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Using the permissible velocity method, design an irrigation canal with a Manning's roughness coefficient of 0.03,...

Using the permissible velocity method, design an irrigation canal with a Manning's roughness coefficient of 0.03, permissible velocity of 2ft/sec, slope of 0.5% and a design discharge of 50ft3/sec. Assume a rectangular channel with Width (w) : Depth = 6:1

Note: The correct answer should be w=46.3ft; d=7.27ft. Pls. show all work clearly.

Engineering   Civil-Engineering   
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