Delays after four people injured in serious crash on SH1 north of Puhoi
Officials are urging people to avoid using State Highway 1 near Puhoi after a two-vehicle crash, which injured four people.
The collision partially blocked the state highway, and was causing lingering stop, go traffic.
The crash happened about 7am on the intersection between SH1 and Mahurangi West Rd.
Police said the drivers of both vehicles had suffered injuries and had been transported to hospital.
A St John Ambulance spokesman confirmed two people had suffered serious injuries and two people had moderate injuries.
The New Zealand Fire Service said they freed one person with serious injuries who was trapped in the wreckage using the "jaws of life" just before 8am.
Police said the road was blocked by one car: "However we understand one lane is now being opened up.
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"At this early stage we don't have information on whether it happened on the South or Northbound lanes," police spokeswoman Kim Chambers said.
Police recommended drivers avoid the area if possible as the crash caused delays and no detours were in place.
The serious crash unit were investigating.