Five compartments of a Chittagong-bound train veered off in Sadar upazila of Brahmanbaria on Wednesday afternoon.
No casualty was reported.
Five coaches of Chattala Express derailed in Chinair area, between Pagachang and Vatshala railway stations, around 2:20pm, said Amrita Lal, station master of Brahmanbaria Railway Station.
A relief train reached the spot from Akhaura at about 3:30pm and began rescue operation, reports our correspondent quoting the station master.
The reason behind the derailment could not be known immediately.