Gebze-Orhangazi-İzmir Motorway, İzmir-Manisa Section

Özaltın Construction, as being a member of main partnership of the project, began the civil works of the 45-km İzmir-Manisa Motorway as the Contractor of the Project on 4 January 2013.

In this Motorway project, the 5-km part of Kemalpaşa Acces Road was opened to traffic on 22 September 2015. In addition to this approximately 19-km section of the Motorway at Km:408+654-389+567 was put into service on 8 March 2017.

As 70% of the project has been completed for now, the remaining 26.117 km of it is due completion by the end of the year 2018.



Contractor Özaltın Construction Co., Inc.
Route Manisa - İzmir Section Length of Line 45,204 km
Total Number of Tunnels 1 (Belkahve Tunnel) Length of Tunnel 3.500 m (Twin Tube, 1.750 m)
Number of Bridges 5 Total Length of Bridges 900 m
Number of Viaducts


Length of Viaducts 2.645 m
Number of Overpasses 4 Total Length of Overpasses 214 m
Number of Underpasses 47 Total Length of Underpasses 2.230 m
Number of Culverts 80 Total Length of Culverts 7.660 m
Number of Retaining Walls 12 Total Length of Retaining Walls 3.271 m
Total Excavation Volume 18.500.000 m3 Total Tunnel Excavation Volume 450.000 m3