One person remains in hospital in a critical condition following a crash in Avondale early this morning.

At 2.14am, Police were notified of a single vehicle crash on Tiverton Road.

The vehicle had collided with a barrier.

The sole occupant of the vehicle was transported to Auckland City Hospital in a critical condition.

Tiverton Road was partially closed through the early hours of the morning, as the Serious Crash Unit examined the scene.

As of 6.30am, the Serious Crash Unit completed its examination and the scene is in the final stages of being cleared.

An investigation will commence into the circumstances of the crash.

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