Addicks Reservoir Addicks Reservoir The Addicks Reservoir and Addicks Dam in conjunction with the Barker Reservoir prevent downstream flooding of Buffalo Bayou in the City of Houston. Both reservoirs were authorized under the Rivers and Harbors Act of June 20, 1938, which was modified by the Flood Control Acts of August 11, 1938; September 3, 1954; and October 27, 1965. The U.S. Army Corps of Engineers completed construction of Addicks Dam and the outlet facility in 1948. Addicks Reservoir is situated on the north side of Interstate 10. It extends slightly north of Clay Road, and between Barker-Cypress Road to the west
Addicks Reservoir Center in Houston to discuss these plans and gather feedback. Construction is scheduled to begin May 2015 with an estimated completion date of 2019. The northern and western ends of the dam consist of roller compacted concrete spillways. The existing ground at either end of Addicks Dam is lower than the top of dam elevation. Existing ground at the north end of Addicks Dam is at elevation 108 feet and ties into the concrete spillway crest at 112.5 feet. The existing ground at the western end is at elevation of 111.0 feet and ties into the concrete spillway which has