Two people have been seriously injured in a crash in Horowhenua this afternoon.
Motorists north of the capital are advised to expect delays after a crash closed State Highway 1 near the Ōhau River Bridge.
Police said the crash had involved a motorcycle and a truck, occurring just south of the Ohau Bridge about 12.45pm.
By 2pm the patients had been transported from the area via helicopter, and the Serious Crash Unit was on the way.