Two people have died after a crash on State Highway 1 south of Christchurch involving a car and a truck.
Police say the crash at Burnham was reported at around 10.10am today.
The truck driver has been taken to hospital with moderate injuries.
SH1 south of Rolleston and near Burnham has since been closed.
Diversions are in place and motorists are asked to avoid the area.
The highway is expected to remain closed until mid-afternoon.