Bonnet Carré Spillway flood of 1937, and ten times thereafter through 2016 to lower river stages at New Orleans. The most recent opening began March 8, 2018, when river levels in New Orleans were predicted to approach the flood stage of at the Carrollton Gauge which is located just upriver from Downtown New Orleans. The floodgate inlet is offset into the Mississippi River bank, at a location that had seen natural flooding for at least two centuries. The concrete structure has been designed to reduce settling into the riverbank. The opening and closing of the spillway is done by lifting out up to
114th New York Volunteer Infantry Algiers, then to Berwick September 17. Western Louisiana Campaign October 3-November 30. At New Iberia November 17, 1863 to January 8, 1864. Moved to Franklin January 8-10, and duty there until March 15. Red River Campaign March 15-May 22. Advance from Franklin to Alexandria April 15-26. Battle of Sabine Cross Roads April 8. Pleasant Hill April 9. Monett's Ferry or Cane River Crossing April 23. Construction of dam at Alexandria April 30-May 10. Retreat to Morganza May 13-22. Mansura May 16. At Morganza until July 1. Moved to Fort Monroe, Va., then to Washington, D.C., July 1-12. Repulse of Early's