( en, Motorway 5), named the Gebze-Orhangazi-İzmir Motorway ( tr, Gebze-Orhangazi-İzmir Otoyolu) and abbreviated as O-5, is a

toll Toll may refer to: Transportation * Toll (fee) a fee charged for the use of a road or waterway ** Road pricing, the modern practice of charging for road use ** Road toll (historic), the historic practice of charging for road use ** Shadow toll, ...

motorway A controlled-access highway is a type of highway that has been designed for high-speed vehicular traffic, with all traffic flow—ingress and egress—regulated. Common English terms are freeway, motorway and expressway. Other similar terms i ...

Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a transcontinental country located mainly on the Anatolian Peninsula in Western Asia, with a small portion on the Balkan Peninsula in ...

. Since being completed in 2019, it connects the

Istanbul ) , postal_code_type = Postal code , postal_code = 34000 to 34990 , area_code = +90 212 (European side) +90 216 (Asian side) , registration_plate = 34 , blank_name_sec2 = GeoTLD , blank_i ...

metropolitan area with

İzmir İzmir ( , ; ), also spelled Izmir, is a metropolitan city in the western extremity of Anatolia, capital of the province of the same name. It is the third most populous city in Turkey, after Istanbul and Ankara and the second largest urban aggl ...

, via Bursa and

Balıkesir Balıkesir () is a city in Turkey and is the capital city of Balıkesir Province. Balıkesir is located in the Marmara region of Turkey and has a population of 338,936. Between 1341–1922, it was the capital of Karasi. History Close to ...

. The O-5 runs parallel to the D575 and the D565 for most of its length and is a major motorway in Turkey as it provides a direct connection between

and its surrounding metropolis to the country's 3rd largest (

) and 4th largest ( Bursa) cities, bypassing the

Gulf of İzmit Gulf of İzmit ( Turkish: ''İzmit Körfezi''), also referred to as Izmit Bay, is a bay at the easternmost edge of the Sea of Marmara, in Kocaeli Province, Turkey. The gulf takes its name from the city of İzmit. Other cities and towns around ...

via the

Osman Gazi Bridge The Osmangazi Bridge ( tr, Osman Gazi Köprüsü) is a suspension bridge spanning the Gulf of İzmit at its narrowest point, . The bridge links the Turkish city of Gebze to the Yalova Province and carries the O-5 motorway across the gulf. The ...

. The O-5 also makes up part of the International E-road network E881. The western part of the Bursa Beltway, which is part of the O-5, was completed during the 2000s. The rest of the O-5 has been under construction since the early 2010s, with the first portion opened from Altinova to

Gemlik Gemlik is a town and center of the Gemlik District of Bursa Province. It is located in the east of the Gulf of Gemlik. It is approximately away from Bursa. In antiquity, Gemlik was the location of the ancient Greek town of Cius. Gemlik is an in ...

in April 2016. As of April 2017, the O-5 is open in two separate sections: the section from its northern terminus in

Gebze Gebze (,) is a district in Kocaeli Province, Turkey. It is situated 65 km (30 mi) southeast of Istanbul, on the Gulf of Izmit, the eastern arm of the Sea of Marmara. Gebze is the largest district per population size in the province as o ...

to Bursa, across the Osman Gazi Bridge along with a section from

Kemalpaşa Kemalpaşa is a large town and the center of the district of the same name in İzmir Province, Turkey. Its district area extends immediately to the east of İzmir's easternmost metropolitan district, Bornova, and Kemalpaşa town being at a dista ...

to its southern terminus in İzmir. The final section, Karacabey to Akhisar, opened on August 5, 2019. The O-5 is the most expensive toll motorway in Turkey as the price for a personal vehicle from Gebze to Izmir , 367 ( 45.45), including the Osman Gazi Bridge toll of 147.50 ( 18.26).

Gebze-Orhangazi-İzmir Motorway Project details

The project includes the

, the

- Bursa section and the Bursa-İzmir section of Otoyol 5. It is a build-operate-transfer project which was awarded to a consortium consisting of 5 companies ( Nurol, Özaltın, Makyol, Göçay and Astaldi).

Key dates

*Tender: 9 April 2009 *Signing of contract: 27 September 2010 *Date of effect: 15 March 2013 *End of contract: 15 July 2035 *Construction time: 7 years

Guaranteed traffic volumes

*Gebze-Orhangazi (including bridge): 40000 PCU/day *Orhangazi-Bursa: 35000 PCU/day *Bursa-Balıkesir: 17000 PCU/day *Balıkesir-İzmir: 23000 PCU/day

Technical details

*377 kilometres of motorway, 44 kilometres of connection roads *1 suspension bridge with a main span of 1,550 metres

*30 viaducts (18,212 metres) *3 tunnels (6,200 metres) *209 small bridges *18 toll plazas *7 service areas and 7 parking areas

Tunnels

* Orhangazi Tunnel - 3,586 m (11,211 ft) * Selçukgazi Tunnel - 1,234 m (4,049 ft) * Belkahve Tunnel - ~1,700 m

Exit list

References

External links

Marmara region road mapBursa motorway mapOfficial page in Turkish
{{Otoyols in Turkey 05 Transport in Kocaeli Province Transport in Yalova Province Transport in Bursa Province Transport in Balıkesir Province Transport in Manisa Province Transport in İzmir Province Toll roads in Turkey