A bus driver died and at least 12 people were injured in a traffic accident near the Shing Mun Tunnel on Thursday afternoon.

Sources at the scene said the bus was travelling towards Sha Tin when it slammed into a truck, which then hit a concrete mixer truck in front of it.

The front of the bus was seriously damaged and the windshield was completely shattered.

Reports said the bus driver appeared to have been unable to brake.