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The Old River Control Structure is a complex containing the original low-sill [6] and overbank [7] structures, as well as the auxiliary structure that was constructed after the low-sill structure was damaged during the Mississippi River Flood of 1973. The complex also contains a navigation lock and the Sidney A. Murray Jr. Hydroelectric Station.
The Morganza Spillway, between the Mississippi River and the Atchafalaya Basin, shown while open in 1973. Water flows from the Mississippi (upper right) into the Morganza Floodway (lower left). The Morganza Spillway or Morganza Control Structure is a flood-control structure in the U.S. state of Louisiana.
The Bonnet Carré Spillway consists of two basic components: a control structure along the east bank of the Mississippi River and a floodway that transfers the diverted flood waters to the lake. [8] The control structure, located between the towns of Montz and Norco , is a mechanically controlled concrete weir that extends for over a mile and a ...
The Old River Control Structure, between the present Mississippi River channel and the Atchafalaya Basin, sits at the normal water elevation and is ordinarily used to divert 30% of the Mississippi flow to the Atchafalaya River. There is a steep drop here away from the Mississippi's main channel into the Atchafalaya Basin.
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 Rankin Hinds Pearl River Flood Control and Drainage District announced Tuesday that the organization supports the June release and publication of a new plan for flood control in Jackson.. The ...
A governing board in central Mississippi, the Rankin-Hinds Pearl River Flood and Drainage Control District, has advocated the development of a new 1,700-acre (688-hectare) lake along the Pearl ...
The rising Mississippi River tested flood defenses in southeast Iowa and northwest Illinois as it neared forecast crests in the area Monday, driven by a spring surge of water from melting snow.