HALIFAX -- Three people from Prince Edward Island are dead after a dump truck and car collided in Caledonia on Thanksgiving Day.

The RCMP and emergency crews responded to the two-vehicle collision at the intersection of Route 315 and Route 24 around 1:43 p.m. Monday.

Police say the dump truck had been working in the area at the time of the collision.

The driver, a 57-year-old man from Fortune Bridge, was pronounced dead at the scene.

The driver of the car, a 72-year-old woman from Pembroke, and her passenger, a 90-year-old woman from Gaspereaux, were also pronounced dead at the scene.

Both highways were closed for several hours while a traffic reconstructionist and the provincial coroner examined the scene. They reopened around 10 p.m.

The cause of the collision is under investigation.