In a 350-ha watershed, the CN value was assessed as 70 for AMC-III. a) Estimate the value of direct runoff volume for the following 4 days of rainfall. The AMC on July 1st was category III. Use standard SCS-CN equations. Date Jul-02 Jul-03 Jul-01 50 Rainfall (mm) 20 30 b) What would be the runoff volume if the CN III value were 80? Jul-04 18
In a 350-ha watershed, the CN value was assessed as 70 for AMC-III. a) Estimate the value of direct runoff volume for the following 4 days of rainfall. The AMC on July 1st was category III. Use standard SCS-CN equations. Date Jul-02 Jul-03 Jul-01 50 Rainfall (mm) 20 30 b) What would be the runoff volume if the CN III value were 80? Jul-04 18
Chapter2: Loads On Structures
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Transcribed Image Text:8. In a 350-ha watershed, the CN value was assessed as 70 for AMC-III. a) Estimate the value
of direct runoff volume for the following 4 days of rainfall. The AMC on July 1st was
category III. Use standard SCS-CN equations.
Jul-03
30
Date
Jul-01 Jul-02
Rainfall (mm)
50
20
b) What would be the runoff volume if the CN III value were 80?
Jul-04
18
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