Question

A flow of 28 m3/sec occurs in an earth-lined trapezoidal channel having base width 3.0m, side...

A flow of 28 m3/sec occurs in an earth-lined trapezoidal channel having base width 3.0m, side slopes 1V:2H and n= 0.022. Calculate the critical depth.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A discharge of 4.25 m3 /s occurs within a trapezoidal channel with a base width of...
A discharge of 4.25 m3 /s occurs within a trapezoidal channel with a base width of 3m, 3:1 side slopes (i.e. Z = 3), a longitudinal bed slope of 0.0009 m/m with a Manning’s roughness coefficient of 0.025 (i.e. sand). State the normal flow depth (yn) critical flow depth (yc) and the Froude Number of the flowing water.
3. A trapezoidal channel has a base width b = 8 ft and side slopes 6H:1V....
3. A trapezoidal channel has a base width b = 8 ft and side slopes 6H:1V. The frictional slope is Sf = 0.035 and the Manning roughness coefficient is n = 0.014. Design a channel if channel discharge is = 15.45 m3 /s using Mannings equation. The farmer land is 3.482 acre with a length of 951.43 ft. what is the best length for the grass waterway? Depth of channel, d=? (5).   Top width of the channel=? (3) Freeboard of...
A trapezoidal concrete channel (n = 0.015) has side slopes of 2H:1V, a bottom width of...
A trapezoidal concrete channel (n = 0.015) has side slopes of 2H:1V, a bottom width of 10.0 ft, and a longitudinal slope of 0.005. (a) Compute the discharge rate (in cfs) and velocity (ft/s) when the water depth is 3.0 ft. (b) Compute normal depth and critical depth (in feet) for a discharge rate of 300 cfs.
A trapezoidal channel has a bottom width of 5 m and side slopes m = 2....
A trapezoidal channel has a bottom width of 5 m and side slopes m = 2. If the flow rate is 20 m3/s, what is critical depth?
The discharge in a channel with bottom width 3 m is 12 m3 s–1. If Manning’s...
The discharge in a channel with bottom width 3 m is 12 m3 s–1. If Manning’s n is 0.013 m-1/3 s and the streamwise slope is 1 in 200, find the normal depth if: (a) the channel has vertical sides (i.e. rectangular channel); (b) the channel is trapezoidal with side slopes 2H:1V. (Answer with steps plz)
In a trapezoidal channel with a constant width of b=3 m. and side slopes of 1:3...
In a trapezoidal channel with a constant width of b=3 m. and side slopes of 1:3 (1 vertical, 3 horizontal) and discharge rate of 6 m3 /sec, if the maximum step upward height is z=0.5 m. not to cause any choking, what is the water depth before and after this maximum step upward. Draw the water surface profile and specific energy curve (E vs y) for this flow.
3. a) A trapezoidal open channel is being designed to convey a discharge of 11.0 m3...
3. a) A trapezoidal open channel is being designed to convey a discharge of 11.0 m3 /sec. The channel will be excavated into clay and will have the following properties: side slope with m = 1.5, bottom slope of So = 0.001, Manning’s n = 0.022, and bottom width b = 1.0 m. For these conditions is there a risk of channel erosion? b) The earth-works contractor that will carry out the excavation suggests that the side slope angle can...
A concrete, trapezoidal channel with a 5-m bottom width and side slopes of 1:1 (H:V) discharges...
A concrete, trapezoidal channel with a 5-m bottom width and side slopes of 1:1 (H:V) discharges 35 m3/sec. The bottom slope of the channel is 0.004. A dam is placed across the channel and raises the water level to a depth of 3.4 m. determine the channel and flow classification (e.g., M-2, S-1) upstream of the dam and explain your supporting logic. then compute the water surface profile at 50-m intervals until you reach the hydraulic jump. Use a spreadsheet...
Determine the normal depth, critical depth, and channel type (mild, steep, etc.) for a trapezoidal channel...
Determine the normal depth, critical depth, and channel type (mild, steep, etc.) for a trapezoidal channel with a base width of 22 and side slope 4 to 1. There is a flow rate of 1500 cfs flowing through the channel. The overall longitudinal slope is 2% and the channel is composed of soil (n=0.03).  
7. A) Find the depth of water flowing through a triangular channel having a bed slope...
7. A) Find the depth of water flowing through a triangular channel having a bed slope of 1 in 3500 and side slope of 1:1, when it carries 1.2 m3/s. Take Manning’s Coefficient N = 0.014 B) For a most economical trapezoidal section of side slope 2h: 5V, bed slope of 1 in 2000 and C = 50. Find the rate of flow if the bottom width of the channel is 5 m.