Police are investigating after a pedestrian was seriously injured after being hit by a truck in Dannevirke.
Emergency services were called to the scene on State Highway 2 near the intersection of Robertshawe Cres in the Tararua town, just after midday.
A spokesman from St John said they were notified of the incident at 12.10pm and sent an ambulance and a helicopter.
He said one patient was airlifted to Palmerston North Hospital in a serious condition.
Traffic was diverted and the highway was expected to be closed for at least two hours.