+1 vote
in Irrigation Engineering by (75.2k points)
Which of the following is the simplest and the oldest type of a flexible outlet?

(a) Kennedy’s gauge outlet

(b) Open flume outlet

(c) Free pipe outlet

(d) Adjustable orifice semi-module

I have been asked this question in final exam.

Question is from Regulation Modules topic in portion Regulation Modules and Canal Structure of Irrigation Engineering

1 Answer

0 votes
by (106k points)
Right choice is (c) Free pipe outlet

Explanation: Silt conduction for pipe outlet discharging freely into the air is quite good and has high efficiency. This can be provided only at a few places where there is a sufficient level difference available between the distributary and the watercourse.

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