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MSE 24-hr 3 10-Year Rainfall=4.19"Proposed Conditions - Filtration
<br /> Printed 12/27/2019Prepared by Larson Engineering
<br />Page 20HydroCAD® 10.00-21 s/n 01934 © 2018 HydroCAD Software Solutions LLC
<br />Tc Length Slope Velocity Capacity Description
<br />(min) (feet) (ft/ft) (ft/sec) (cfs)
<br />6.8 50 0.0150 0.12 Sheet Flow,
<br />Grass: Short n= 0.150 P2= 2.75"
<br />0.5 64 0.0110 2.13 Shallow Concentrated Flow,
<br />Paved Kv= 20.3 fps
<br />7.3 114 Total
<br />Summary for Reach 4R: Off Site to the East
<br />Inflow Area = 17,601 sf, 40.66% Impervious, Inflow Depth = 2.91" for 10-Year event
<br />Inflow = 2.23 cfs @ 12.11 hrs, Volume= 4,273 cf
<br />Outflow = 2.23 cfs @ 12.11 hrs, Volume= 4,273 cf, Atten= 0%, Lag= 0.0 min
<br />Routing by Dyn-Stor-Ind method, Time Span= 0.00-90.00 hrs, dt= 0.01 hrs
<br />Summary for Reach 5R: Wetland
<br />Inflow Area = 1,078,562 sf, 20.55% Impervious, Inflow Depth = 2.56" for 10-Year event
<br />Inflow = 39.16 cfs @ 12.15 hrs, Volume= 230,121 cf
<br />Outflow = 39.16 cfs @ 12.15 hrs, Volume= 230,121 cf, Atten= 0%, Lag= 0.0 min
<br />Routing by Dyn-Stor-Ind method, Time Span= 0.00-90.00 hrs, dt= 0.01 hrs
<br />Summary for Reach 12R: Total
<br />Inflow Area = 1,096,163 sf, 20.87% Impervious, Inflow Depth = 2.57" for 10-Year event
<br />Inflow = 40.55 cfs @ 12.14 hrs, Volume= 234,394 cf
<br />Outflow = 40.55 cfs @ 12.14 hrs, Volume= 234,394 cf, Atten= 0%, Lag= 0.0 min
<br />Routing by Dyn-Stor-Ind method, Time Span= 0.00-90.00 hrs, dt= 0.01 hrs
<br />Summary for Pond 1P:
<br />Inflow Area = 51,231 sf, 47.72% Impervious, Inflow Depth = 3.04" for 10-Year event
<br />Inflow = 4.30 cfs @ 12.20 hrs, Volume= 12,966 cf
<br />Primary = 4.30 cfs @ 12.20 hrs, Volume= 12,966 cf, Atten= 0%, Lag= 0.0 min
<br />Routing by Dyn-Stor-Ind method, Time Span= 0.00-90.00 hrs, dt= 0.01 hrs
<br />Summary for Pond 3P:
<br />Inflow Area = 249,631 sf, 43.84% Impervious, Inflow Depth = 2.97" for 10-Year event
<br />Inflow = 20.79 cfs @ 12.15 hrs, Volume= 61,763 cf
<br />Primary = 20.79 cfs @ 12.15 hrs, Volume= 61,763 cf, Atten= 0%, Lag= 0.0 min
<br />Routing by Dyn-Stor-Ind method, Time Span= 0.00-90.00 hrs, dt= 0.01 hrs
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