The health directorate advises people to avoid working in sunlight for a long period, but rest is a luxury the poor cannot afford
The incident took place in front of the Rampal Thermal Power Station around 2pm on Tuesday, according to Md Tuhin Howlader, chief (investigation) of Rampal Police Station.
Police could not immediately identify the dead.
The driver and his two helpers were repairing the wheels of the brick-laden truck in front of the Rampal Thermal Power Plant. Another truck loaded with stones hit it from behind, leaving the driver and the two helpers dead on the spot, said Howlader.
Another injured man was sent to Khulna Medical College Hospital.