A multiple truck collision has led to the death of at least one person on the Western Highway at Serviceton on Thursday morning.
Police have been told a truck crashed into the rear of a stationary truck just before 2.30am on Thursday, with the stationary truck hen colliding with a third truck in front of it.
All three trucks caught fire and the driver of the first truck, a man who is yet to be identified, died at the scene.
Emergency crews are still on scene and police have launched an investigation into the incident.
Police say the Western Highway is expected to be closed for an extended period of time, with traffic diversions in place.