36
PUBLIC LAW 93-251-MAR. 7, 1974
[88 STAT.
(b) Prior to initiation of construction of this project, appropriate non-Federal interests shall agree to— (1) provide without cost to the United States all lands, easement, and rights-of-way necessary for constiniction of the project; (2) accomplish without cost to the United States all relocations and alterations to existing improvements, other than railroads and the George Washington Memorial Parkway Bridge, which may be required hj the construction works, including the reconstruction of the existing United States Koute 1 highway bridge with its approach ramps; (3) hold and save the United States free from damages due to the construction works; (4) maintain and operate all the works after completion in accordance with regulations prescribed by the Secretary of the Army; (5) prevent encroachment on the project flood channels that would decrease the effectiveness of the flood control improvement; (6) provide at their own expense flood proofing of existing and future building and other measures as necessary to provide flood protection against a one hundred-year flood; (7) develop a land management planning process acceptable to the Secretary of the Army for the entire watershed, including Arlington and Fairfax Counties and the cities of Alexandria and Falls Church, to insure that future development in the basin will not result in increased runoff which would impair the effectiveness of the flood control improvement; (8) develop a land use management planning process satisfactory to the Secretary of the Army for the area protected by the project and other areas within the jurisdiction of the non-Federal interest or interests furnishing the cooperation for the project, which will insure,, among other things, that future development will not be permitted in flood prone areas unless suitable structural or non-structural flood control measures are first undertaken by non-Federal public or private interests at no expense to the Federal Government; (9) contribute in cash toward construction of the project a sum estimated at $2,439,000, as follows: (A) city of Alexandria—one-half of the cost of construction of the channels and floodwalls between Commonwealth Avenue and Interstate 95, in the city of Alexandria, or $1,500,000, whichever is greater, (B) Arlington County—$500,000, (C) Richmond, Fredericksburg, and Potomac Eailroad Company—$439,000; (10) pay 50 per centvmi of the separable costs of the project allocated to recreation, consistent with the Federal Water Project Recreation Act (Public Law 89-72). )te.^^^ ^^^^'^^ (c) There is authorized to be appropriated to the Secretary of the note. Appropriation. Army for coustruction of the Fourmile Run project not to exceed $29,981,000, plus or minus such amounts, if any, as may be justified by reason of ordinary fluctuation in the cost of construction as indicated by engineering cost indexes applicable to the type of construction involved. Verona Lake va Dam and and ^^^- ^^- ^^) '^^® projccts for Vcroua Dam and Lake, Virginia, and Sixes'Brldge'oam for Sixcs Bridge Dam and Lake, Maryland, are hereby authorized and Lake, Md., Substantially in accordance with the recommendations of the Secretary project mo i ica- ^^^ ^^^ Army lu House Document Numbered 91-343 as modified by the 42 USC 1962d-7 note.
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