State Highway 1 in Auckland has reopened after a multi-vehicle crash on the Southern Motorway.
The crash happened on State Highway 1 between Papakura and Drury near the Beach Road interchange.
State Highway 1 southbound was closed from the Beach Road off-ramp to the Great South Road on-ramp.
Police say two people have been seriously injured.
The transport agency was advising motorists to expect delays.