Question: Problem 4 - 2 0 pts A 2 0 - acre parking lot for which the runoff coefficient may be taken as 0 . 9

Problem 4-20 pts A 20-acre parking lot for which the runoff coefficient may be taken as
0.9 is located near Columbus, Ohio. Determine the 5-year flood discharge using the rational
formula with a time of concentration of 15min. (use Figure 1 for rainfall intensity).
Problem 4 - 2 0 pts A 2 0 - acre parking lot for

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