For a given basin, the following are the infiltration capacity rates at various time intervals after the beginning of the storm. Make a plot of the f-curve and establish an equation of the form developed by Horton. Also, determine the total rain and the excess rain (runoff). Time Precipitation rate Infiltration capacity (cm/hr) (min) (cm/hr) 5.0 5.0 5.0 1 3.9 3.4 3.1 4 5.0 2.7 5.0 7.5 2.5 2.3 8. 7.5 2.0 10 7.5 1.8 12 7.5 1.54 14 7.5 1.43 16 2.5 1.36 2.5 2.5 18 1.31 20 1.28 22 2.5 1.25

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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For a given basin, the following are the infiltration capacity rates at
various time intervals after the beginning of the storm. Make a plot of
the f-curve and establish an equation of the form developed by
Horton. Also, determine the total rain and the excess rain (runoff).
Time Precipitation rate Infiltration capacity
(em/hr)
(min)
(cm/hr)
1
5.0
5.0
3.9
2
3.4
3
5.0
3.1
4
5.0
2.7
5.0
7.5
7.5
2.5
2.3
8
2.0
10
7.5
1.8
7.5
7.5
2.5
2.5
2.5
1.54
1.43
1.36
12
14
16
18
1.31
20
1.28
22
2.5
1.25
Irigation Engineering
Assignment No.(1)
Time Precipitation rate Infiltration capacity
(em/hr)
(min)
(em/hr)
2.5
2.5
2.5
24
1.23
26
1.22
28
1.20
30
2.5
1.20
Note:
Excess rain (runoff) = Total precipitation Infiltration loss.
%3D
Transcribed Image Text:For a given basin, the following are the infiltration capacity rates at various time intervals after the beginning of the storm. Make a plot of the f-curve and establish an equation of the form developed by Horton. Also, determine the total rain and the excess rain (runoff). Time Precipitation rate Infiltration capacity (em/hr) (min) (cm/hr) 1 5.0 5.0 3.9 2 3.4 3 5.0 3.1 4 5.0 2.7 5.0 7.5 7.5 2.5 2.3 8 2.0 10 7.5 1.8 7.5 7.5 2.5 2.5 2.5 1.54 1.43 1.36 12 14 16 18 1.31 20 1.28 22 2.5 1.25 Irigation Engineering Assignment No.(1) Time Precipitation rate Infiltration capacity (em/hr) (min) (em/hr) 2.5 2.5 2.5 24 1.23 26 1.22 28 1.20 30 2.5 1.20 Note: Excess rain (runoff) = Total precipitation Infiltration loss. %3D
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