33 U.S.C. § 603a : US Code - Section 603A: Removal of snags and debris, and straightening, clearing, and protecting channels in navigable waters

Search 33 U.S.C. § 603a : US Code - Section 603A: Removal of snags and debris, and straightening, clearing, and protecting channels in navigable waters

The Secretary of the Army is authorized to allot not to exceed
$1,000,000 from any appropriations made prior to or after March 2,
1945, for any one fiscal year for improvement of rivers and
harbors, for removing accumulated snags and other debris, and for
protecting, clearing, and straightening channels in navigable
harbors and navigable streams and tributaries thereof, when in the
opinion of the Chief of Engineers such work is advisable in the
interest of navigation or flood control.