Context and challenges
This client is a major player that provides engineering, consultancy and project services to affiliates of Istanbul Metropolitan Municipality.
Istanbul Metropolitan Municipality manages several infrastructures and construction projects. One of its projects deals with the “Kabataş Üsküdar Bosphorus Pedestrian Tunnel”. It aims at enabling pedestrians to cross thought the Bosphorus undersea, connecting the Asian and European sides.
It integrates the rail transit system at both shores and is to be excavated via tunnel boring machine under the Bosphorus Strait. This tunnel enables a more efficient use of the public transportation network by connecting Kabataş and Üsküdar that are the transportation centres of Istanbul. This client needed to perform the requisite survey studies before starting the construction of the tunnel.
This client called on Assystem Envy to perform geotechnical site surveys required for building the pedestrian tunnel.