2009-03-02_PERMIT FILE - C1980004 ‎(15)‎

• Permit No: C1980004A
• IBM Index Class Name: Permit File
• Doc Date: 3/2/2009
• Section_Exhibit Name: Appendix M Hydrologic Calculations
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Structure Detai/;
Structure #13 (Riprap Chann%~
R-11
Trapezoidal Riprap Channel Inputs:
Material:. Riprap
Left Right
Bottom Freeboard Freeboard Freeboard
Sideslope Sideslope Slope (/o)
Width (ft)
°
Mult. x
Ratio Ratio Depth (ft) % of Depth
(VzD)
2.00 2.0:1 2.0:1 25.0 1.00
Riprap Channel Results:

Simons/OSM Method -Steep Slope Design
,w/o Freeboard w/Freeboard
Design Discharge: 10.36 cfs
Depth: 0.11 ft 1.11 ft
Top Width: 2.45 ft 6.45 ft
Veloaty*:
X-Section Area: 0.25 Sq ft
Hydraulic Radius: 0.099 ft
Froude Number*:
Manning's n*:
Dmin: 7.00 in
D50: 21.OOin
Dmax: 26.25 in
Velocity and Manning's n calculations may not apply for this method.
Filename: 100-Year Reclaimed.sc4 Printed 05-19-2008
TR-16 105 05/08