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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Structure Detail;
Structure #34 (Erodible Chann %�
Ditch CH -1
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 i Depth (ft) % of Depth (VxD)
(fps)
3.0:1 3.0:1 1.0 0.03001 0.30
5.0
Erodible Channel Results:
Structure #35 (Culvert
Culvert SC -11
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
100.00 1.00 0.0150 1.00 0.00 0.90
Culvert Results:
Design Discharge = 2.81 cfs
Minimum pipe diameter: 1 - 18 inch pipe(s) required
Structure #36 (Erodible Channel
Ditch CH -2
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Filename: Upper Sump 10yr.sc4
25
Printed 03 -05 -2012
w/o Freeboard w/ Freeboard
Design Discharge:
2.81 cfs
Depth:
0.64 ft 0.94 ft
Top Width:
3.87 ft 5.67 ft
Velocity:
2.25 fps
X- Section Area:
1.25 sq ft
Hydraulic Radius:
0.306 ft
Froude Number:
0.70
Structure #35 (Culvert
Culvert SC -11
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
100.00 1.00 0.0150 1.00 0.00 0.90
Culvert Results:
Design Discharge = 2.81 cfs
Minimum pipe diameter: 1 - 18 inch pipe(s) required
Structure #36 (Erodible Channel
Ditch CH -2
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Filename: Upper Sump 10yr.sc4
25
Printed 03 -05 -2012