OAKLAND — A woman died Friday afternoon after the car she was driving crashed into a freeway wall in the Oakland hills, authorities said.

The woman’s name or age were not immediately released. She was alone in the vehicle and the cause of the crash is under investigation, Officer Johnna Watson said.

The crash happened about 2:33 p.m. in the 3900 block of Aliso Avenue, which is just below Highway 13. Authorities said the vehicle hit a freeway retaining wall.

Firefighters were the first to respond and pronounced the victim dead at the scene.

Streets in the area were shut down while police investigated.

The wreck happened near Redwood Heights Elementary School.

Anyone who may have witnessed the crash is asked to call police at 510-777-8570.

Check back for updates.