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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74
Left Right
Bottom
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Width (ft)
14.71 cfs
Ratio Ratio
Depth (ft) % of Depth (VxD)
2.00 3.0:1 3.0:1 5.01
0.30
Riprap Channel Results:
PADER Method - Steep Slope Design
Structure #57 jCulvert�
Culvert SC -17
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
100.00 1.00 0.0150 2.50 0.00 0.9(
Culvert Results:
Design Discharge = 14.71 cfs
Minimum pipe diameter: 1 - 24 inch pipe(s) required
Structure #59 (Erodible Channel
Ditch FA -D9
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012
w/o Freeboard w/ Freeboard
Design Discharge:
14.71 cfs
Depth:
0.72 ft 1.02 ft
Top Width:
6.31 ft 8.11 ft
Velocity:
4.93 fps
X- Section Area:
2.98 sq ft
Hydraulic Radius:
0.456 ft
Froude Number:
1.26
Manning's n:
0.0400
Dmin:
2.00 in
D50:
3.00 in
Dmax:
4.50 in
Structure #57 jCulvert�
Culvert SC -17
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
100.00 1.00 0.0150 2.50 0.00 0.9(
Culvert Results:
Design Discharge = 14.71 cfs
Minimum pipe diameter: 1 - 24 inch pipe(s) required
Structure #59 (Erodible Channel
Ditch FA -D9
Trapezoidal Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012