The road is now clear following a three-vehicle crash in the Far North on Sunday.
One patient was airlifted to hospital in a serious condition and another in a minor condition was transported by road.
Motorists were asked to avoid the area while Northland emergency services attended the crash on State Highway 10 near Mangōnui.
The road was closed for several hours while patients were treated and the scene was cleared.
It opened at about 2pm.