52-year-old male pedestrian killed, after a 3-car collision at the intersection of Bake Parkway and Dimension Drive in Lake Forest.

A pedestrian was killed Wednesday during a three-car accident in Lake Forest, causing road closures during morning rush hour, Orange County sheriff's officials said.

The 52-year-old man, whose name was not immediately released, was killed near the intersection of Bake Parkway and Dimension Drive around 5:20 a.m., according to sheriff's Lt. Steve Gil.

Three vehicles were stopped on the road. The driver, who remained at the scene and cooperated with investigators, was heading eastbound when the collision happened, officials said.

Bake Parkway was closed in both directions between Dimension Drive and Rancho Parkway while deputies investigated the accident.