4. The storm hyetograph below produced 530 acre-ft of runoff over the 725-acre Green River watershed. Plot the storm hyetograph and compute and plot the excess rainfall hyetograph using the op-index method. Time (hours) 0-33-66-99-12 12-15 Rainfall Intensity (in/hr) 0.2 0.8|1.2 1.8 0.9
4. The storm hyetograph below produced 530 acre-ft of runoff over the 725-acre Green River watershed. Plot the storm hyetograph and compute and plot the excess rainfall hyetograph using the op-index method. Time (hours) 0-33-66-99-12 12-15 Rainfall Intensity (in/hr) 0.2 0.8|1.2 1.8 0.9
Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter16: Highway Drainage
Section: Chapter Questions
Problem 4P
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
Transcribed Image Text:4. The storm hyetograph below produced 530 acre-ft of runoff
over the 725-acre Green River watershed. Plot the storm
hyetograph and compute and plot the excess rainfall
hyetograph using the op-index method.
Time (hours)
0-33-66-99-12 12-15
Rainfall Intensity (in/hr) 0.2 0.8|1.2 1.8 0.9
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