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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15
Bottom Left Right Freeboard Freeboard Freeboard Limiting
Sideslope Sideslope Slope(%) Manning's n Mult.x Velocity
Width (ft) Ratio Ratio Depth (ft) %of Depth (VxD) (fps)
0.66 1.8:1 1.8:1 4.2 0.0300 0.30 5.5
Erodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 2.04 cfs
Depth: 0.39 ft 0.69 ft
Top Width: 2.06 ft 3.14 ft
Velocity: 3.86 fps
X-Section Area: 0.53 sq ft
Hydraulic Radius: 0.234 ft
Froude Number: 1.34
Structure #39(Culvert)
Culvert C-13 to Ditch 1E
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope(%) Manning's n Headwater (ft) Loss Coef.
(ft) (Ke)
60.00 3.95 0.0240 2.50 0.00 0.90
Culvert Results:
Design Discharge = 2.04 cfs
Minimum pipe diameter: 1 - 10 inch pipe(s) required
Structure #16(Null)
Basin F2 Flows into Ditch 1 C Null
Structure #15(Erodible Channel)
Ditch ID 6(F1) Flows Into Ditch 1D
Trapezoidal Erodible Channel Inputs:
Material: Coarse gravel noncolloidal
Left Right Freeboard Limiting
Bottom g Freeboard Freeboard g
Sideslope Sideslope Slope(%) Manning's n Mult.x Velocity
Width(ft) Ratio Ratio Depth (ft) %of Depth (VxD) (fps)
2.00 1.0:1 1.0:1 12.0 0.0250 0.30 4.0
Erodible Channel Results:
Filename: Disturbed Area Modified for King III Portals JR.sc4 Printed 04-29-2020