TUCSON, Ariz.- Members of the U.S. Army Corps of Engineers Los Angeles District participated in the Nov. 2 ribbon-cutting ceremony for the Tucson Arroyo Project Phase II B Park Avenue Basins project. The project, developed in partnership with the Pima County Regional Flood Control District; the City of Tucson; the Tucson Unified School District and the Corps of Engineers is designed to provide for flood risk management and ecosystem restorarion along the Tucson Arroyo within the Arroyo Chico watershed.