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.
Road Structures

Related Content

June 25, 2015

Delay for tender for link roads to Istanbul’s new Bosporus bridge

The tender process for the road connections to the third bridge over the Bosporus in Turkey has been delayed once more. This is the third time the tender for the connecting roads for Istanbul's third bridge over the Bosporus has been postponed. The tender for the North Marmara Motorway was originally set for 6th March 2015 but was then pushed back to the 6th May. It was then announced that the tender would be run in two stages, with the Kinali-Odayeri motorway tender on 7th July and the Kurtkoy-Akyazi motor
boombox1

Highlighted Content

boombox2