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[4] Where portions of a riverside town are situated below the maximum flood-level, or when it is important to protect land adjoining a river from inundations, the overflow of the river must be diverted into a flood-dam or confined within continuous embankments on both sides. By placing these embankments somewhat back from the margin of the ...
Its primary purpose is flood control and it is the downstream element of the Santa Ana River's flood control system, which is a natural constriction about 30.5 mi (49.1 km) upstream from the ocean. The area upstream from the dam contains 2,255 sq mi (5,840 km 2 ) of the watershed's 2,650 sq mi (6,900 km 2 ).
Restrictions on projects include: the size of the watershed must be 250,000 acres (1011 km²) or less; no single structure may provide more than 12,500 acre-feet (15,400,000 m 3) of flood water retention; no single dam may provide more than 25,000 acre-feet (31,000,000 m 3) of total capacity; and projects with costs greater than $5 million or ...
The Water Resources Development Act of 1986 (WRDA 1986) is part of Pub. L. 99–662, a series of acts enacted by Congress of the United States on November 17, 1986. [1]WRDA 1986 established cost sharing formulas for the construction of harbors, inland waterway transportation, and flood control projects and established rules therefor.
The Flood Control Act of 1928 (FCA 1928) (70th United States Congress, Sess. 1. Ch. 569, enacted May 15, 1928) authorized the United States Army Corps of Engineers to design and construct projects for the control of floods on the Mississippi River and its tributaries as well as the Sacramento River in California . [ 1 ]
The Flood Control Act of 1941 was an Act of the United States Congress signed into law by US President Franklin Roosevelt that authorized civil engineering projects such as dams, levees, dikes, and other flood control measures through the United States Army Corps of Engineers and other Federal agencies.
Flood Control Act of 1946; Flood Control Act of 1948. FCA 1948 gave the Chief of Engineers the power to authorize minor flood control projects without having to get Congressional approval. It also authorized several larger flood control projects and amended the budget set forth in the Flood Control Act of 1946. [5] Flood Control Act of 1950.
The Flood Control Act of 1965, Title II of Pub. L. 89–298, was enacted on October 27, 1965, by the 89th Congress and authorized the United States Army Corps of Engineers to design and construct numerous flood control projects including the Lake Pontchartrain and Vicinity, Louisiana Hurricane Protection Project in the New Orleans region of south Louisiana.