PUBLIC LAW 4 9 5 - J U L Y 10, 1952
64 Stat. 846. 22 USC 277ci-l277d-4.
[66
STAT.
tion and maintenance of the Kio Grande rectification, canalization, flood control, bank protection, boundary fence, and sanitation projects; detailed plan preparation and construction (including surveys and operation and maintenance and protection during construction); Rio Grande emergency flood protection; expenditures for the purposes set forth in sections 101 through 104 of Public Law 786, approved September 13, 1950; purchase of four passenger motor vehicles for replacement only; purchase of planographs and lithographs; and leasing of private property to remove therefrom sand, gravel, stone, and other materials, without regard to section 3709 of the Revised Statutes, as amended (41 U.S.C. 5); as follows: SALARIES A N D EXPENSES
For salaries and expenses, regular boundary activities, including examinations, preliminary surveys, and investigations, $900,000: Provided, That expenditures for the Rio Grande bank protection project shall be subject to the provisions and conditions contained in the appropriation for said project as provided by the Act approved April 25, 1945 (59 Stat. 89). CONSTRUCTION
48 Stat. 1621. 49 Stat. 660. 55 Stat. 338. 64 Stat. 846. 22 USC 277d-l note. 59 Stat. 1219.
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For detailed plan preparation and construction of projects authorized by the Convention concluded February 1, 1933, between the United* States and Mexico, the Acts approved August 19, 1935, as amended (22 U.S.C. 277-277f), August 29, 1935 (49 Stat. 961), June 4, 1936 (49 Stat. 1463), June 28, 1941 (22 U.S.C. 277f), September 13, 1950 (Public Law 786), and the projects stipulated in the treaty between the United States and Mexico signed at Washington on February 3, 1944, $11,150,000, to remain available until expended: Provided, That no expenditures shall be made for the lower Rio Grande flood-control project for construction on any land, site, or easement in connection with this project except such as has been acquired by donation and the title thereto has been approved by the Attorney General of the United States: Provided further, That the Anzalduas Diversion Dam shall not be operated for irrigation or water supply purposes in the United States unless suitable arrangements have been made with the prospective water users for repayment to the Government of such portions of the costs of said dam as shall have been allocated to such purposes by the Secretary of State. RIO GRANDE EMERGENCY FLOOD PROTECTION
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For emergency flood-control work, including protection, reconstruction, and repair of all structures under the jurisdiction of the International Boundary and Water Commission, United States and Mexico, threatened or damaged by floodwaters of the Rio Grande, which have heretofore been authorized and erected under the provisions of treaties between the United States and Mexico, or in pursuance of Federal laws authorizing improvements on the Rio Grande, $50,000, to remain available until expended. AMERICAN SECTIONS, INTERNATIONAL COMMISSIONS
For expenses necessary to enable the President to perform the obligations of the United States pursuant to conventions between the United States and Canada signed May 26, 1930 (50 Stat. 1355) and January 29, 1937 (50 Stat. 1351), treaties between the United States and Great Britain, in respect to Canada, signed January 11, 1909 (36 Stat. 2448) and Feburary 24, 1925 (44 Stat. 2102), the treaty between
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