The government began a 10-year railway-development strategy to return the network to satisfactory condition in the early 2010s, ordering replacement DMUs. The southern line, which was damaged in the 2004 tsunami, was upgraded from 2010 to 2012; its track was upgraded to handle train speeds of . Sri Lanka Railways began partnering with ExpoRail and Rajadhani Express in 2011 for premium service on major routes. Its northern line, affected by almost three decades of war, is being rebuilt; in 2015, it was restored to Jaffna and Kankesanthurai at pre-war levels The maxiumum speed on this line is currently 120Km/h(74mph).. The southern line is being extended from Matara to Kataragama to serve the developing city of Hambantota. In 2015, track construction to Beliaththa was delayed.