Inflow Area = 22,431 sf, 16.50% Impervious, Inflow Depth = 0.53" for 2 YR-C event
Inflow = 0.30 cfs @ 12.09 hrs, Volume= 991 cf
Outflow = 0.30 cfs @ 12.10 hrs, Volume= 944 cf, Atten= 1%, Lag= 0.5 min
Primary = 0.30 cfs @ 12.10 hrs, Volume= 944 cf
Routed to Pond 33P : INFILTRATION BASIN 2
Routing by Dyn-Stor-Ind method, Time Span= 0.00-72.00 hrs, dt= 0.01 hrs / 3 Peak Elev= 95.52' @ 12.10 hrs Surf.Area= 237 sf Storage= 174 cf
Plug-Flow detention time=68.2 min calculated for 944 cf (95% of inflow) Center-of-Mass det. time=38.9 min (795.6 - 756.7)
| Volume | Invert | Avail.Storage | Storage Description |
|---|
| #1 | 94.30' | 307 cf | Custom Stage Data (Prismatic) | Listed below (Recalc) |
| Elevation
(feet) | Surf.Area
(sq-ft) | Inc.Store
(cubic-feet) | Cum.Store
(cubic-feet) |
| 94.30 | 63 | 0 | 0 |
| 95.00 | 148 | 74 | 74 |
| 96.00 | 319 | 234 | 307 |
| Device | Routing | Invert | Outlet Devices |
| #1 | Device 3 | 94.80' | 2.5" Vert. Orifice C = 0.600 | Limited to weir flow at low heads |
| #2 | Device 3 | 95.50' | 48.0" x 48.0" Horiz. Grate C = 0.600 | |
| #3 | Primary | 91.80' | 12.0" Round Culvert\n L = 30.0' RCP, groove end projecting, Ke = 0.200\nInlet / Outlet Invert= $ 91.80' / 91.65' $ S = 0.0050' /' Cc = 0.900\n n = 0.012 Concrete pipe, finished, Flow Area= $ 0.79 $ sf |
| Primary OutFlow Max=0.29 cfs @ 12.10 hrs HW=95.52' TW=93.94' (Dynamic Tailwater)\n uparrow3=Culvert (Passes 0.29 cfs of 5.61 cfs potential flow)\n uparrow1=Orifice (Orifice Controls 0.13 cfs @ 3.78 fps)\n downarrow2=Grate (Weir Controls 0.16 cfs @ 0.48 fps) |
Culvert