Police are investigating a serious crash at Cowell, on the Eyre Peninsula.
A motorist came across a single car rollover on the Lincoln Highway, Cowell just after 7am on Saturday 13 July and notified emergency services.
The crash location is about 10 kilometres south of Cowell, towards the Cleve turnoff.
The Lincoln Highway will remain open, but motorists are asked to slow down and take care as emergency service workers are operating in the area. Please follow the directions of any emergency services at the scene.
Major Crash investigators are flying to the scene.