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
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Material• Bare Soil wl TRM
Trapezoidal Channel
Freeboard Limiting
Left Right Freeboard Freeboard Velocity
Bottom Sideslope Sideslope Slope (%) Manning's n Mult. x
Width (ft) Ratio Ratio Depth (ft) % of Depth (VxD) (fps)
9.0
3.00 4.0:1 4.0:1 8.0 0.02301 0.30
w/o Freeboard w/ Freeboard
Design Discharge: 7.10 cfs
Depth: 0.27 ft 0.57 ft
Top Width: 5.15 ft 7.55 ft
Velocity: 6.48 fps
X-Section Area: 1.10 sq ft
Hydraulic Radius: 0.210
Froude Number: 2.47
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1
Printed 02-18-2008
SEDCAD Utility Run
TR-37 13-12.3-39 Revised 02/08