A rectangular sharp-crested weir with two-end contractions is 1.25 m long. How high should it be placed in an open channel to maintain an upstream depth of 2.5 m for 0.20 m3/s flow? Use Francis formula. Draw the longitudinal and transverse section of the open channel with all the notations labelled as used in your solution.
A rectangular sharp-crested weir with two-end contractions is 1.25 m long. How high should it be placed in an open channel to maintain an upstream depth of 2.5 m for 0.20 m3/s flow? Use Francis formula. Draw the longitudinal and transverse section of the open channel with all the notations labelled as used in your solution.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A rectangular sharp-crested weir with two-end contractions is 1.25 m long. How high should it be placed in an open channel to maintain an upstream depth of 2.5 m for 0.20 m3/s flow? Use Francis formula. Draw the longitudinal and transverse section of the open channel with all the notations labelled as used in your solution.
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