Gebze - Orhangazi - İzmir Motorway, Including Osmangazi Bridge and Access Roads Build – Operate – Transfer Project

  • 01 Gebze Orhangazi Izmir Otoyolu Osmangazi Koprusu Ve Baglanti Yollari Dahil Yid
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FACTS & FIGURES

The Gebze-Orhangazi-İzmir Motorway Project (Including the Osmangazi Bridge and Access Roads), tendered as a Build-Operate-Transfer model, stands as one of the most significant transportation initiatives in Türkiye.

The project reached a pivotal milestone with the inauguration of the Osmangazi Bridge on June 30th, 2016. With a total length of 2,907 meters and featuring a main span of 1,550 meters, it is ranked as the 7th widest mid-span suspension bridges worldwide.

Stretching across a length of 426 kilometers, the project comprises 384 kilometers motorway and 42 kilometers access road. Within this expansive scope, the project encompasses the construction of 38 viaducts, 3 tunnels with a total length of 12,883 meters, 78 bridges, 21 toll collection areas, 35 intersections, 4 motorway operation-maintenance centers and 2 tunnel operation-maintenance centers. Additionally, the route is dotted with 33 service stations and parking areas for the convenience of the passengers.

FACTS & FIGURES
Client:

General Directorate of Highways (KGM)

Concession Company:

Otoyol Investment and Operation Co. (Affiliated with Özaltın Construction Co., Inc.)

Construction Company:

NÖMAYG Joint Venture Company

Concession Period:

22 Years 4 Months

Location:

İzmir-Gebze Section, TÜRKİYE

Total Length of Motorway:

426 km (384 km Motorway + 42 km Access Roads)

Platform Width:

35.5 m (2x3 Motorway)

Pavement Type:

Asphalt Pavement

Number of Tunnels:

3

Length of Tunnels:

12,883 m (Twin Tube, 6,440 m long one-way)

Number of Bridges:

78

Number of Suspension Bridge:

1

Length of Suspension Bridge:

2,907 m

Main Span of Suspension Bridge:

1,550 m

Number of Viaducts:

38

Toll Collection Area:

21

Motorway Maintenance- Operation Center:

4

Tunnel Maintenance- Operation Center:

2

Service Stations and Parking Areas:

33

Motorway Logo

Otoyol A.Ş.

Üniversiteler Mah. 1598 Cad. Bilken Plaza A-3 No:3/44 Çankaya-Ankara-Türkiye