The Deliktaş Tunnel (Turkish: Deliktaş Tüneli), a.k.a. Kangal-Deliktaş Tunnel, is a railway tunnel near Deliktaş village between Ulaş and Kangal districts of Sivas Province in Central Anatolia, Turkey. It was built to shorten and to ease the ramp on the railway line connecting Sivas with Malatya and Erzincan. The construction began on November 15, 1973, however its progression was quite slow until 2003 when the Turkish State Railways (TCDD) took over the project. Although the works at the tunnel were completed in 2006, works for the infrastructure on the railway line around the tunnel began only in 2009. At the end of 2011, all construction works were finished. Following the installation of signalization facilities, and completing the test runs with freight trains, the tunnel was put into