Emergency services are at the scene of a serious crash on State Highway 1 between Bulls and Sanson.
Police were called about 9.05am.
Initial reports indicate two people may have serious injuries.
Cordons are in place at the scene of the crash, which is in the northbound lanes.
Motorists are advised to take care when passing the scene and to avoid the area if possible.
/NZ Police Public Release. View in full here.
