Authorizes the Chief of Engineers to: (1) include in the project area for the project for navigation, Atchafalaya River and Bayous Chene, Boeuf, and Black, Louisiana, the portion of the Lower Atchafalaya River known as the Crewboat Cut; and (2) carry out projects for bank stabilization on the eastern shore of Crewboat Cut to prevent erosion from wave action and scouring.