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Benedicting Innsbruck Hydro MN-New Brighton 24-hr S1 10-yr Rainfall=4.24" Prepared by Sunde Engineering Printed 2/13/2020 HydroCAD® 10.00-20 s/n 02350 ©2017 HydroCAD Software Solutions LLC Page 40 Summary for Subcatchment 17S: Runoff = 0.18 cfs @ 12.05 hrs, Volume= 432 cf, Depth= 1.77" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-48.00 hrs, dt= 0.05 hrs MN-New Brighton 24-hr S1 10-yr Rainfall=4.24" Area (sf) CN Description 45 98 Paved parking, HSG C 2,876 74 >75% Grass cover, Good, HSG C 2,921 74 Weighted Average 2,876 98.46% Pervious Area 45 1.54% Impervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 6.0 Direct Entry, Assumed Summary for Subcatchment 18S: Runoff = 0.29 cfs @ 12.04 hrs, Volume= 734 cf, Depth= 4.00" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-48.00 hrs, dt= 0.05 hrs MN-New Brighton 24-hr S1 10-yr Rainfall=4.24" Area (sf) CN Description 2,198 98 Paved parking, HSG C 0 74 >75% Grass cover, Good, HSG C 2,198 98 Weighted Average 2,198 100.00% Impervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 6.0 Direct Entry, Assumed Summary for Subcatchment 19S: Runoff = 0.28 cfs @ 12.05 hrs, Volume= 651 cf, Depth= 1.77" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-48.00 hrs, dt= 0.05 hrs MN-New Brighton 24-hr S1 10-yr Rainfall=4.24" Area (sf) CN Description 0 98 Paved parking, HSG C 4,403 74 >75% Grass cover, Good, HSG C 4,403 74 Weighted Average 4,403 100.00% Pervious Area