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Dam and Reservior
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Dam
|
|
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Type
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Concrete-gravity and earthfill
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|
Dimensions:
|
|
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Maximum height, feet
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93
|
|
Above Streambed
|
87
|
|
Length, feet:
|
|
|
Powerhouse section
|
310
|
|
Spillway section
|
291
|
|
Lock Section
|
168
|
|
Earth Embankment
|
468
|
|
Total Structures
|
1,306
|
|
|
|
|
Reservoir
|
|
|
Operating levels at dam:
|
|
|
Maximum surcharge pool (area 13,920 acres)
|
508.0
|
|
Normal operation:
|
|
|
Full pool (area 11,900 acres)
|
504.0
|
|
Minimum pool (area 9,820 acres)
|
499.0
|
|
Length:
|
|
|
Backwater to Celina, TN
|
67.3 miles
|
|
Shoreline length:
|
|
|
At 504.0
|
381 miles
|
|
|
|
|
Lock Dimensions:
|
|
|
Chamber dimensions, feet
|
84 X 400
|
|
Lift at normal pool, feet
|
53
|
|
Minimum filling time
|
11 minutes
|
|
Gallons
|
17 million
|
| |
|
|
Spillway:
|
|
|
Net width opening, feet
|
225
|
|
Discharge capacity, cubic feet per second
|
175,000
|
|
|
|
|
Crest Gates:
|
|
|
Number and Type
|
5, Tainer
|
|
Size, width and height, feet
|
45 X 41
|
Hydropower
|
Power Plant:
|
|
|
Generator Capacity: 3 units @33,333 kW
|
100,000 kW
|
|
Estimated average annual energy output, kW
|
|