Inflow Area = 30,707 sf, 39.00% Impervious, Inflow Depth = 1.23" for 2 YR-C event
Inflow = 0.39 cfs @ 12.10 hrs, Volume= 3,138 cf
Outflow = 0.10 cfs @ 13.37 hrs, Volume= 3,130 cf, Atten=73%, Lag=76.4 min
Primary = 0.10 cfs @ 13.37 hrs, Volume= 3,130 cf
Routed to Link 33L : POA 2
Routing by Dyn-Stor-Ind method, Time Span= 0.00-72.00 hrs, dt= 0.01 hrs / 3
Automatic Starting Elev= 93.65' Surf.Area= 1,442 sf Storage= 1,902 cf
Peak Elev= 94.16' @ 13.37 hrs Surf.Area= 1,728 sf Storage= 2,708 cf (806 cf above start)
Plug-Flow detention time= 606.6 min calculated for 1,228 cf (39% of inflow)
Center-of-Mass det. time= 125.9 min (987.0 - 861.2)
| Volume | Invert | Avail.Storage | Storage Description |
|---|
| #1 | 91.65' | 4,378 cf | Custom Stage Data (Prismatic)Listed below (Recalc) |
| Elevation
(feet) | Surf.Area
(sq-ft) | Inc.Store
(cubic-feet) | Cum.Store
(cubic-feet) |
| 91.65 | 520 | 0 | 0 |
| 92.00 | 651 | 205 | 205 |
| 93.00 | 1,094 | 873 | 1,077 |
| 94.00 | 1,629 | 1,362 | 2,439 |
| 95.00 | 2,249 | 1,939 | 4,378 |
Device Routing Invert Outlet Devices
#1 Device 3 93.65' 2.5" Vert. Orifice C= 0.600 Limited to weir flow at low heads
#2 Device 3 94.70' 48.0" x 48.0" Horiz. Grate C= 0.600
#3 Primary 93.65' 12.0" Round Culvert
L= 17.0' RCP, groove end projecting, Ke= 0.200
Inlet / Outlet Invert= 93.65' / 93.50' S= 0.0088'/' Cc= 0.900
n= 0.012 Concrete pipe, finished, Flow Area= 0.79 sf
Primary OutFlow Max=0.10 cfs @ 13.37 hrs HW=94.16' TW=0.00' (Dynamic Tailwater)
3=Culvert (Passes 0.10 cfs of 0.87 cfs potential flow)
1=Orifice (Orifice Controls 0.10 cfs @ 3.07 fps)
2=Grate (Controls 0.00 cfs)
Pond 33P: INFILTRATION BASIN 2