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
Cnnvrinhf 1008 _9Ml1 Pamaln I Ghe,�h
w/o Freeboard w/ Freeboard
Hydraulic Radius: 0.114 ft
Froude Number: 1.34
Structure #25 (Culver
Culvert SC -15
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater () ft Loss Coef.
(ft) (Ke)
100.00 1.00 0.0150 0.60 0.00 0.90
Culvert Results:
Design Discharge = 0.63 cfs
Minimum pipe diameter: I - 8 inch pipe(s) required
Structure #26 (Erodible Channel)
Ditch 5CM -1A
Triangular Erodible Channel Inputs:
Material: Graded loam to cobbles when noncolloidal
Left Right Freeboard Freeboard Freeboard Limiting
Sideslope Sideslope Slope ( %) Manning's n o Mult. x Velocity
Ratio Ratio ! Depth (ft) /o of Depth (VxD) (fps)
3.0:1 3.0:1 11.0 0.0300 0.30 5.0
Erodible Channel Results:
Structure #30 (Riprap Channel
Ditch 5CM -1
50
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012
w/o Freeboard w/ Freeboard
Design Discharge:
0.63 cfs
Depth:
0.24 ft 0.54 ft
Top Width:
1.41 ft 3.21 ft
Velocity:
3.82 fps
X- Section Area:
0.17 sq ft
Hydraulic Radius:
0.112 ft
Froude Number:
1.96
Structure #30 (Riprap Channel
Ditch 5CM -1
50
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012