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Statistics about Glen Canyon Dam |
Height of the dam above bedrock: |
710 feet (216 m) |
(Glen Canyon Dam is the second highest dam in the United States (after Hoover Dam which is 16 feet taller) |
Thickness of lowest point of foundation: |
300 feet (91 m) |
Thickness at crest: |
25 feet (7.4 m) |
Crest length: |
1,560 feet (475 m) |
Volume of concrete in dam: |
4,901,000 cubic yards (3,750,00 cubic meters) |
Cost of dam: |
$187,000,000 |
Total cost of dam, powerplant, town of Page, and other infrastructure: |
$314,000,000 |
Construction authorized: |
April 11, 1956 |
Construction begins (diversion of Colorado River): |
February 11, 1959 |
First bucket of concrete |
June 17, 1960 |
Last bucket of concrete |
September 13, 1963 |
First power generation |
September 4, 1964 |
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Statistics about Glen Canyon Bridge |
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Second highest steel bridge in the United States |
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Length (span): |
1,028 feet (313.3 m) |
Height above Colorado River: |
700 feet (213 meters) |
Construction begins: |
February 1957 |
Construction ends: |
January 1959 |
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Statistics about Lake Powell |
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Start of storage: |
March 13, 1963 |
Completion of initial filling: |
June 22, 1980 |
Elevation of lake level at full capacity: |
3,700 feet (1,128 m) |
Capacity when full: |
26,215,000 acre feet (32,336 million cubic meters) |
Surface area when full: |
266 square miles (68,900 hectares) |
Length when full: |
186 miles (299 km) |
Miles of shoreline: |
1,960 miles (3,150 km) |
Depth of water at dam when full: |
560 feet (171 m) |
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Source of data: U.S. Bureau of Reclamation, 2008 |