The following land and the land use of the area with the corresponding runoff coefficients are given in the figure. Find the equivalent runoff coefficient, time of concentration, rainfall intensity for 5 years, and the discharge, before and after converting the parks to malls and shopping centers with an equivalent runoff coefficient of 0.85. The channel speed is 1 min/m. 1000 R0.989 2 years 100m 150m S years R0.9972 R0.9976 A 20 ye ars 3 min 7 min Residential area, C=0.85 75 R=0.9984 100 Parking, C=0.85 R0.9993 8 min 4 min 75 10 Playground, C=0.5 Parks, C=0.3 150m 100m Rainfall Intensiry (mm/hr)
The following land and the land use of the area with the corresponding runoff coefficients are given in the figure. Find the equivalent runoff coefficient, time of concentration, rainfall intensity for 5 years, and the discharge, before and after converting the parks to malls and shopping centers with an equivalent runoff coefficient of 0.85. The channel speed is 1 min/m. 1000 R0.989 2 years 100m 150m S years R0.9972 R0.9976 A 20 ye ars 3 min 7 min Residential area, C=0.85 75 R=0.9984 100 Parking, C=0.85 R0.9993 8 min 4 min 75 10 Playground, C=0.5 Parks, C=0.3 150m 100m Rainfall Intensiry (mm/hr)
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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