Six people were killed in a traffic accident on Salt Range Motorway, 24NewsHD TV channel reported on Monday.

According to a spokesperson for the Motorway Police, the tragedy took place when a gas bowser collided head-on with a vehicle due to brake failure.

The two vehicles fell into a ditch after the hit, leaving six people dead on the spot, the official said.

The spokesperson said a heavy contingent of lawmen reached the spot and the rescue operation is underway.