2012-06-08_PERMIT FILE - C2009087 ‎(12)‎

• Permit No: C2009087
• IBM Index Class Name: Permit File
• Doc Date: 6/8/2012
• Doc Name: Lower Sump Design 10yr/24hr Storm Event
• Section_Exhibit Name: Exhibit 2.05.3-E2 Appendix 2.05.3-E2.E Addendument 2.05.3-E2.E-1
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
r - ,.inter 1aoa -9n1n a „„ai= i Ch-.h
63
Elevation
(ft)
Drop Inlet
(cfs)
Emergency
Spillway (cfs)
Combined
Total
Discharge
(cfs)
6,770.77
6,771.00
6,771.27
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
6,771.77
0.000
0.000
0.000
6,772.00
0.000
0.000
0.000
6,772.27
0.000
0.000
0.000
6,772.50
0.000
0.000
0.000
6,772.77
2.733
0.000
2.733
6,773.00
6.886
0.000
6.886
6,773.27
13.161
0.000
13.161
6,773.50
15.127
0.000
15.127
6,773.77
17.047
0.348
17.395
6,774.00
18.526
0.644
19.170
6,774.27
20.125
12.609
32.734
6,774.77
6,775.00
22.791
23.917
36.669
56.923
59.460
80.841
Structure #42 (Erodible Channel
Ditch SCM -3
Triangular Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Left Right Freeboard Freeboard Freeboard Limiting
Sideslope Sideslope Slope ( %) Manning's n Mult. x Velocity
Ratio Ratio Depth (ft) % of Depth (VxD) (fps)
3.0:1 3.0:1 1.0 0.0300 0.30 1 5.1
Erodible Channel Results:
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012
w/o Freeboard w/ Freeboard
Design Discharge:
3.02 cfs
Depth:
0.66 ft 0.96 ft
Top Width:
3.98 ft 5.78 ft
Velocity:
2.30 fps
X- Section Area:
1.32 sq ft
Hydraulic Radius:
0.314 ft
Froude Number:
0.70
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012