A woman has been airlifted to hospital in a critical condition after a crash south of Turangi.
A police spokeswoman said the woman spun out on gravel and went into a ditch on State Highway 1 about 20 minutes south of Turangi.
Police were called to the scene just before 6am.
A ambulance spokesman said St John received a call about the crash about 5.20am and one ambulance and a rescue helicopter were sent to the scene.
The woman was airlifted to hospital in a critical condition.