1. Tables below show data of stream flow and rainfall observed for a particular watershed with an area of approximately 9552676.06 ft*. Assume a baseflow of 75 cfs. 2. With this data, generate a unit hydrograph that can be used to estimate the stream flow for all rainfall amount. Gross Precipitation in/h Time Time Observed Hydrograph Hr Hr 0-1 cfs 1.00 75 1-2 1.80 1 75 2-3 3.00 2 110 3-4 0.75 3 205 4 305 5 280 6 205 7 8 130 75 3. Determine the following: Е Ф-index g. Duration of effective rainfall (duration of the unit hydrograph) a. Direct runoff hydrograph b. Volume of direct runoff c. Effective rainfall d. Unit hydrograph e. Volume losses
1. Tables below show data of stream flow and rainfall observed for a particular watershed with an area of approximately 9552676.06 ft*. Assume a baseflow of 75 cfs. 2. With this data, generate a unit hydrograph that can be used to estimate the stream flow for all rainfall amount. Gross Precipitation in/h Time Time Observed Hydrograph Hr Hr 0-1 cfs 1.00 75 1-2 1.80 1 75 2-3 3.00 2 110 3-4 0.75 3 205 4 305 5 280 6 205 7 8 130 75 3. Determine the following: Е Ф-index g. Duration of effective rainfall (duration of the unit hydrograph) a. Direct runoff hydrograph b. Volume of direct runoff c. Effective rainfall d. Unit hydrograph e. Volume losses
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Transcribed Image Text:1. Tables below show data of stream flow and rainfall observed for a particular watershed
with an area of approximately 9552676.06 ft. Assume a baseflow of 75 cfs.
2. With this data, generate a unit hydrograph that can be used to estimate the stream flow
for all rainfall amount.
Gross Precipitation
Observed Hydrograph
cfs
Time
Hr
Time
in/h
Hr
0-1
1.00
75
1-2
1.80
1
75
2-3
3.00
2
110
3-4
0.75
3
205
4
305
280
6
205
7
130
8
75
3. Determine the following:
a. Direct runoff hydrograph
b. Volume of direct runoff
c. Effective rainfall
d. Unit hydrograph
e. Volume losses
f. Ф- index
g. Duration of effective
rainfall (duration of the
unit hydrograph)

Transcribed Image Text:E Q&A Library
1. Tables below show data of stream flow and r...
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Given data,
Area = 9552676.06 ft^2
Base flow = 75 cfs
Step 2
ECivil Engineering homework question answer, step 2, image 1
Step 3
Civil Engineering homework question answer, step 3, image 1
Step 4
civil Engineering homework question answer, step 4, image 1
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