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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.

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.

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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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 24 115 85 28 65 32 45 36 30 40 20 44 10 48 0
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 24 115 85 28 65 32 45 36 30 40 20 44 10 48 0
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