Act of March 23, 1906 (33 U.S.C. 491 et seq.), popularly known as the Bridge Act of 1906, referred to in text, is act Mar. 23, 1906, ch. 1130, 34 Stat. 84, which enacted sections 491 to 494 and 495 to 498 of this title. For complete classification of this Act of the Code, see Short Title note set out under section 491 of this title and Tables.

2012—Puspan. L. 112–213 amended section generally. Prior to amendment, text read as follows: “The Commandant of the Coast Guard shall submit to the Committee on Commerce, Science, and Transportation of the Senate and the Committee on Transportation and Infrastructure of the House of Representatives a comprehensive study on the proposed construction or alteration of any bridge, drawbridge, or causeway over navigable waters with a channel depth of 25 feet or greater of the United States that may impede or obstruct future navigation to or from port facilities.”