Asked Nov 2, 2019

Water flows uniformly in a trapezoidal channel with a 14-ft-wide bed and 2.2:1 (m = 2.2) side slopes. If the bed slope is 1.1 ft/mile and n = 0.015, find the flow rate when the depth is 9 ft.


Expert Answer

Step 1

Given information:


Image Transcriptionclose

Bottom width of the channel, B =14 ft Side slopes of the channel is 2.2 horizontal to lvertical. Bed slope of the channel is 1.1ft/mile And, manning's coefficientn 0.015

Step 2

To determine:

Step 3


From the given data draw the ch...


Image Transcriptionclose

1 Depth of the channel 9 ft 2.2 2.2 14ft


Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in


Civil Engineering

Fluid Mechanics

Related Civil Engineering Q&A

Find answers to questions asked by student like you
Show more Q&A

Q: Surveying Question: The first line (AB) of a portion of a property boundary (ABCDE) has an azimuth o...

A: Sketch the property boundary using given azimuths.


Q: Environmental Engineering: Cyanide is used in the production of intermediates in the pharmaceutical ...

A: Given:The constant rate (k) at 170ºC is 8 hr-1.Consider the volume of the plug flow reactor is denot...


Q: The results of a refraction survey (Figure 3.45a) at a site given in the following table. Determine ...

A: As the figure is not shown in your question , I am assuming the figure to be as shown below and solv...


Q: On the suction side of a pump, a Bourdon pressure gage reads 40 kPa vacuum ( = - 40 kPa). What is th...

A: The local atmospheric pressure is 100 kPa.The gage pressure is 40 kPa vacuum = - 40 kPa.


Q: 7.82 the coefficient of static friction is 0.5 at all contact surfaces. The uniform cylinder weighs ...

A: Consider point A between contact surface of cylinder (right) and surface, B between contact surface ...


Q: bolteo 2.9) Two structunal members Band C are to bracket A. knowing that both members are ih tension...

A: To determine: The magnitude and direction of the resultant force.Parallelogram lawTriangle rule.


Q: Fluid Mechanics Will water in a parafin wax capillary tube inserted vertically in a reservoir of wat...

A: Capillary Action:The tendency of a fluid to rise or suppress in a narrow tube, or capillary tube, is...


Q: ENVIRONMENTAL ENGINEERING-WATER POLLUTION: The ultimate BOD of a river just below a sewage outfall i...

A: To determine:The critical distance downstream at which DO is a maximum.The minimum DO.If a wastewate...


Q: Fluid Mechanics Last fall, researchers using a manned submarine discovered coral reefs at unpreceden...

A: The general equation for the hydrostatic pressure is given as follows: