2010-10-07_PERMIT FILE - C1994082

• Permit No: C1994082
• IBM Index Class Name: Permit File
• Doc Date: 10/7/2010
• 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: No

('nn.rrinhl ~OOA (i~nlp~'> I Crh~..r~h
annel 1(PI~-18: TRM Design - 11.0%
Stability Analys~s
Material• Bare Soil w/ TRM
Trapezoidal Channel
Left Right Freeboard Freeboard
bottom Sideslope Sideslope Slope (%) Manning's n
j Widtli (ft) Depth (ft) % of Depth
Ratio Ratio
i
3.00 4.0:1 4.0:1 11.0 0.0230 0.30

•
1
Freeboard Limiting
Mult. x Velocity
(VxD) (fps)
9.0
_ ____.___-_ __--_--------- Printed 07-30-2007
SEDCAD Utility Run
13-12.3-45 Revised 08/07
TR-36