One person has been seriously injured following an early morning crash south of Cambridge.
OPP say the crash took place on Brant Road (Highway 24) near the intersection of McLean School Road.
Police say the crash involved two vehicles, one of them a dump truck, through a construction zone in the area.
An elderly woman, who was driving the car, has been taken to hospital with life-threatening injuries.
Brant Road has since reopened.
It was closed for around six hours.