Question: In 1952 E. S Crump developed the triangular weir shape shown in Fig. P10.122 [Ref. 19, chap. 4], the front slope is 1:2 to avoid

In 1952 E. S Crump developed the triangular weir shape shown in Fig. P10.122 [Ref. 19, chap. 4], the front slope is 1:2 to avoid sediment deposition, and the rear slope is 1:5 to maintain a stable tail water flow. The beauty of the design is that it has a unique discharge correlation up to near drowning conditions, H2/H1 ≤ 0.75:

In 1952 E. S Crump developed the triangular

3/2 2g Hydraulic jump Flow1:2 slope 5 slope

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