It is situated near Paşapınarı village of Havza, Samsun. The 845 and 923 m (2,772 and 3,028 ft)-long twin-tube tunnel carrying two lanes of traffic in each direction. The 19 Mayıs Tunnel follows the Havza Tunnel in direction Çorum.
The tunnel was opened to traffic on 15 February 2009 by Turkish Prime Minister Recep Tayyip Erdoğan.[1]