Lyndon Johnson actually said...
Any requests for appropriations for Federal construction of new buildings, structures, roads, or other facilities transmitted to the Bureau of the Budget by an executive agency shall be accompanied by a statement by the head of the agency on the findings of his agency's evaluation and consideration of flood hazards in the development of such requests.
Context
Executive Order 11296—Evaluation of Flood Hazard in Locating Federally Owned or Financed Buildings, Roads, and Other...
08/09/1966