Railway sources said there were no reports of any casualties or injuries.
According to an eye-witness, a 'loud noise' was heard before the bogies derailedwith a lot of smoke billowing from the engine.
Theimpact of the accident was so intense that the railway tracks were uprooted . However, the bogies got stuck in the cement slabs kept nearby and did not overturn.
Thecause of the derailment has yet to be ascertained.
The Rahui-Biharsharifroad was blocked following the accident.