A car rollover on the Kwinana Freeway is causing major delays for motorists.
Police, fire crews and paramedics have rushed to Anketell after the vehicle rolled shortly after 12.30pm on Saturday.
The West Australian reports traffic has come to a complete standstill on the Kwinana Freeway.
The car rolled onto its roof about 1 km south of the Thomas Road exit.
The worst of the delays are on the southbound side of the Kwinana Freeway but northbound traffic is also very slow approaching the scene.