Franklin J. Harte, 56, a retired Marine Corps colonel died Friday at Fairfax Hospital following an auto accident in the 3500 block of Prosperity Avenue in Fairfax.

Police said that the car Col. Harte was driving hit the concrete apron of a bridge on Prosperity Avenue, and overturned. There were no other vehicles involved in the accident, police said.

Col. Harte was a native of Michigan. He enlisted in the Marines in 1941 and was awarded a commission three years later. He served in the Pacific during World War II and in Korea during the conflict there. He was an instructor at the Marine Corps Command and Staff College at Quantico before retiring from active duty in 1968.

He was a graduate of Michigan State University and earned a master's degree in personnel administration at George Washington University in 1967.

He worked for the consulting firm of Booz-Allen & Hamilton in Kansas City before returning to the Washington area in 1971. For the past two years he had been a management consultant for the Planning Research Corporation in McLean.

Col. Harte was a resident of Burke.

His marriage to his first wife, the former Vivian Huston, ended in divorce.

Survivors include his wife, Rebecca (Becky), and two daughters, Becky Beth and Leslie, all of Burke; a son, Franklin J. Jr., of Chicago, and two daughters, Suzanne McCullough of Columbia, S.C., and Kathleen DeFranco of Alexandria, by his first marriage, and one grandchild.