Skip to main content

Turkish tunnel tender underway

The tender process is underway in Turkey for a major tunnel project. The package of works is for the planning, project and engineering design for a new three-storey underwater tunnel that is planned for Turkey’s commercial centre, Istanbul. Named the Big Istanbul Tunnel, the route is expected to run under the Bosporus. The tunnel is anticipated to feature two storeys carrying vehicle traffic, with a third carrying a rail link. This would cut journey times to just 14 minutes. The engineering work is expected
May 9, 2016 Read time: 1 min
The tender process is underway in Turkey for a major tunnel project. The package of works is for the planning, project and engineering design for a new three-storey underwater tunnel that is planned for Turkey’s commercial centre, Istanbul. Named the Big Istanbul Tunnel, the route is expected to run under the Bosporus. The tunnel is anticipated to feature two storeys carrying vehicle traffic, with a third carrying a rail link. This would cut journey times to just 14 minutes. The engineering work is expected to have a value of US$12.52 million and should take 12 months to complete.

Related Content

  • Sandvik’s Turkish delight at groundbreaking tunnel vision
    May 20, 2014
    Turkey’s longest, and what will be the world’s fourth longest, highway tunnel is being built under Mount Ovit in the northeast of the country. Sandvik Construction is playing a vital role in the construction of the giant new structure, which will enable all-year-round access to what is a relatively remote and often snow-blocked part of Anatolia Having had their freedom of movement blighted for many years by wintertime snow blocking the D925 highway, along with narrower roads and passes, at Mount Ovit, resi
  • New Turkish tunnel project being studied
    March 11, 2019
    A study is being carried out for a proposed combined use tunnel project in Turkey. The proposal is for a tunnel featuring three levels that would be able to handle both 75,000 passengers/hour by rail and 120,000 vehicles/day. The study should be complete during 2019, with a tender process expected soon after. Should the project go ahead, the build-operate-transfer model will be utilised.
  • Twin Turkish tunnels to be constructed
    October 21, 2014
    In Turkey plans are moving forward for the construction of a new tunnel link in Güzeldere. The project is worth some US$177 million and requires the construction of twin tunnels measuring 3km long. The new tunnels will reduce journey times from 45 minutes at present to just 5 minutes. The work will improve safety on the route, as well as cutting congestion at peak periods.
  • Two new tunnel links for Turkey
    August 28, 2013
    Two new tunnel connections in Turkey will improve transport in key areas. The new Kemerhisar-Pozanti Highway features tunnels along its length and this key route will improve connections between the country’s capital Ankara and its commercial centre Istanbul as well as to the south-east of the country. The highway will have wider benefits too as it will allow better transportation through Turkey between Europe and the Middle East. And in the busy port city of Izmir, the new Konak Tunnel will reduce jour