19 Mayıs Tunnel, is a highway tunnel constructed on the Samsun-Çorum highway in Samsun Province, northern Turkey.It is situated near Paşapınarı village of Havza, Samsun. The 280and-long twin-tube tunnel carrying two lanes of traffic in each direction is flanked by 845--long Havza Tunnel in the north and 392--long Şehzadeler Tunnel in the south on the same highway.The tunnel was opened to traffic on 15 February 2009 by Turkish Prime Minister Recep Tayyip Erdoğan.
