2011-06-17_PERMIT FILE - C1981018A ‎(2)‎

• Permit No: C1981018A
• IBM Index Class Name: Permit File
• Doc Date: 6/17/2011
• Doc Name: B-Seam Dewatering System
• Section_Exhibit Name: Illustration 55
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
r. —.inht 1ooR _9M7 P -1. I Crhmioh
•
•
Elevation
(ft)
Emergency
Spillway (cfs)
Combined
Total
Discharge
(cfs)
3.95
0.000
0.000
4.00
0.000
0.000
4.05
0.282
0.282
4.10
0.563
0.563
4.15
0.845
0.845
4.20
1.127
1.127
4.25
1.408
1.408
4.30
1.690
1.690
4.35
1.972
1.972
4.40
2.254
2.254
4.45
2.535
2.535
4.50
2.817
2.817
Structure #2 (Erodible Channel1
Channel out of Pond #1
Trapezoidal Erodible Channel Inputs:
Material: Alluvial silts noncolloidal
'Left'' Rig ht
Bottom, g
freeboard
Freeboard . Freeboard
Limiting
g
Sideslope . Sideslope Slope ( %) Manning's n
Width (ft)
Mult. x
Depth (ft) % of Depth
Velocity
Ratio Ratio
(VxD)
(fps)
12.00 10.0:1 10.0:1 3.0 0.0200
X- Section Area:
2.0
Erodible Channel Results:
Structure #5 (Pond)
Dewatering Pond #2
Pond Inputs:
•
Initial Pool Elev: 4.00 ft
10
Filename: Dewatering model - 25yr concrete outlet 5- 11.sc4 Printed 05 -19 -2011
w/o Freeboard w/ Freeboard
Design Discharge:
1.21 cfs
Depth:
0.05 ft
Top Width:
13.08 ft
Velocity:
1.79 fps
X- Section Area:
0.68 sq ft
Hydraulic Radius:
0.052 ft
Froude Number:
1.39
Structure #5 (Pond)
Dewatering Pond #2
Pond Inputs:
•
Initial Pool Elev: 4.00 ft
10
Filename: Dewatering model - 25yr concrete outlet 5- 11.sc4 Printed 05 -19 -2011