Retired Col. Doswell Gullatt, 80. who served in the Army Corps of Engineers for 28 years, died Thursday at the Bethesda Naval Medical Center. He suffered from a heart ailment.

During World War II, he commanded and trained an engineer combat group in England and then led two brigades in clearing the beaches of barbed wire and other obstacles at Omaha Beach during the Normandy landing in France.

Later in the war, Col. Gullat commanded the port of Antwerp as a major supply station for Allied troops until the end of the war.

After retiring from military service in 1946, he became vice president of the Houston Industrial Gas Co. in Texas. He came to Washington in 1950 as an executive of the Association of American Railroads, and remained with that organization until a second retirement in 1976.

While in Houston, he had organized the consulting firm of Gullatt and Associates.He transferred the operation to Washington when he came here and continued it until 1976.

Col. Gullatt was born in Simsboro, La. He graduated from the Military Academy at West Point in November 1918, just as World War I ended.

Between the wars, he was assigned to a number of engineer districts and commanded the Mobile, Ala., district just before World War II.

His decorations included the Legion of Merit with Oak Leaf Cluster, the Bronze Star, the French Croix de Guerre, the Order of the British Empire and the Belgian Order of Leopold I.

He is survived by his wife, the former Nell B. Olson, of the home in Washington; a daughter, Jean Bruce Barnes, of Houston, six grandchildren and two great-grandchildren.