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

EDCAD 4.0
~.~rinht 1 OOA P~mol~ 1 Crh~•roh
YPM-2: Slope 10.5%
Material: Rigrap
Trapezoidal Channel
Left Right Freeboard Freeboard
Bottom Sideslope Sideslope Slope (%) Depth (ft) % of Depth
Width (ft) Ratio Ratio
2.00 3.0:1 3.0:1 10.5 0.30
C7
Freeboard
Mult. x
(VxD)

FADER Method unable to calculate rock riprap size for peak flow = 1.0 cfs, consequently, 1.5 cfs used for design.
•
Printed 02-26-2006
SEDCAD Utility Run Revised 08/07
TR-36 13-12.3-37
FADER Method -Steep Slope Design