+1 vote
in Irrigation Engineering by (75.2k points)
Which one of the following gate is not suitable for curved crests?

(a) Flush boards

(b) Tainter gates

(c) Drum gates

(d) Vertical lift gates

The question was asked at a job interview.

Origin of the question is Types of Spillway Gates topic in chapter Spillways, Energy Dissipators and Spillway Gates of Irrigation Engineering

1 Answer

0 votes
by (106k points)
Right option is (a) Flush boards

To elaborate: In flush boards, the shutters are hinged at the bottom and are supported by struts. Whenever the water level rises above the top of the shutters they dropdown. Hence they are not suitable for curved crests.

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