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(25 Points) Determine the critical depth in the trapezoidal drainage ditch shown below. The slope of...
Q4. Determine the normal depth (Using the Design Curves and the Trial and Error Methods) and...
Q4. Determine the normal depth (Using the Design Curves and the Trial and Error Methods) and critical depth (Using the Trial and Error Method) in a trapezoidal channel with a bottom width of 40 ft, side slopes of (3H:1V) and a bed slope of 0.002 ft/ft. The Manning's n is 0.025 and the discharge is 3000 cfs. (25 points).
('15 Marks) Question 4 An earth drainage ditch may be approximated a trapezoidal channel has a...
('15 Marks) Question 4 An earth drainage ditch may be approximated a trapezoidal channel has a base width b = 6 m and side slopes 1H:1V. The channel bottom slope is So = 0.0002 and the Manning roughness coefficient is n = 0.014. Compute a) the depth of uniform flow if Q = 6.01 m/s b) the state of flow (25 Marks) Chapter 8 Question 5 brick channel designed to carry 5.5
#4 [5 points] A trapezoidal channel of bottom width 25 ft and side slope 1:2.5 carries...
#4 [5 points] A trapezoidal channel of bottom width 25 ft and side slope 1:2.5 carries a discharge of 450 cfs with a normal depth of 3.5 ft. The elevations at the beginning and end of the channel are 685 and 650 ft., respectively. Determine the length of the channel if n = 0.02. #5 [5 points] Water is flowing at a rate of 4.5 m3/s in a trapezoidal channel whose bottom width is 2.4 m and side slopes are...
4.17. Design a riprap-lined trapezoidal channel that has a capacity of 1000 cfs and a slope of 0....
4.17. Design a riprap-lined trapezoidal channel that has a capacity of 1000 cfs and a slope of 0.0005 ft/ft. Crushed rock is to be used and the channel bottom width is not to exceed 15 f. Determine the riprap size, the side slopes, and the design depth of flow
4.17. Design a riprap-lined trapezoidal channel that has a capacity of 1000 cfs and a slope of 0.0005 ft/ft. Crushed rock is to be used and the channel bottom width is...
Determine the critical depth of a trapezoidal channel with a bottom width of 7 feet and...
Determine the critical depth of a trapezoidal channel with a bottom width of 7 feet and side slopes of 2:1 (H:V). Water flows through the channel at 25 ft/s. Please explain how to do the question.
A trapezoidal channel with a bottom width of 8ft and side slopes of 1V:1H is designed...
A trapezoidal channel with a bottom width of 8ft and side slopes of 1V:1H is designed for a discharge of 160cfs. If the channel has a slope of 0.002, what will be the water depth if the Manning n is 0.017?
A trapezoidal channel has a bottom width 10 ft and side slope of 2H:1V. It carries...
A trapezoidal channel has a bottom width 10 ft and side slope of 2H:1V. It carries a discharge of 250 cfs at a water depth of 4.8ft. The channel is to pass under a highway and a culvert is proposed for a smooth transition from the channel to the culvert. You are asked to design this transition under the following design criteria: First of all, it is important to keep in mind that the culvert shall not act as a...
2. Find the normal depth for the 100-year-flood in the Magpie Creek Diversion Channel, which is...
2. Find the normal depth for the 100-year-flood in the Magpie Creek Diversion Channel, which is shown below. The channel is trapezoidal with a base width of 15 ft, side slopes of 1H:1V (m=1), slope of 0.0028 and Manning's n of 0.015. The 100-year-flood flow has been estimated to be 1020 cfs. Is the normal depth subcritical or supercritical if the critical depth is 6.6 feet?
(c) A trapezoidal channel, as shown below, has a base width b = 6 m and...
(c) A trapezoidal channel, as shown below, has a base width b = 6 m and side slopes 1H:1V. The channel bottom slope is S=0.0002 and the Manning roughness coefficient is n=0.014. Compute: a) the depth of uniform flow if Q = 12.1 m3/s b) the state of the flow. Y Y. b = 6 m Fig. Q2c
The sub division indicated in figure is comprised of five drainage areas that drain to two...
The sub division indicated in figure is comprised of
five drainage areas that drain to two ditches. the runoff from each
drainage area is is in the figure. Ditch #1 conveys the runoff from
Area 1 and 2, and Ditch 2 conveys the runoff from Area 1 to 5.
Ditch 1 ( from points A to B) will have a triangular cross section
with 2:1 side slopes, a length of 500m, a longitudinal slope of
0.5% and will be covered...
Q4. Determine the normal depth (Using the Design Curves and the Trial and Error Methods) and critical depth (Using the Trial and Error Method) in a trapezoidal channel with a bottom width of 40 ft, side slopes of (3H:1V) and a bed slope of 0.002 ft/ft. The Manning's n is 0.025 and the discharge is 3000 cfs. (25 points).
('15 Marks) Question 4 An earth drainage ditch may be approximated a trapezoidal channel has a base width b = 6 m and side slopes 1H:1V. The channel bottom slope is So = 0.0002 and the Manning roughness coefficient is n = 0.014. Compute a) the depth of uniform flow if Q = 6.01 m/s b) the state of flow (25 Marks) Chapter 8 Question 5 brick channel designed to carry 5.5
#4 [5 points] A trapezoidal channel of bottom width 25 ft and side slope 1:2.5 carries a discharge of 450 cfs with a normal depth of 3.5 ft. The elevations at the beginning and end of the channel are 685 and 650 ft., respectively. Determine the length of the channel if n = 0.02. #5 [5 points] Water is flowing at a rate of 4.5 m3/s in a trapezoidal channel whose bottom width is 2.4 m and side slopes are...
4.17. Design a riprap-lined trapezoidal channel that has a capacity of 1000 cfs and a slope of 0.0005 ft/ft. Crushed rock is to be used and the channel bottom width is not to exceed 15 f. Determine the riprap size, the side slopes, and the design depth of flow
4.17. Design a riprap-lined trapezoidal channel that has a capacity of 1000 cfs and a slope of 0.0005 ft/ft. Crushed rock is to be used and the channel bottom width is...
A trapezoidal channel has a bottom width 10 ft and side slope of 2H:1V. It carries a discharge of 250 cfs at a water depth of 4.8ft. The channel is to pass under a highway and a culvert is proposed for a smooth transition from the channel to the culvert. You are asked to design this transition under the following design criteria: First of all, it is important to keep in mind that the culvert shall not act as a...
2. Find the normal depth for the 100-year-flood in the Magpie Creek Diversion Channel, which is shown below. The channel is trapezoidal with a base width of 15 ft, side slopes of 1H:1V (m=1), slope of 0.0028 and Manning's n of 0.015. The 100-year-flood flow has been estimated to be 1020 cfs. Is the normal depth subcritical or supercritical if the critical depth is 6.6 feet?
(c) A trapezoidal channel, as shown below, has a base width b = 6 m and side slopes 1H:1V. The channel bottom slope is S=0.0002 and the Manning roughness coefficient is n=0.014. Compute: a) the depth of uniform flow if Q = 12.1 m3/s b) the state of the flow. Y Y. b = 6 m Fig. Q2c
The sub division indicated in figure is comprised of
five drainage areas that drain to two ditches. the runoff from each
drainage area is is in the figure. Ditch #1 conveys the runoff from
Area 1 and 2, and Ditch 2 conveys the runoff from Area 1 to 5.
Ditch 1 ( from points A to B) will have a triangular cross section
with 2:1 side slopes, a length of 500m, a longitudinal slope of
0.5% and will be covered...
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