Emergency service crews are currently responding to a serious crash involving a cyclist on the Princes Highway Coorong.
Just before 8am Thursday 17 January, a motorist discovered a cyclist on the side of the Princes Highway about 50kms north of Kingston SE.
It is currently unclear how the crash occurred with the cyclist is being treated for serious injuries at scene.
Major Crash Investigators are attending the scene.
Traffic restrictions currently apply on the Princes Highway, anyone with information on the crash is asked to contact the police assistance line on 131 444.