A woman was airlifted to hospital after a serious crash involving a southbound logging truck and a northbound car on State Highway 1, Te Horo, outside Otaki Hydroponics about 2.20pm.
Otaki Volunteer Fire Brigade freed a middle aged woman from the car.
"She was pretty severely trapped," chief fire officer Ian King said.
"We removed the roof, took a door off and stretched the car back.
"She was choppered to Wellington Hospital.