33 U.S.C. § 702a–2

The Boeuf Floodway, authorized by the provisions adopted in section 702a of this title , shall be abandoned as soon as the Eudora Floodway, provided for in Flood Control Committee Document Numbered 1, Seventy-fourth Congress, first session, is in operative condition and the back protection levee recommended in said document, extending north from the head of the Eudora Floodway, shall have been constructed.