Public infrastructure and environmental projects taking place on public land that aim to improve drainage and water quality are permitted in the floodway if: the development complies with all otherwise applicable requirements of this Division I; the effect of that development on flood heights is fully offset by accompanying stream modification; and the development is approved by all appropriate local authorities, the State Water & Science Administration, and the U.S. Army Corps of Engineers. City Code, 1976/83, art. 7, §5(b)(2) 2000, art. 7, §3-23 Ord. 88-188 Ord. 92-134 Ord. 11-516 Ord. 14-208 Ord. 21-020