The height from the top of the embankment to the normal water level in canal .Dam - Reservoir etc, which allows for small waves to splash without over flow is called___________________?
Correct answer: B. Free board
- A. Free space
- B. Free board
- C. Free faced
- D. Free end -
Explanation
Freeboard is the vertical distance between the normal water level and the top of a dam or canal bank. It provides a safety margin against waves and unexpected rises in water level.
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