The deceased was identified as truck drivers associate Tipu Sheikh, son of Siddiq Sheikh of Khan Khanapur village of Rajbari Sadar Thana.
Kaliganj Police Station SI Main Uddin said that a Madaripur-bound truck from Sylhet plunged into a roadside ditch as its driver lost control over the wheel, leaving Tipu dead on the spot.
On information, police and Kaliganj Fire Service personnel rushed to spot and recovered the helper's body. However, the truck driver managed to flee.
The body was sent to Gazipur Shahid Taj Uddin Ahmed Medical College Hospital for autopsy.