A truck and car have collided in a serious crash north of Huntly.
Police were called to the crash at the intersection of State Highway 1 and Fisher Road at about 1.25pm today.
Police are yet to confirm if there are any injuries.
Diversions are in place at Tainui Bridge and East Mine Road.
Trucks and large vehicles will face significant delays because they cannot go on Tainui Bridge, police say.