+1 vote
in Irrigation Engineering by (75.2k points)
Which of the following stilling basin help in stabilizing the flow and improve the jump performance?

(a) dentated sills

(b) chute blocks

(c) baffle piers

(d) friction blocks

I got this question in an interview for job.

I want to ask this question from Energy Dissipation Below Overflow Spillway in chapter Spillways, Energy Dissipators and Spillway Gates of Irrigation Engineering

1 Answer

0 votes
by (106k points)
Right answer is (b) chute blocks

Best explanation: Chute blocks are a row of small projections like teeth of saw and are provided at the entrance of the silting basin. It produces a shorter length of jump and stabilizes the flow. Hence, they improve jump performance.

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