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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Structure Detail:
Structure #51 (R/prap Channel
ID-9 Portals and Basin J to Drop to C-21
Triangular Riprap Channel Inputs:
Material: Riprap
Left Right Freeboard Freeboard Freeboard
Sideslope Sideslope Slope(%) Mult. x
Ratio Ratio Depth (ft) %of Depth (VxD)
1.0:1 1.0:1 7.5 0.30
Riprap Channel Results:
PADER Method - Steep Slope Design
w/o Freeboard w/ Freeboard
Design Discharge: 3.11 cfs
Depth: 0.82 ft 1.12 ft
Top Width: 1.64 ft 2.24 ft
Velocity: 4.59 fps
X-Section Area: 0.68 sq ft
Hydraulic Radius: 0.291 ft
Froude Number: 1.26
Manning's n: 0.0390
Dmin: 2.00 in
D50: 3.00 in
Dmax: 4.50 in
Structure #25
Basin E-I Flows Into Ditch 5
Structure #28(Vecgetated Channe/�
Ditch 5 Flows into C-21
Trapezoidal Vegetated Channel Inputs:
Material: Grass mixture
Filename: Disturbed Area Modified for King III Portals JR.sc4 Printed 04-29-2020