Morganza Spillway to the protections used to prevent Mississippi River flood. The Flood Control Act of 1965 provided further regulation over the Morganza Spillway's role in Mississippi River flood prevention. A concrete pit called a stilling basin was added at the Morganza Spillway in 1977 "to provide erosion protection after the velocity of water pouring through the open bays during a 1973 flood caused severe scouring of the land behind the bays." The Morganza Spillway, a "controlled" spillway using a set of flood gates to control the volume of water entering the Morganza Floodway from the Mississippi River, consists of a concrete
Morganza to the Gulf benefits to the marshes and wetlands in the Terrebonne Basin. Safe Harbor: Fishermen will no longer have to leave the area in a storm event. A Reconnaissance Study for the Morganza, Louisiana to the Gulf of Mexico Hurricane Protection Project was authorized by Congress in 1992. Following completion of this report, the United States Congress authorized a Feasibility Study in the Energy and Water Development Appropriations Act of 1995 (Public Law 103-316). The Feasibility Study was completed in March 2002 and the Chief of Engineers letter was forwarded to the Secretary of the Army in August 2002 and supplemented in