In this article we will discuss about the layout of canal headwork with the help of diagrams. 1. Parts of a Weir: It is very essential to know various parts of a weir before actually designing the weir. Fig. 15.6 gives common parts of a weir structure. Generally weirs consist of the following parts: 1. […]
Layout of Canal Headwork (With Diagram) | Canals | Irrigation Engineering
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Design Principles for Weir | Canal Headwork | Irrigation Engineering
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A weir or a barrage is the most important component of a head-works. Therefore it is necessary here to understand the principles on which a weir is designed. Following data is required to design a weir: (a) Design Flood Discharge: Maximum flood discharge data of the river recorded in past is collected. From it future […]
Protection of Canal Bed: 6 Devices | Canals | Irrigation Engineering
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The canal bed is protected by adopting six main devices: 1. Water-Cushion 2. Baffle Wall 3. Biff Wall 4. Deflector 5. Staggered Blocks 6. Friction Block. Device # 1. Water-Cushion: When a water cushion is provided below the fall it serves two purposes. Firstly it reduces the intensity of impact of falling sheet of water. […]