This article deals with structures that regulate the discharge and maintain the water levels within a canal network (Fig. 4.1). These structures may be described as follows: (a) Drops and falls to lower the water level of the canal. (b) Cross regulators to head up water in the parent channel to divert some of it […]
Water Level in Canals | Irrigation | Agriculture
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Lining Used in Canals: 4 Types | Water | Irrigation | Agriculture
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In general, the following types of linings are generally used:- 1. Concrete Lining 2. Shotcrete Lining 3. Boulder Lining 4. Earth Linings. Type # 1. Concrete Lining: Cement concrete lining made from selected aggregate gives very satisfactory service. Despite the fact that they are frequently high in their initial cost, their long life and minimum […]
Longitudinal Section of Canals (With Diagram) | Irrigation | Agriculture
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In this article we will discuss about the longitudinal section of canals, with the help of suitable diagrams. The longitudinal slope of a canal therefore is also known or is adopted with reference to the available country slope. However, the slope of canal bed would generally be constant along certain distances, whereas the local ground […]