Irrigation and Drainage EngineeringUniform flow occurs in a rectangular channel 3.05 m and 1.52 m deep. Compute the meanshear stress on the channel perimeter, if the channel slope is 0.001. Compute the velocity,discharge rate, and critical depth in the channel for manning roughness coefficient of 0.015.

Irrigation and Drainage EngineeringUniform flow occurs in a rectangular channel 3.05 m and 1.52 m deep. Compute the meanshear stress on the channel perimeter, if the channel slope is 0.001. Compute the velocity,discharge rate, and critical depth in the channel for manning roughness coefficient of 0.015.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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2.1. A trapezoidal channel conveys 15 m³/s of water on a bed slope of 1 in 300. The base width of the channel is 5 m and the side slope is 2 m. Assume a Manning's roughness coefficient (n) of 0.018. Calculate: (a) Calculate the normal flow depth and discharge. (b) Calculate Reynold's and Froude Numbers. (c) Comment on the applicability of Manning's Equation.
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