Dead storage in a multipurpose reservoir is the storage volume:
Choose the correct answer
Available for power generation
Below the minimum draw-down level, permanently trapped by siltation over the dam life
Available for irrigation release
Stored above the FRL
Correct Answer
B. Below the minimum draw-down level, permanently trapped by siltation over the dam life
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Dead storage: volume below the dead storage level (invert of lowest sluice/outlet), which cannot be drained for use. It is reserved to accommodate silt deposition over the dam design life (50-100 years). Live storage is above dead storage level up to FRL.
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