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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43
w/o Freeboard w/ Freeboard
X- Section Area: 0.61 sq ft
Hydraulic Radius: 0.254 ft
Froude Number: 2.34
Structure #63 (Erodible Chann %�
Ditch FA -D8
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Bottom Left Right
Freeboard
, Freeboard Freeboard
Limiting
Width (ft) Sideslope Sideslope Slope ( %) Manning's n
Mult. x
i Velocity
Ratio Ratio
Depth (ft) % of Depth (VxD)
(fps)
1.00 3.0:1 3.0:1 2.0 0.0300 0.30
5.0
Erodible Channel Results:
Structure #43 (Erodible Chann %�
Ditch RC -D3
Triangular Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Left Right Freeboard Freeboard Freeboard I Limiting
Sideslope Sideslope Slope ( %) Manning's n 1 Mult. x Velocity
Ratio Ratio Depth (ft) % of Depth (VxD) (fps)
3.0:1 3.0:1 1.0 0.0300 0.30 5.(
Erodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 1.75 cfs
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012
w/o Freeboard w/ Freeboard
Design Discharge:
5.24 cfs
Depth:
0.57 ft 0.87 ft
Top Width:
4.42 ft 6.22 ft
Velocity:
3.39 fps
X-Section Area:
1.55 sq ft
Hydraulic Radius:
0.336 ft
Froude Number:
1.01
Structure #43 (Erodible Chann %�
Ditch RC -D3
Triangular Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Left Right Freeboard Freeboard Freeboard I Limiting
Sideslope Sideslope Slope ( %) Manning's n 1 Mult. x Velocity
Ratio Ratio Depth (ft) % of Depth (VxD) (fps)
3.0:1 3.0:1 1.0 0.0300 0.30 5.(
Erodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 1.75 cfs
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012