A driver has been injured after his truck rolled in Oakford.
It happened on Thomas Road near Kargotich Road just after 7am on Friday.
Thomas Road is currently closed westbound from Tonkin Highway to Kargotich Road.
Motorists are being advised to seek an alternative route.
A man in his 40s has been conveyed by ambulance to Fiona Stanley Hospital.
His injuries are not believed to be life-threatening.