Tags: Tunnel.
The Selçukgazi Tunnel (Turkish: Selçukgazi Tüneli) is a motorway tunnel under construction located at Dürdane Hill in Marmara Region as part of the Gebze-Orhangazi-İzmir Motorway O-33 in Turkey.Situated near Selçukgazi village in Osmangazi district between Gemlik and Bursa it is a twin-tube tunnel of 1234 m (4049 ft). The construction is carried out by Otoyol A.Ş. a consortium of Turkish Nurol Özaltın Makyol Yüksel Göçay and Italian Astaldi companies.
