Old River Control Structure such that the volume of the two rivers is split 70%/30%, respectively, as measured at the latitude of Red River Landing. This flow split was not based on science, but rather was based on the approximate flow allocation between the two rivers that existed at the time of construction. Water diverted at Old River flows into the Atchafalaya Basin, first entering the Red River, then continuing down the Atchafalaya River to the Gulf of Mexico, bypassing Baton Rouge and New Orleans (see diagram). The Morganza Floodway, between the Mississippi and the Atchafalaya Basin nearby downstream, is normally closed, but can
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