494
PUBLIC LAW 86-645-JULY 14, 1960
[74 S T A T.
wildlife propagation: Provided, That the water required to fill and maintain such pools' is obtained from sources entirely outside the drainage basin of the Rio Grande. UPPER MISSISSIPPI RIVER BASIN
52 Stat. 1215.
I n addition to previous authorizations, there is hereby authorized to be appropriated the sum of $12,000,000 for the prosecution of the comprehensive plan for the Upper Mississippi River Basin, approved jj^ the Act of Juue 28,,1938, as amended and supplemented by subsequent Acts of Congress. The flood protection project on Redwood River at Marshall, Minnesota, is hereby authorized substantially in accordance with the recommendations of the Chief of Engineers in House Document Numbered 417, Eighty-sixth Congress, at an estimated cost of $2,252,000. The project for the Coralville Reservoir on Iowa River in Iowa, as authorized by the Act of June 28, 1938 (52 Stat. 1215), is hereby modified in order to provide for a highway bridge across Coralville Reservoir at or near the Mehaffy site, such site to be mutually satisfactory to the Secretary of the Army, the chief engineer, Iowa State Highway Commission, and the Board of Supervisors of Johnson County, Iowa, to replace the previously existing bridge crossing of Johnson County on County Road Y. Such bridge shall be constructed under the direction of the Secretary of the Army and the supervision of the Chief of Engineers in accordance with such plans as may be approved by the Chief of Engineers and the chief engineer, Iowa State Highway Commission: Provided, That prior to the award of any contract for the construction of the bridge or the approach roads authorized by this paragraph, local interests, acting through the Board of Supervisors of Johnson County, Iowa, shall contribute toward the cost of the construction of such bridge and approach roads such amounts as the Secretary of the Army shall determine to be equitable, and the United States shall pay all other costs of such bridge and approach roads. MISSOURI RIVER BASIN
52 Stat. 1215. 70 Stat. 126.
58 Stat. 887.
72 Stat, 312.
I n addition to previous authorizations, there is hereby authorized to be appropriated the sum of $207,000,000 for the prosecution of the comprenensive plan for the Missouri River Basin approved in the Act of June 28, 1938, as amended, and supplemented by subsequent Acts of Congress. The report of the Chief of Engineers on Wilson Dam and Reservoir, Saline River, Kansas, submitted in compliance with Public Law 505, Eighty-fourth Congress, published as Senate Document Numbered 96, Eighty-sixth Congress, is hereby approved, and construction of the project as a unit of the comprenensive plan of improvement for the Missouri River Basin authorized by the Flood Control Act approved December 22, 1944, is hereby authorized at an estimated cost of $18,081,000. The project for flood protection in the Gering and Mitchell Valleys, Nebraska, authorized by the Flood Control Act of July 3, 1958 (Public Law 500, Eighty-fifth Congress), in accordance with the recommendations of the Chief of Engineers in Senate Document Numbered 139, 84th Congress, is hereby, modified to provide for such revisions in project scope and purposes due to changed conditions as may be found necessary by the Chief of Engineers, to provide needed protection in Gering Valley: Provided, 'Hiat construction shall not be initiated until m e Chief of E n ^ n e e r s shall submit a feasibility report, which shall be coordinated with the Soil Conservation Service, for the ap-
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