Twenty-six wagons of a goods train derailed in Bihar's Kaimur district last night , damaging tracks and disrupting train services. Mughalsarai DRM Anoop Kumar said, no casualty has been reported. Our Patna correspondent reports the goods train carrying coal was coming from Dhanbad to Mughalsarai junction.Our correspondent reports that the goods train derailed near Bhabhua railway station in Kaimur in Gaya-Mughalsarai section. Rail traffic on the busy Delhi-Howrah route is badly affected. Rescue operation will take 50 to 60 hours for normal functioning. Railway official said the derailment blocked tracks as a few wagons rolled down to the side track, resulting in change of route of trains including Rajdhani Express. Trains going from New Delhi to Howrah, Sealdah and Puri have also been asked to take Patna-Gaya routes. At lest 35 trains diverted to Gaya Patna route, some passengers trains also cancelled and many people hang on the railway station. A relief train has been sent to the accident spot from Mughalsarai