One vehicle is severely damaged after a crash involving two cars in Pāpāmoa.
Police were alerted to the crash on State Highway 2 near Sandhurst Drive onramp and Maunganui Rd about 10.20am today.
A police spokeswoman said one vehicle was off the road, and the other severely damaged vehicle was blocking a lane.
NZTA Waka Kotahi said the left northbound lane after Sandhurst Drive was blocked.
They were urging motorists to slow down, pass with care and expect delays.