4. Calculate the weighted curve numbers for a given watershed, comprising 30% agricultural land of fair woods (with soil group B), 25% residential area (1/2 acre) (with soil group A), 20% fully developed urban area, good condition (with 75% imperviousness and soil group D), and 25% industrial (with soil group C). 5. The watershed in problem 4 experienced rainfall of 5 in. What is the runoff volume?

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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4. Calculate the weighted curve numbers for a given watershed, comprising 30% agricultural
land of fair woods (with soil group B), 25% residential area (1/2 acre) (with soil group A),
20% fully developed urban area, good condition (with 75% imperviousness and soil group
D), and 25% industrial (with soil group C).
5. The watershed in problem 4 experienced rainfall of 5 in. What is the runoff volume?
Transcribed Image Text:4. Calculate the weighted curve numbers for a given watershed, comprising 30% agricultural land of fair woods (with soil group B), 25% residential area (1/2 acre) (with soil group A), 20% fully developed urban area, good condition (with 75% imperviousness and soil group D), and 25% industrial (with soil group C). 5. The watershed in problem 4 experienced rainfall of 5 in. What is the runoff volume?
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