2017-05-12_PERMIT FILE - C2010089 ‎(20)‎

• Permit No: C2010089
• IBM Index Class Name: Permit File
• Doc Date: 5/12/2017
• Doc Name: NHN-001 Ditches As-Built
• Section_Exhibit Name: Appendix 2.05.3‎(4)‎-7
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
('--inh4 1QQA -901f) P-1. I Crhwah
Structure Detail;
Structure #169raP Channel)
East Ditch - Segment 1
Triangular Riprap Channel Inputs:
Material: Riprap
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope (%)
6.67 cfs
Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
4.1:1 2.8:1 5.0
0.30
Riprap Channel Results:
PADER Method - Steep Slope Design
Structure #2 (Culvert)
Culvert C-1
Culvert Inputs:
Max. Entrance
Length (ft) Slope (%) Manning's n Headwater Tailwater (ft) Loss Coef.
(ft) (Ke)
100.00 1.00 0.0150 1.70 0.00 0.9(
Culvert Results:
Design Discharge = 6.67 cfs
Minimum pipe diameter: 1 - 18 inch pipe(s) required
Structure #3 6Rrap Channel)
IN
Filename: Pond NHN-001 East Ditch Eva luation_02.15.17.sc4 Printed 02-15-2017
Appendix 2.05.3(4)-7 Page 12 February 2017 (TR -15)
w/o Freeboard w/ Freeboard
Design Discharge:
6.67 cfs
Depth:
0.65 ft 0.95 ft
Top Width:
4.51 ft 6.58 ft
Velocity:
4.52 fps
X -Section Area:
1.47 sq ft
Hydraulic Radius:
0.314 ft
Froude Number:
1.40
Manning's n:
0.0340
Dmin:
2.00 in
D50:
3.00 in
Dmax:
4.50 in
Structure #2 (Culvert)
Culvert C-1
Culvert Inputs:
Max. Entrance
Length (ft) Slope (%) Manning's n Headwater Tailwater (ft) Loss Coef.
(ft) (Ke)
100.00 1.00 0.0150 1.70 0.00 0.9(
Culvert Results:
Design Discharge = 6.67 cfs
Minimum pipe diameter: 1 - 18 inch pipe(s) required
Structure #3 6Rrap Channel)
IN
Filename: Pond NHN-001 East Ditch Eva luation_02.15.17.sc4 Printed 02-15-2017
Appendix 2.05.3(4)-7 Page 12 February 2017 (TR -15)