
Two of the deceased were identified as Setu Akter, 22, and Tajbir, 8.
The accident occurred in the Raktipara area on the Tangail-Mymensingh road.
Police and Madhupur Fire Service officials said a Crown Deluxe Paribahan bus was travelling towards Madarganj when it collided with a sand-laden truck heading towards Tangail around 10:00pm.
Three passengers died on the spot, while at least 17 others were injured.
On information, Fire Service personnel rushed to the scene, recovered the bodies and rescued the injured.
Officer-in-Charge of Madhupur Police Station AKM Fazlul Haque said the bodies would be handed over to the families on the completion of legal procedures, reports UNB.