The man who died after being critically injured in a three-car crash has been named as Jack Munro of Christchurch.

A police spokeswoman said two people were badly injured after the crash on Russley Rd (State Highway 1), near the intersection with Bentley St, at 10.35pm on Tuesday.

Both were transported to Christchurch Hospital. Munro died on Wednesday.

The other person was recovering from moderate injuries.

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* Campervan overturned in Christchurch collision

* 3 injured, one seriously, after three-car crash in Christchurch

The crash, the second in as many days on the busy Christchurch highway, happened when two cars hit a parked car.

On Monday, emergency services attended a collision between a campervan and a car that left the campervan overturned and traffic diverted from the intersection of Yaldhurst and Russley roads.

One person was taken to hospital with minor injures.