The Ruhunu Kumari express train which was en route from Beliatta to Maradana derailed in the Boossa area last morning (15), General Manager of Railways Gamini Seneviratne said. Owing to the situation, the train services on the coastal line were experiencing delays. Further, trains operating between Colombo and Hikkaduwa were also limited. Railway workers made all efforts to put the derailed express train back on track, Seneviratne added