Question

What is the main purpose of the canal escape?

(a) To Maintain Uniform Flow in the Canal

(b) To Remove Surplus Water

(c) To Maintain Constant Velocity of the Flow

(d) To Help for Proper Hydraulic Jump

I have been asked this question in an online interview.

This intriguing question comes from Types of Canal Escapes topic in chapter Regulation Modules and Canal Structure of Irrigation Engineering

Answer 1

The correct answer is (b) To Remove Surplus Water

The explanation: The canal escape is a side channel constructed to remove surplus amounts of water from an irrigation channel such as main canal, branch canal, distributary canal etc into the natural drain.