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U.S Code last checked for updates: Apr 30, 2025
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Title 43
Chapter 12
Subchapter XI-A
§ 506. Authority of Secretary to make modifications
§ 507. Construction for dam safety
§ 508. Costs incurred in the modification of structures
§ 509. Authorization of appropriations; report to Congress
§ 509a. Project beneficiaries
§ 509b. Additional project benefits through the construction of new or supplementary works
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