Hoover Dam

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Hoover Dam
Ansel Adams - National Archives 79-AAB-01.jpg
Hoover Dam bi Ansel Adams, 1942
Offeecial name Hoover Dam
Location Clark Coonty, Nevada / Mohave Coonty, Arizona, U.S.
Purpose Pouer, fluid control, watter storage, regulation, recreation
Status In use
Construction begoud 1931
Appenin date 1936
Construction cost

$49 million (1931)

$777 million (2016)
Awner(s) Unitit States Govrenment
Operator(s) U.S. Bureau of Reclamation
Dam an spillweys
Teep o dam Concrete gravity-airch
Impoonds Colorado River
Hicht 726.4 ft (221.4 m)
Lenth 1,244 ft (379 m)
Elevation at crest 1,232 ft (376 m)
Weenth (crest) 45 ft (14 m)
Weenth (base) 660 ft (200 m)
Dam vollum 3,250,000 cu yd (2,480,000 m3)
Spillwey teep 2 controlled drum-gate
Spillwey capacity 400,000 cu ft/s (11,000 m3/s)
Creauts Lake Mead
Tot capacity 28,537,000 acre⋅ft (35.200 km3)
Active capacity 15,853,000 acre⋅ft (19.554 km3)
Inactive capacity 10,024,000 acre⋅ft (12.364 km3)
Catchment aurie 167,800 sq mi (435,000 km2)
Surface aurie 247 sq mi (640 km2)[1]
Maximum lenth 112 mi (180 km)
Maximum watter deepth 590 ft (180 m)
Normal elevation 1,219 ft (372 m)
Power Station
Operator(s) U.S. Bureau of Reclamation
Commission date 1936 - 1961
Hydraulic heid 590 ft (180 m) (Max)
Turbines 13× 130 MW
2× 127 MW
1× 68.5 MW
1× 61.5 MW Francis-teep
2× 2.4 MW Pelton-teep
Instawed capacity 2,080 MW
Annual generation 4.2 billion kWh[2]
Bureau of Reclamation: Lower Colorado Region - Hoover Dam
Hoover Dam
Hoover Dam is locatit in USA Wast
Hoover Dam
Hoover Dam is locatit in the US
Hoover Dam
Nearest ceety Boulder City, Nevada
Coordinates 36°0′56″N 114°44′16″W / 36.01556°N 114.73778°W / 36.01556; -114.73778Coordinates: 36°0′56″N 114°44′16″W / 36.01556°N 114.73778°W / 36.01556; -114.73778
Biggit 1933
Airchitect Six Companies, Inc. (structural), Gordon Kaufmann (exteriors)
Airchitectural style Art Deco
MPS Vehicular Bridges in Arizona MPS (AD)
NRHP Reference # 81000382
Significant dates
Addit tae NRHP Aprile 8, 1981[3]
Designatit NHL August 20, 1985[4]

Hoover Dam, ance kent as Boulder Dam, is a concrete arch-gravity dam in the Black Canyon o the Colorado River, on the border atween the U.S. states o Nevada an Arizona. It wis constructit atween 1931 an 1936 during the Great Depression an wis dedicatit on September 30, 1935, bi Preses Franklin D. Roosevelt. Its construction wis the result o a massive effort involvin thoosands o wirkers, an cost ower ane hunder lives. The dam wis controversially named efter Preses Herbert Hoover.

References[eedit | eedit soorce]

  1. "Frequently Asked Questions: Lake Mead". Bureau of Reclamation. Archived frae the oreeginal on 2012-06-03. Retrieved 2010-07-02. 
  2. "Frequently Asked Questions: Hydropower". Bureau of Reclamation. Archived frae the oreeginal on 2010-03-23. Retrieved 2017-02-22. 
  3. "Inventory-Nomination form: Hoover Dam" (PDF). National Register of Historic Places. National Park Service. Retrieved 2010-07-02. 
  4. "Hoover Dam". National Historic Landmark summary listing. National Park Service. Retrieved 2010-07-04.