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
Rnroirinh} 10OR -9lNn P-1. I Rrh—h
w/o Freeboard w/ Freeboard
Hydraulic Radius: 0.017 ft
Froude Number: 1.43
Structure #10 (Erodible Channel)
Ditch PM -9
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 1.0 0.0300 0.30 5.0
Erodible Channel Results:
Structure #7 (Null
Ditch PM -20
Structure #5 (Null
Ditch PM -7
Structure #1(Null�
Ditch PM -6a
Structure #3 (Null)
Ditch PM -6 (Upper)
Structure #2 (Null)
Ditch PM -6b
52
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012
w/o Freeboard w/ Freeboard
Design Discharge:
0.85 cfs
Depth:
0.49 ft 0.79 ft
Top Width:
1.95 ft 3.15 ft
Velocity:
1.80 fps
X- Section Area:
0.48 sq ft
Hydraulic Radius:
0.218 ft
Froude Number:
0.64
Structure #7 (Null
Ditch PM -20
Structure #5 (Null
Ditch PM -7
Structure #1(Null�
Ditch PM -6a
Structure #3 (Null)
Ditch PM -6 (Upper)
Structure #2 (Null)
Ditch PM -6b
52
Filename: Lower Sump 1 0yr ver2.sc4 Printed 04 -06 -2012