2008-01-16_PERMIT FILE - C1994082A ‎(3)‎

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 1/16/2008
• Doc Name: Post Mining Channels SEDCAD Results/Channel YPM-1 to YPM-8
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13.12.3
• Media Type: D
• Archive: Yes

SEDCAD 4.0
r~.,,,.~.,h~ toOA Pomoh i c,-ti,.,~ti
annel ~ -1-~: TRM Design - 8.0% Slope,
'~ Stability Analysis
Material: Bare Soil w/ TRM
Trapezoidal Channel
Left Right Freeboard Freeboard Freeboard Limiting
Bottom Sideslope Sideslope Slope (%) Manning's n Mult. x Velocity
Width (Ft) Ratio Ratio
I Depth (ft) % of Depth (VxD) (fps)
i 3.00 4.0:1 4.0:1 8.0 0.0230 0.30 9.0
w/o Freeboard w/ Freeboard
Design Discharge: 7.20 cfs
Depth: 0.27 ft 0.57 ft
Top Width: 5.17 ft 7.57 ft
Velocity: 6.50 fps
X-Section Area: 1.11 sq ft
Hydraulic Radius: 0.211
Froude Number: 2.48
Ir
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SEDCAD Utility Run
Printed 07-30-2007
TR-36 13-12.3-39 Revised 08/07