A woman is dead after the car she was driving collided with a tractor-trailer on Highway 15 near Smiths Falls on Friday.

She has been identified by police as 70-year-old Ann Himmelman of the Portland area.

Ontario Provincial Police responded to the crash near Otter Lake Road south of Lombardy, Ont., which is about 90 kilometres southwest of Ottawa.

Police said the tractor-trailer caught fire after the crash as it was carrying flammable cargo.

It happened between 4 p.m. and 5 p.m.

Highway 15 was closed, but reopened Saturday morning.

The investigation continues.