2022 08 Drainage Report

2022-07-28 Proposed Hydrology NOAA 24-hr D 2-Year Rainfall=3.44" 2022-07-28 Proposed Hydrology NOAA 24-hr D 2-Year Rainfall=3.44" Prepared by Dynamic Engineering Printed 8/5/2022 Prepared by Dynamic Engineering Printed 8/5/2022 HydroCAD® 10.20-2d s/n 08640 © 2021 HydroCAD Software Solutions LLC Page 55 HydroCAD® 10.20-2d s/n 08640 © 2021 HydroCAD Software Solutions LLC Page 56 Summary for Link 3L: Mt. Pleasant Ave - Undetained Hydrograph for Link 3L: Mt. Pleasant Ave - Undetained Inflow Area = 0.965 ac, 4.06% Impervious, Inflow Depth = 1.28" for 2-Year event Inflow Elevation — Primary Time Inflow Elevation Primary Inflow = = 1.17 cfs @ 12.18 hrs, Volum 0.103 af Lets) eet. {cis} (nurs) _{cfs)_ffoct)_(cfs) {cs} feet) {cis} Prit = AAT ek 18 hrs, = .103 af, Atten=0%, Lag= 0.0 mi r r x . . neat ee ees. Volume 0.103 af, Atten= 0%, Lag= 0.0 min oo on 0.09 || 200 og on Be . 7 0.00 0.00 0.00 54.00 0.00 0.00 0.00 Primary outflow = Inflow, Time Spans 0,00-72.00 hrs, dt= 0.06 hrs nce aiop one tl Seen fee aaa Het . 0.00 0.00 0.00 57.00 0.00 0.00 0,00 Link 3L: Mt. Pleasant Ave - Undetained 0.00 0.00 0.00 | 58.00 0.00 0.00 0.00 0.00 0.00 0.00 59.00 0.00 0.00 0.00 Hydrograph O00 0.00 0.00 | 60.00 0.00 © 0.00 0.00 0.00 0.00 0.00 61.00 0.00 0.00 0.00 0.01 0.00 0.01 62,00 0.00 0.00 0.00 0.03 0,00 0.03 63.00 0,00 0.00 0.00 Inflow Area=0.965 ac 044 0.00 044 | 64.00 0.00 0.00 0.00 0.20 0.00 0.20 65.00 0.00 0.00 0,00 0.10 0.00 0.10 66.00 0.00 0.00 0.00 0.07 0.00 0.07 67.00 0.00 0.00 0.00 0,06 0.00 0.06 68,00 0.00 0.00 0.00 0,05 0.00 0.05 69,00 0.00 0.00 0.00 = 0.04 0.00 0.04 70.00 0,00 0.00 0.00 & 0.04 0.00 0.04 71,00 0,00 0.00 0.00 3 0.04 0.00 0.04 72.00 0.00 0.00 0.00 @ 0.03 0.00 0.03, 003 0.00 0.03 0.03 0.00 0.03 0,03 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0,00 0.00 0.00 0.00 0.00 0.00 0.00 2 4 6 B 10 12 14 16 18 20 22 24 26 28 30 32: 36 38 40 42 44 46 48 50 52 54 56 58 60 62 Gt 66 08 70 72 0,00 0.00 0.00 ‘Time {hours) 0,00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0,00 0.00 0.00 0,00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0,00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0,00 0,00 0.00 0.00 0.00 0,00 0.00 0.00 0.00 0.00 0.00 0.00 0,00 0.00 0,00 0.00 0.00 0.00