The Khyber Mail Express was hit by a crane, in a remote part of Hasanabdal, on Monday morning, injuring two people.
The train, Khyber Mail Express, was travelling from Peshawar to Karachi, carrying hundreds of passengers when it hit the crane near railway crossing, ripping off the superstructure of the crane, however the train remained safe in the collision.
Police and rescue teams rushed to the scene while people of the area also gathered at spot.
Police saw the accident as a terror bid and arrested two suspects from the scene in injured conditions however driver of crane fled from the scene.
Police has started its investigation and shifted two suspects to undisclosed location for further probe into the accident.