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

SEDDAD 4 for Windows
10
w/o Freeboard w/ Freeboard
Manning's n: 0.0380
Dmin: 2.00 in
D50: 3.00 in
Dmax: 4.50 In
Structure #9(Riprap Channel�J
Station 10+81 to Station 12+40 (G)
Trapezoidal Riprap Channel Inputs:
Material, Riprap
Bottom Left Right Freeboard Freeboard Freeboard
I
Width (ft) Sidesiope Sideslope Slope(%) n Mult, x
Ratio Ratio Depth (ft) /o of Depth (VXD)
1.60 1.7:1 3.6:1 6.1 0.30
Riprap Channel Results:
PADER Method - Steep Slope Design
w/o Freeboard w/Freeboard
Design Discharge: 24.17 cfs
Depth: 0.93 ft 1.23 ft
Top Width: 6.47 ft 8104 ft
Velocity: 6.48 fps
X-Section Area: 3.73 sq ft
Hydraulic Radius: 0.548 ft
Froude Number: 1.50
Manning's n: 0.0380
Dmin: 2.00 in
D50: 3.00 in
Dmax: 4.50 in
Structure #10(Riprap Channel)
Station 12+40 to Station 18.1.95(H)
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Filename: CWD-1 to CWD-2.sc4 Printed 12-03-2015
I