New tender date is announced for 3 Decked Istanbul Grand Tunnel

New tender date for the 3-Storey Grand Istanbul Tunnel has been announced: A new tender will be held on November 3 for survey, project and engineering services in the 30-Storey Grand Istanbul Tunnel Project.

The survey, project and engineering services of the 3-Storey Grand Istanbul Tunnel Project, which was prepared to relieve Istanbul traffic, will be tendered again on November 30.

According to the information received by the AA correspondent, the survey, project and engineering services tender held by the Ministry of Transport, Maritime Affairs and Communications General Directorate of Infrastructure Investments in the 3-Storey Grand Istanbul Tunnel Project last year, but canceled, will be held again on November 30.

The financial offers of Idom, Tecnimont and Yüksel Proje companies, which were technically sufficient in the first canceled tender, were opened on August 10, but the tender was deemed invalid and canceled due to a material error in one of the companies' bid.

14 WILL GO IN MINUTE

The project cost is approximately 30 million pounds and 7 million 500 thousand pounds allocated for this year, studies, projects and engineering services, land and sea deep drilling work done, ground data will be determined. After the tender process, 1 is planned to complete engineering projects within the year.

The tunnel will pass under the Bosphorus and there will be both highway and railway in one tube. In the tunnel, there will be rail on the middle floor, and on the upper and lower floors there will be two lane roads suitable for the passage of the wheel.

The first leg of the project, which will be the first in the world with its size and scope, is from the high-capacity and high-speed subway system starting from Incirli on the E-5 axis on the E-2 axis and to the Söğütlüçeşme on the Asian side, and the second leg is at the Hasdal junction on the TEM motorway axis on the European side. It will consist of 2 × XNUMX lane highway system which starts and passes through the Bosphorus and connects to Çamlik crossroads on the Anatolian side.

The tunnel will be integrated with the TEM highway, the E-5 highway, the Northern Marmara motorway and the 9 metro line. After the construction of the building with the build-Operate-Transfer model, the 5 will be completed in 31 minutes with the fast metro which will consist of 14 station on the European side of İncirli, Anatolian side of Söğütlüçeşme and 40 km long.

On the European side of Hasdal junction, the Anatolian side of Çamlık junction will be passed by 14 minutes. 6,5 million passengers a day is expected to take advantage of.

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