A Robinvale woman has been flown to Melbourne as Police investigate the cause of a one vehicle smash in Bannerton.
Sunraysia Daily reports - officers believe her car was travelling across the carriageway into the east bound lane, when the wheels hit gravel.
It's believed the driver crossed back across the carriageway to the left, where it hit a tree.
The 26 year old has sustained head injuries and multiple fractures.
It took emergency service crews 4 hours to remove her from the car.
She has been flown to the Alfred Hospital, where she remains in a critical condition.
Investigations are continuing into the cause of the accident.