2014-11-13_PERMIT FILE - C2010089A ‎(2)‎

• Permit No: C2010089A
• IBM Index Class Name: Permit File
• Doc Date: 11/13/2014
• Doc Name: NHN-001 Ditches As-Built
• Section_Exhibit Name: Appendix 2.05.3‎(4)‎-7
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
(`nnvrinhf 1°QR _9Mf1 Female I Ghweh
Structure Detail;
Structure #7 (Riprrag Channel)
East Segment 1
Triangular Riprap Channel Inputs:
Material: Riprap
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Mult. x
Ratio Ratio
Depth (ft) % of Depth (VxD)
4.1:1 2.8:1 5.0
0.30
Riprap Channel Results:
PADER Method - Steep Slope Design
Structure #8 (Culvert,)
Culvert C1
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater ft Loss Coef.
(ft) () (Ke)
100.00 1.00 0.0150 2.50 2.00 0.90
Culvert Results:
Design Discharge = 8.18 cfs
Minimum pipe diameter: 1 - 18 inch pipe(s) required
5
Filename: Pond NHN -001 East Ditches Reevaluation 28OCT14.sc4 Printed 10 -30 -2014
w/o Freeboard w/ Freeboard
Design Discharge:
8.18 cfs
Depth:
0.72 ft 1.02 ft
Top Width:
4.96 ft 7.03 ft
Velocity:
4.56 fps
X- Section Area:
1.79 sq ft
Hydraulic Radius:
0.346 ft
Froude Number:
1.34
Manning's n:
0.0360
Dmin:
2.00 in
D50:
3.00 in
Dmax:
4.50 in
Structure #8 (Culvert,)
Culvert C1
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater ft Loss Coef.
(ft) () (Ke)
100.00 1.00 0.0150 2.50 2.00 0.90
Culvert Results:
Design Discharge = 8.18 cfs
Minimum pipe diameter: 1 - 18 inch pipe(s) required
5
Filename: Pond NHN -001 East Ditches Reevaluation 28OCT14.sc4 Printed 10 -30 -2014