Duplication of 10 km of 2x1 lane existing roadway to 2x2, including all infrastructure and superstructure, 4 bridge interchanges and 2 bridges with a total area of 4000 sqm.

For the first time in Turkey, a cantilever road application of 7.50 meter width has been made, as a double road platform could not be fitted in the section between TEM Highway above and the main railway of TCDD Ankara-Istanbul underneath in Hereke section of D100 State Highway.

Client : Republic of Turkey
General Directorate of Highways 1st Region
Location : Izmit, Turkey
Construction Period : 2006-2008