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
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Structure #49 (Erodible Channel
Ditch FA -DIA
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)
2.0:1 2.0:1 4.0 0.0300 0.30 5.0
Erodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge:
2.67 cfs
Depth:
0.47 ft 0.77 it
Top Width:
2.80 ft 4.60 ft
Velocity:
4.07 fps
X- Section Area:
0.66 sq ft
Hydraulic Radius:
0.222 ft
Froude Number:
1.48
Structure #49 (Erodible Channel
Ditch FA -DIA
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)
2.0:1 2.0:1 4.0 0.0300 0.30 5.0
Erodible Channel Results:
Structure #45 (Erodible Channel
Ditch RD -DI
Triangular Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Filename: Lower Sump 10yr ver2.sc4
M
Printed 04 -06 -2012
w/o Freeboard w/ Freeboard
Design Discharge:
Depth:
—
5.31 cfs
0.75 ft 1.05 ft
Top Width:
— - - - 2.98 ft - - - 4.18 ft
Velocity:
4.78 fps
X- Section Area:
1.11 sq ft
Hydraulic Radius:
0.334 ft
Froude Number:
1.38
Structure #45 (Erodible Channel
Ditch RD -DI
Triangular Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Filename: Lower Sump 10yr ver2.sc4
M
Printed 04 -06 -2012