U.S. Code > Title 33 Navigation and Navigable Waters > CHAPTER 12—RIVER AND HARBOR IMPROVEMENTS GENERALLY (§§ 540—633) > SUBCHAPTER V—PROSECUTION OF WORK GENERALLY (§§ 621—633) > § 621. By what methods river and harbor work may be authorized to be prosecuted

§ 621. By what methods river and harbor work may be authorized to be prosecuted

Any public work on canals, rivers, and harbors adopted by Congress may be prosecuted by direct appropriations, by continuing contracts, or by both direct appropriations and continuing contracts.