The Ayodhya-bound goods train derailed at 12.37 PM this afternoon between Ulna Bhari-Bilhar Ghat stations on Barabanki-Zafarabad section of Lucknow Division, said a senior Northern Railway official.
Eight coal wagons derailed and as a result movement of rail traffic has been suspended temporarily as the mainline section has been blocked.
The official said Accident Relief Trains (ART) from Faizabad, Lucknow and Mughalsarai stations have already been pressed into service to restore the blocked section.
Senior railway officials are supervising the restoration work for an early start of normal train movement on the affected section, he said.
The train which are being diverted from their usual routes include Howrah-Kotdwar Doon Express, Delhi-Malda Town Farrakha Express, Ferozpur Cantt-Dhanbad Ganga Sutlej Express, Surat-Muzaffarpur Express, Jammu Tawi-Kolkata Sealdah Express, Farrukhabad-Chhapra Express, Darbhanga-Ahmedabad Sabarmati Express, Patna-Kota Express, Faizabad-Delhi Kaifiyat Express and Varanasi-Jodhpur Marudhar Express.