2012-06-08_PERMIT FILE - C2009087 ‎(11)‎

• Permit No: C2009087
• IBM Index Class Name: Permit File
• Doc Date: 6/8/2012
• Doc Name: Upper 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
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41
Structure #33 (Erodible Chann
Ditch SCM -2
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Bottom Left Right Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n j Mult. x
Width (ft)
Combined
Elevation
Emergency
Drop Inlet
Total
(ft)
Spillway (cfs)
(cfs)
Discharge
Hydraulic Radius:
0.195 ft
Froude Number:
(cfs)
6,779.70
237.840
31.001
268.841
6,780.00
287.608
32.089
319.697
Structure #33 (Erodible Chann
Ditch SCM -2
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Bottom Left Right Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n j Mult. x
Width (ft)
Velocity
Ratio Ratio Depth (ft) % of Depth (VxD)
(fps)
2.00 3.0:1 3.0:1 6.0 0.0300 0.30
5.0
Erodible Channel Results:
Structure #37 (Pond
upper Sump
Pond Inputs:
Initial Pool Elev:
w/o Freeboard w/ Freeboard
Design Discharge:
2.89 cfs
Depth:
0.26 ft 0.56 ft
Top Width:
3.53 ft 5.33 ft
Velocity:
4.09 fps
X- Section Area:
0.71 sq ft
Hydraulic Radius:
0.195 ft
Froude Number:
1.61
Initial Pool Elev:
6,772.50 ft
Initial Pool:
4.08 ac -ft
*Sediment Storage:
0.00 ac -ft
Dead Space:
0.00%
*No sediment capacity defined
Drop Inlet
Filename: Upper Sump 10yr.sc4 Printed 03 -05 -2012