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

SEDCAD 4.0
(~nrnirinhf tOOA Pamala I Cnh.niah
_ channel YPM-2: TRM Design - 21% Slope
Stability Analysis
Material• Bare soil w/ TRM
Trapezoidal Channel
Freeboard
Left Right Freeboard Freeboard
Bottom Sideslope Sideslope Slope (%) Manning's n Mult. x
Width (ft) Depth (ft) % of Depth (VxD)
Ratio Ratio
i 3.00 4.0:1 4.0:1 21.0 0.0230 0.30
w/o Freeboard w/ Freeboard
Design Discharge: 1.00 cfs
Depth: 0.07 ft 0.37 ft
Top Width: 3.53 ft 5.93 ft
Velocity: 4.59 fps
X-Section Area: 0.22 sq ft
Hydraulic Radius: 0.061
Froude Number: 3.27
r~
~~
•
1
Limiting
Velocity
(fps)
9.0
Printed 08-07-2007
SEDCAD Utility Run Revised 08/07
TR-36 13-12.3-35