SUPPLEMENTAL MATERIALS (8-22-17)

14-020_TentPUD_Completeness_2017-0807_PreDev Type IA 24-hr 10 yr Rainfall=4.46" Prepared by Microsoft Printed 8/11/2017 HydroCADO 10.00-16 s/n 09344 © 2015 HydroCAD Software Solutions LLC Page 2 Summary for Subcatchment E1: Existing SW Basin to East Gutter Runoff = 0.30 cfs @ 8.00 hrs, Volume= 0.109 af, Depth= 2.92" Runoff by SBUH method, Split Pervious/Imperv., Time Span= 0.00-36.00 hrs, dt= 0.01 hrs Type IA 24-hr 10 yr Rainfall=4.46" Area (sf) CN Description 4,629 98 Extg Pavement 1,420 98 Concrete 5,790 79 Woods, Fair, HSG D 3,555 79 Woods, Fair, HSG D 4,165 80 Landscape 19,559 85 Weighted Average 13,510 69.07% Pervious Area 6,049 30.93% Impervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 7.9 150 0.0800 0.32 Sheet Flow, Sheet Flow Grass: Short n=0.150 P2=3.12" 2.4 150 0.0050 1.06 Shallow Concentrated Flow, Grassed Waterwav Kv= 15.0 fos 10.3 300 Total Summary for Subcatchment E2: Existing 38' Section Runoff = 0.16 cfs @ 8.01 hrs, Volume= 0.065 af, Depth= 2.34" Runoff by SBUH method, Split Pervious/Imperv., Time Span= 0.00-36.00 hrs, dt= 0.01 hrs Type IA 24-hr 10 yr Rainfall=4.46" Area (sf) CN Description 14,600 79 Woods, Fair, HSG D 14,600 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 17.7 300 0.3000 0.28 Sheet Flow, Sheet Flow Woods: Light underbrush n= 0.400 P2= 3.12" Summary for Subcatchment E3: Existing Drainage into Ditch Runoff = 0.19 cfs @ 7.99 hrs, Volume= 0.066 af, Depth= 2.72" Runoff by SBUH method, Split Pervious/Imperv., Time Span= 0.00-36.00 hrs, dt= 0.01 hrs Type IA 24-hr 10 yr Rainfall=4.46"