The incident took place on Sunday morning
Three people were killed on the spot as a train ran them over while they were sleeping on a railway track in Barhatta upazila of Netrakona.
The incident took place at Sholpodoshal village around 6am on Sunday.
The deceased are Ripon Mia, 24, his younger brother Swapan Mia, 22, and Mukhles Mia, 28, all residents of the village.
Mohanganj railway police outpost in-charge Samar Barua said a Mohanganj-bound intercity Haor Express train from Dhaka crushed the three as they fell asleep on the track.
The bodies were dismembered and steps will be taken by making an inquest report, he added.