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Benedicting Innsbruck Hydro MN-New Brighton 24-hr S1 2-yr Rainfall=2.84" Prepared by Sunde Engineering Printed 2/13/2020 HydroCAD® 10.00-20 s/n 02350 ©2017 HydroCAD Software Solutions LLC Page 11 Area (sf) CN Description 0 98 Paved parking, HSG C 23,245 74 >75% Grass cover, Good, HSG C 23,245 74 Weighted Average 23,245 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 6.0 Direct Entry, Assumed Summary for Subcatchment 15S: Runoff = 1.41 cfs @ 12.04 hrs, Volume= 3,248 cf, Depth= 2.01" 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 2-yr Rainfall=2.84" Area (sf) CN Description 14,284 98 Paved parking, HSG C 5,101 74 >75% Grass cover, Good, HSG C 19,385 92 Weighted Average 5,101 26.31% Pervious Area 14,284 73.69% Impervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 6.0 Direct Entry, Assumed Summary for Subcatchment 16S: Runoff = 0.58 cfs @ 12.05 hrs, Volume= 1,385 cf, Depth= 1.02" 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 2-yr Rainfall=2.84" Area (sf) CN Description 2,830 98 Paved parking, HSG C 13,527 74 >75% Grass cover, Good, HSG C 16,357 78 Weighted Average 13,527 82.70% Pervious Area 2,830 17.30% Impervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 6.0 Direct Entry, Assumed