise infrastructure. This forms part of a plan to boost tourism, a key part of the country's income from 8 - 10 million. There were less than 300km of motorways existing when King Mohammed VI inherited the throne from his father in July 1999. Since then, the figure has increased to over 1,000km and this is set to almost double in the next five years. A hugely significant highway programme was