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A trash rack is not required at the entrance of a...

A trash rack is not required at the entrance of a ____________________

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asked Nov 16, 2023 in Irrigation Engineering by Carter (75.2k points)

A trash rack is not required at the entrance of a ____________________

(a) siphon spillway

(b) drum gate installation

(c) morning glory spillway

(d) high-head gate installation

The question was posed to me in unit test.

The origin of the question is River Intakes in division Pressure Conduits, Outlet Works through Dams and Rivers of Irrigation Engineering

irrigation engineering
pressure conduits
outlet works through dams and rivers
river intakes

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1 Answer

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answered Jan 13 by Greg (106k points)

Correct answer is (b) drum gate installation

Explanation: Drum gates can control the reservoir level upstream to precise levels automatically and without the assistance of mechanical power. It is completely enclosed on all three sides as well as on the ends forming a water-tight vessel and is hinged at the upstream end.

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