One person is in a critical condition following a crash in the south Auckland suburb of Mangere this morning.
Motorists were advised that there had been a crash on the South-Western Motorway SH20A at Mangere, Auckland and delays were expected.
One car has crashed into a barrier and one person has critical injuries.
The crash occurred shortly after 9am and was westbound on SH20A on the route to the airport.
One lane was blocked due to the crash.
Motorists were asked to avoid the area if possible.