2020-06-16_PERMIT FILE - C1981035 ‎(28)‎

• Permit No: C1981035
• IBM Index Class Name: Permit File
• Doc Date: 6/16/2020
• Doc Name: Appendix
• Section_Exhibit Name: KII Appendix 11‎(1)‎ Hydrology Analysis June 1, 2020
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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11
Left Right Freeboard Freeboard Freeboard
Bottom e Sideslo a Sideslo a Slope Width (ft) p p p ( ) Depth ( � %of Depth Muft. x
Ratio Ratio
(VxD)
1.00 0,5:1 2.7:1 3.6 0.30
Riprap Channel Results:
PADER Method - Steep Slope Design
w/o Freeboard W/Freeboard
Design Discharge: 24.17 cfs
Depth: 1.29 ft 1.59 ft
Top Width: 5.17 ft 6.14 ft
Velocity., 6,07 fps
X-Section Area: 3.98 sq ft
Hydraulic Radius: 0.675 ft
Froude Number: 1.22
Manning's n: 0.0360
Dmin: 2.00 in
D50: 3.00 in
Dmax: 4.50 In
Structure #11 Culvert}
Culvert C-3 to CWD Z
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope(%) Manning's n Headwater ( )ft Loss Coef,
(ft) (Ke)
49.00 4.43 0.0150 2.50 0.00 0.90
Culvert Results:
Design Discharge = 24.17 cfs
Minimum pipe diameter: I - 36 inch pipe(s) required
Filename: CWD-1 to CWD-2.sc4 Printed 12-03-2015