A venture of the local Yuksel Proje, the US’ Louis Berger International and France’s De Consult has been awarded a contract for the design and preparation of tender documents for a rail tube crossing of the Bosporus in Istanbul together with urban light rail transport (LRT) networks. Client for the build-operate-transfer (BOT) project is the railways, ports and airports construction department (DLH) within the Transport & Communications Ministry.

The venture quoted the lowest price of TL 102,246 million ($1.8 million). A total six local/international consortia bid (MEED 15: 12:95).

Designs will be completed in 18-24 months. The main features of the project are:

a $670 million submerged tube crossing of the Bosporus. This will be the third crossing of the waterway after the first and second bridges adding an additional track to the existing double-track railway between Haydarpasa and Gebze in Europe, over a length of 44 kilometres, and the same to the SirkeciHalkali line in Asia, over a distance of 27 kilometres. Costing around $800 million.

these additional tracks will form an LRT system connecting both to the rail tube, and also through a common station to the metro under construction for the city.