Two people have received critical injuries after a serious crash on Ormiston Rd, Otara which took place around 2.10pm.

Cordons are currently in place on Ormiston Road at the intersections of Preston Rd and Jarvis Way.

Another cordon is also in place at the intersection of Murchison Road and Geraldine Road.

Motorists are advised to avoid the area as the diversions are expected to be in place for some time.

The Serious Crash Unit is attending the incident.