Police and emergency services are in attendance at a serious crash on Kingseat Road, Kingseat that occurred just before 10am this morning.
Three vehicles are involved and two vehicles have gone down a bank.
Occupants are still in trapped in vehicles.
One person is in a critical condition, two people have serious injuries and one person has moderate injuries.
Westpac Rescue Helicopter will be transporting people to hospital.
Diversions are in place at Kingseat and Irwin Roads and Kingseat and Glenbrook Roads.
The Serious Crash Unit is attending and Police advise motorists to avoid the area if possible.