Douglas E. Parsons, 84, a civil engineer and a retired official of the National Bureau of Standards, died of cancer Dec. 1. at his home in Fort Walton Beach, Fla.

He joined the bureau as an engineer in 1923. He served as chief of the building technology division from 1947 to 1962, then spent a year as consultant to the bureau's director before retiring.

Mr. Parsons was a native of Marion, Iowa. He earned a bachelor's degree at Cornell College in Mount Vernon, Iowa.

He worked in Iowa and served with the Army in Europe during World War I, before moving her in the early 1920s. He had lived in Silver Spring before moving to Florida in the mid-1960s.

He received a number of awards, including a 1955 Department of Commerce Award.

His memberships included the American Concrete Society of Testing Materials, the American Concrete Institute, and the American Society of Civil Engineers.

Survivors include his wife, Lyle C., of the home; two sons, Robert C., of Frogmore, S.C., and William A., of Cleveland; two daughters, Mary Lyle Freeman, of Wayne, N.J., and Margery L. Brinckmann, of Fort Walton Beach; 13 grandchildren, and two great-grandchildren.