Mansfield Dam
Mansfield Dam | |
---|---|
![]() Mansfield Dam, November 2018 | |
Official name | Mansfield Dam |
Location | Travis County, Texas, USA |
Coordinates | 30°23′32″N 97°54′26″W / 30.39222°N 97.90722°W |
Construction began | 1937 |
Opening date | 1941 |
Operator(s) | Lower Colorado River Authority |
Dam and spillways | |
Impounds | Colorado River |
Height | 278 feet (85 m) |
Length | 7,089 feet (2,161 m) |
Width (base) | 213 feet (65 m) |
Spillway type | 24 controlled (paradox and jet-flow gates) |
Spillway capacity | 130,000 cu ft/s (3,700 m3/s) (23 floodgates at 5,250 cfs; 1 variable discharge gate at 2,285 cfs 2 turbines at 4,100 cfs, 1 turbine at 2,400 cfs) |
Reservoir | |
Creates | Lake Travis |
Power Station | |
Installed capacity | 108 MW |
Mansfield Dam (formerly Marshall Ford Dam) is a
![](http://upload.wikimedia.org/wikipedia/commons/thumb/8/88/Dedication_monument_Mansfield_Dam.jpg/220px-Dedication_monument_Mansfield_Dam.jpg)
Mansfield Dam is 278 feet (85 m) high, 7,089 feet (2 km) long, and 213 feet (65 m) thick at the base. The concrete gravity dam with
The two lanes of Mansfield Dam Road, formerly RM 620, traverse the top of the dam, but traffic other than service vehicles are now prohibited. 620 was rerouted in 1995 to a four-lane highway bridge on the downstream side of the dam built for increase in traffic due to the popularity in Austin of recreating at Lake Travis.[2]
Political History
Lyndon B. Johnson ran for his first elected office as United States Representative for Texas's 10th congressional district (where the Mansfield Dam was located). His campaign was backed by the dam's contractors, and his success in clearing funding and regulatory hurdles for the dam shortly after his election is considered a cornerstone of his future political career.[3]
See also
References
- ^ "Guide to the Brown & Root / George R. Brown Executive Files, 1937-1978 MS 488". www.lib.utexas.edu. Retrieved 2017-03-22.
- ^ "Mansfield Dam Road (Formerly TX Ranch to Market Road 620) - Bridges and Tunnels". bridgestunnels.com. Retrieved 2022-06-08.
- ISBN 978-0679729457.
External links
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