Kota : Two coaches of a goods train derailed near Gurla station of Kota Railway Division. The accident occurred while changing tracks at the scissors. Rail traffic was affected for more than four hours. More than a dozen passenger trains were delayed. Passengers had to face inconvenience. After the accident, the Railway started operating rail traffic on the Up line. Railway sources said that when Kota Control Room was informed of the incident, trains were stopped from stations around Kota to Sawai Madhopur station. Special trains were operated through the Up line. At eight in the evening, the derailed coaches were separated and the train was sent to Kota Junction.