Two people have been taken to Christchurch hospital this morning following a car crash in Selwyn.
One person is in a serious condition and another in a critical condition.
Police were called to the intersection of Springs Road and Hodgens Road in Selwyn just before 7am.
Police say two vehicles were involved.
The road is expected to be closed for a few hours, traffic controls and diversions are in place.
The serious crash unit is investigating.