EBK WATER RESOURCES ENGINEERING
3rd Edition
ISBN: 9781119493167
Author: Mays
Publisher: VST
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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
(1
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
Sol?
Chapter 5 Solutions
EBK 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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Similar questions
- Is the flow subcritical or supercritical in a 5 m wide rectangular channel with a discharge of 10 m³/sec? Take So = 0.005, n= 0.014.arrow_forward-) 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)arrow_forward2. While measuring the discharge in a small stream, it was found that the depth of flow increases at the rate of 0.2 m/h. If the discharge at that section was 50 m⅔ and the surface width of the stream was 10m, estimate the discharge at a 1.5 km section upstream.arrow_forward
- Uniform Flow Rectangular Channel A rectangular channel has a base width of 12 feet, a slope of 0.006 ft/ft, a manning's n of 0.035, the flow rate is 180 cubic feet per second (CFS). Find the flow depth (y) assuming Uniform Flow and Manning's Equationarrow_forwardo T ☺ t X A compound channel is designed with a semi-circular having a radius of 0.5 m and a rectangular channel attached to it. Calculate the depth of flow, Y, through the cross section of a channel shown in Figure 1 where the bed slope, S, is given as 0.005 and having the discharge, Q of 20 m'/s. Take the value of Manning's roughness coefficient as 0.012. 0.5 m 2m Im 2m Figure 1 (Not to scale) مور للأعلى لايتعراض الفلاتر إضافة شرح. . . hayndak <arrow_forwardFor #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_forward
- Determine 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_forwardA diversion gate backs up flow in a 5-ft wide rectangular irrigation channel (S0 = 0.001, n = 0.015). The discharge in the channel is 50 cfs. If the depth of flow at the gate is 3.5 ft, determine the channel and flow classification (e.g., M-2, S-1, etc.) upstream of the gate and explain your supporting logic. Then determine the water surface profile by finding the depth of flow at distances of 100ft, 300ft, and 600ft upstream of the gate. Use a spreadsheet or appropriate computer software to perform the computations.arrow_forwardPlease provide complete solution. 1. Neglecting the losses, find the discharge through the venture meter. a. 0.0314 m^3/s b. 0.0404 m^3/s c. 0.0507 m^3/s d. 0.0870 m^3/s 2. Considering head loss between point 1 and 2 equal to 20% of point 1 velocity head, Calculate the rate of flow. a. 0.0210 m^3/s b. 0.0576 m^3/s c. 0.0401 m^3/s d. 0.0311 m^3/sarrow_forward
- Question 48 A circular pipe has a diameter of 1m, bed slope of 1 in 1000, and Manning's roughness coefficient equal to 0.01. It may be treated as an open channel flow when it is flowing just full, i.e., the water level just touches the crest. The discharge in this condition is denoted by Qfull- Similarly, the discharge when the pipe is flowing half-full i.e., with a flow depth of 0.5m, is denoted by Qhalf. The ratio Qfull/Qhalf İs:arrow_forwardA concrete-lined, rectangular channel has to be constructed to carry a discharge of 500 cfs. Design the channel assuming that the following values are fixed based on the design conditions: a. Bed slope = 0.002 b. n = 0.015 c. b/y ratio = 2.0 (i.e., the width, ?, is equal to 2y)arrow_forward1. A trapezoidal concrete-lined ditch has a bottom width of 3 ft, a depth of 2 ft, and side slopes of 2:1. Estimate the discharge if the channel slope is 1.0. What is the velocity? The Froude number?arrow_forward
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