The distance between Ordu and Mesudiye has been reduced from 114 km to 86 kilometers with the opening of Topçam Tunnel, which is 3 kilometers in length.
Topçam Tunnel is located in the Black Sea-Mediterranean Road project. The project closely concerns the 50 cities between the Black Sea and the Mediterranean.
With the opening of the tunnel, the transition time will be from 20 minutes to 1 minute. And the distance between Ordu and Mesudiye falls from 114 km to 86 kilometers.