The Osmangazi Bridge, the most important leg of the Gebze-Orhangazi-İzmir Motorway Project executed on Build-Operate-Transfer model basis and expected to lower down the travel time between İstanbul and İzmir from 9 hours to 3.5 hours, was inaugurated on 30 June 2016 in a ceremony attended by H.E. Recep Tayyip Erdoğan, the President, H.E. Binali Yıldırm, the Prime Minister, and H.E. Ahmet Arslan, the Minister for Transport, Maritime Affairs and Communications.
The Osmangazi Bridge which is completed within 39 months having the title of being the largest span suspension bridge ranking 4th in the World and 2nd in Europe.