10. Two storms, each of 4-hr duration and having rainfall excess of 3.0 and 2.0 cm, respectively, occur successively. The 2 cm excess rainfall follows the 3 cm rain. The ordinates of the 4- hr unit hydrograph for a catchment are given in the following table, Calculate the resulting Direct Runoff Hydrograph for the first and second period. Time (hr) Unit Hydrograph (m^3/s) 0 0 4 20 8 30 12 55 16 85 20 115 24 85 28 65 32 45 36 30 40 20 44 10 48 0
10. Two storms, each of 4-hr duration and having rainfall excess of 3.0 and 2.0 cm, respectively, occur successively. The 2 cm excess rainfall follows the 3 cm rain. The ordinates of the 4- hr unit hydrograph for a catchment are given in the following table, Calculate the resulting Direct Runoff Hydrograph for the first and second period. Time (hr) Unit Hydrograph (m^3/s) 0 0 4 20 8 30 12 55 16 85 20 115 24 85 28 65 32 45 36 30 40 20 44 10 48 0
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
Two storms, each of 4-hr duration and having rainfall excess of 3.0 and 2.0 cm, respectively,
occur successively. The 2 cm excess rainfall follows the 3 cm rain. The ordinates of the 4-
hr unit hydrograph for a catchment are given in the following table, Calculate the resulting
Direct Runoff Hydrograph for the first and second period.
![10. Two storms, each of 4-hr duration and having rainfall excess of 3.0 and 2.0 cm, respectively,
occur successively. The 2 cm excess rainfall follows the 3 cm rain. The ordinates of the 4-
hr unit hydrograph for a catchment are given in the following table, Calculate the resulting
Direct Runoff Hydrograph for the first and second period.
Time (hr)
Unit Hydrograph
(m^3/s)
0
0
4
20
8
30
12
55
16
85
20
115
24
85
28
65
32
45
36
30
40
20
44
10
48
0](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9dc2f815-b7c0-4a2f-bc8c-d2d2f269c1d4%2F0b291fef-78ee-458f-8fcb-55740aa16a7b%2Fafckzij_processed.png&w=3840&q=75)
Transcribed Image Text:10. Two storms, each of 4-hr duration and having rainfall excess of 3.0 and 2.0 cm, respectively,
occur successively. The 2 cm excess rainfall follows the 3 cm rain. The ordinates of the 4-
hr unit hydrograph for a catchment are given in the following table, Calculate the resulting
Direct Runoff Hydrograph for the first and second period.
Time (hr)
Unit Hydrograph
(m^3/s)
0
0
4
20
8
30
12
55
16
85
20
115
24
85
28
65
32
45
36
30
40
20
44
10
48
0
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