Time 1 123 4 5 6 7 8 9 10 11 12 Runoff (cfs) 130 170 300 600 696 727 602 512 315 210 90 60 Base flow (cfs) 130 130 130 130 130 130 130 130 130 110 90 60
Time 1 123 4 5 6 7 8 9 10 11 12 Runoff (cfs) 130 170 300 600 696 727 602 512 315 210 90 60 Base flow (cfs) 130 130 130 130 130 130 130 130 130 110 90 60
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
Using the total direct runoff hydrograph given, derive a 2 hour unit hydrograph for the 2,850 acre drainage area. The rainfall duration was 2 hours and the total precipitation was 6 inches.

Transcribed Image Text:Time
1
234
5
6
7
8
9
10
11
12
Runoff (cfs)
130
170
300
600
696
727
602
512
315
210
90
60
Base flow (cfs)
130
130
130
130
130
130
130
130
130
110
90
60
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