Civil Engineering - Irrigation - Discussion

5. 

In case of a trapezoidal notch fall

[A]. top width of the notch is kept between 3/4 th of full water depth above the sill of the notch
[B]. top length of the piers should not be less than their thickness
[C]. splay up stream from the notch section is 45°
[D]. splay down stream from the notch section is
[E]. all the above.

Answer: Option E

Explanation:

No answer description available for this question.

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