2018-07-24_PERMIT FILE - C2010089 ‎(6)‎

• Permit No: C2010089
• IBM Index Class Name: Permit File
• Doc Date: 7/24/2018
• Doc Name: Pond NHN-001 East Ditch Extension Design
• Section_Exhibit Name: Appendix 2.05.3‎(4)‎-11
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
7
Structure #3 (Erodible Channel
East Ditch Segment 3
Trapezoidal Erodible Channel Inputs:
Material: Alluvial silts colloidal
Bottom Left Right
Freeboard Freeboard Freeboard
Limiting
Width (ft) Sideslope Sideslope Slope (%) Manning's n
Depth:
Velocity (fps)
Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
Velocity:
6.00 3.0:1 2.0:1 2.2 0.0250
1.00
3.8
Erodible Channel Results:
Filename: Appendix 2.05.3(4)-11 Pond NHN-001 East Ditch Extension.sc4 Printed 05-18-2018
Appendix 2.05.3(4)-]] Page 10 June 2018 JR -17)
w/o Freeboard w/ Freeboard
Design Discharge:
4.91 cfs
Depth:
0.24 ft 1.24 ft
Top Width:
7.18 ft 12.18 ft
Velocity:
3.16 fps
X -Section Area:
1.56 sq ft
Hydraulic Radius:
0.214 ft
Froude Number:
1.20
Filename: Appendix 2.05.3(4)-11 Pond NHN-001 East Ditch Extension.sc4 Printed 05-18-2018
Appendix 2.05.3(4)-]] Page 10 June 2018 JR -17)