Two people have been seriously injured after a car crashed down a bank on the Christchurch-Akaroa Rd this morning.

Emergency services were called to the crash near Harmans Track and Little River at 10.38am.

Fire and Emergency NZ said two people were reportedly trapped in the vehicle.

Two people have been seriously injured after a car crashed down a bank on the Christchurch-Akaroa Rd this morning. Photo / George Heard

Akaroa and Little River fire station crews responded.

Police say the road is closed and diversions are in place.

Hato Hone St John sent two helicopters, two ambulances and a rapid response vehicle.

Two patients, in a serious condition, were airlifted to Christchurch Hospital.