113 STAT. 320 PUBLIC LAW 106-53—AUG. 17, 1999 consistent with the level of protection provided by the authorized levee along the east bank of the Sacramento River. (4) Modif3ang the north levee of the Natomas Cross Canal for a distance of 5 miles to ensure that the height of the levee is equivalent to the height of the south levee as authorized by paragraph (3). (5) Installing gates to the existing Mayhew Drain culvert and pumps to prevent backup of floodwater on the Folsom Boulevard side of the gates. (6) Installing a slurry wall in the north levee of the American River from the east levee of the Natomas east Main Drain upstream for a distance of approximately 1.2 miles. (7) Installing a sliury wall in the north levee of the American River from 300 feet west of Jacob Lane north for a distance of approximately 1 mile to the end of the existing levee. (b) COST LIMITATIONS.— Section 101(a)(1)(A) of the Water Resources Development Act of 1996 (110 Stat. 3662) is amended by striking "at a total cost of and EJI that follows through "$14,225,000," and inserting the following: "at a total cost of $91,900,000, with an estimated Federal cost of $68,925,000 and an estimated non-Federal cost of $22,975,000,". (c) COST SHARING.— For the purposes of section 103 of the Water Resources Development Act of 1986 (33 U.S.C. 2213), the modifications authorized by this section shall be subject to the same cost sharing in effect for the project for flood damage reduction, American and Sacreimento Rivers, California, authorized by section 101(a)(1) of the Water Resources Development Act of 1996 (110 Stat. 3662). SEC. 367. MARTIN, KENTUCKY. The project for flood control, Martin, Kentucky, authorized by section 202(a) of the Energy and Water Development Appropriations Act, 1981 (94 Stat. 1339), is modified to authorize the Secretary to take all necessary measures to prevent future losses that would occur as a result of a flood equal in magnitude to a 100-year frequency event. SEC. 368. SOUTHERN WEST VIRGINIA PILOT PROGRAM. Section 340(g) of the Water Resources Development Act of 1992 (106 Stat. 4856) is amended to read as follows: "(g) AUTHORIZATION OF APPROPRIATIONS.— There is authorized to be appropriated to carry out the pilot program under this section $40,000,000 for fiscal years beginning after September 30, 1992. Such sums shall remain available until expended.". SEC. 369. BLACK WARRIOR AND TOMBIGBEE RIVERS, JACKSON, ALA- BAMA. (a) IN GENERAL.— The project for navigation, Black Warrior and Tombigbee Rivers, vicinity of Jackson, Alabama, authorized by section 106 of the Energy and Water Development Appropriations Act, 1987 (100 Stat. 3341-199), is modified to authorize the Secretary to acquire land for mitigation of the habitat losses attributable to the project, including the navigation chginnel, dredged material disposal areas, and other areas directly affected by construction of the project. (b) CONSTRUCTION BEFORE ACQUISITION OF MITIGATION LAND.— Notwithstanding section 906 of the Water Resources Development Act of 1986 (33 U.S.C. 2283), the Secretary may construct the
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