Canal outlets are of the following three types: 1. Non-Modular Outlets 2. Semi-Modular Outlets 3. Modular Outlets. Type # 1. Non-Modular Outlets: In non-modular canal outlets, discharge capacity depends on the difference of water levels in the distributary and the watercourse. The discharge through non- modular outlets fluctuates over a wide range with variations in the water levels of either [...]
After reading this article you will learn about the lining of irrigation canals which is the most effective method of preventing waterlogging in a canal. Also learn about: Types of Lining and Its Failure. Preventing Waterlogging in Irrigation Canals: The most effective method of preventing waterlogging in a canal irrigated area, however, is to eliminate or reduce the seepage of [...]
This article throws light upon the four main types of cisterns. The types are: 1. Vertical Impact Cisterns 2. Horizontal Impact Cisterns 3. Inclined Impact Cisterns 4. No Impact Cisterns. Type # 1. Vertical Impact Cisterns: In these cisterns (Fig. 7.3), there is impact of a stream of water falling freely. The path of such a stream is, obviously, parabolic. [...]