WATER RESOURCES ENGINEERING
3rd Edition
ISBN: 9781119490579
Author: Mays
Publisher: WILEY
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Question
Chapter 5, Problem 5.1.7P
To determine
The normal depth in the circular culvert.
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A rectangular channel carries a discharge of 20 m3/sec with a width of 1 meter
and a manning roughness number n= 0.02, the flow height (y) can be assumed
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Q3/ determine the discharge in the
compound open channel shown in
figure assume a bed slope (0.001)
and the Manning coefficient is 0.03. *
flood plain
main channel
flood plain
0.2m
10m
0.5m
10m
5m
-) A 3 foot diameter culvert has a free discharge and steep slope. The entrance loss
coefficient is K. = 0.5. The headwater is 6 feet above the invert of the culvert. What is the discharge?
If the headwater continued to rise to 8 feet and the road level is at 7 feet, what is the flow given a
road length of 15 feet and C = 1.5? (Recall Ca = 1/(1+K)/2)
Chapter 5 Solutions
WATER RESOURCES ENGINEERING
Ch. 5 - Prob. 5.1.1PCh. 5 - Prob. 5.1.2PCh. 5 - Prob. 5.1.3PCh. 5 - Prob. 5.1.4PCh. 5 - Prob. 5.1.5PCh. 5 - Prob. 5.1.6PCh. 5 - Prob. 5.1.7PCh. 5 - Prob. 5.1.8PCh. 5 - Prob. 5.1.9PCh. 5 - Prob. 5.2.1P
Ch. 5 - Prob. 5.2.2PCh. 5 - Prob. 5.3.1PCh. 5 - Prob. 5.3.2PCh. 5 - Prob. 5.3.3PCh. 5 - Prob. 5.3.4PCh. 5 - Prob. 5.3.5PCh. 5 - Prob. 5.3.6PCh. 5 - Prob. 5.4.1PCh. 5 - Prob. 5.4.2PCh. 5 - Prob. 5.5.1PCh. 5 - Prob. 5.5.2PCh. 5 - Prob. 5.5.3PCh. 5 - Prob. 5.5.4PCh. 5 - Prob. 5.5.5PCh. 5 - Prob. 5.5.6P
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- For #5-7, assume there is a creek with a width of 4.6 m, depth of 23 cm, slope of 0.001 m/m, and discharge of 0.13 m³/s. 5. Assuming a rectangular cross section, what is the hydraulic radius of the creek to the nearest cm? 6. What is the average flow velocity to the nearest cm/s? 7. And what is the channel's Manning's roughness coefficient (using SI units) to the nearest hundredth?arrow_forwardA discharge of 1.90 m3/s flows on an open channel with a slope of 0.0062. If the coefficient of roughness is 0.012, compute the depth (in m) of the channel for optimum discharge using: A. semi-circular section Choices: 1.36 0.63 1.63 0.36 B. Rectangular section Choices: 1.58 1.85 0.85 0.58 C. Triangular section Choices: 0.28 0.82 1.28 1.82 Note: please base your answer on the given choices thank you and also this is a complete questions thank youarrow_forwardDetermine the discharge in MLD of a 2800 mm gravity flow concrete aqueduct with a hydraulic gradient of 0.0015. Assume pipe is flowing full with a coefficient of roughness = 0.015. Answer in whole number only.arrow_forward
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