The Survey, Design and Engineering Services Tender of 3 Deck Great Istanbul Tunnel Project belongs to Yüksel Proje.
Works of the project covering 2×2 lane highway & metro lines in the same tube and crossing under the Istanbul Bosphorus are going to begin in the forthcoming days.
3 Deck Great Istanbul Tunnel will be one of the leading projects in its field with the size and technology.
With the completion of the tunnel, it will be possible to drive across the highway by using Hasdal Junction on the European Side and using Çamlık Junction on the Anatolian Side in about 14 minutes. 6,5 million passengers a day are expected to benefit.