PERMFILE47016

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 6/1/2007
• Doc Name: Post Mining Channels SEDCAD4 Results/Channel YPM-1 to -8
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13.12.3
• Media Type: D
• Archive: Yes

SEDCAD 4.0
r,...,,d,.m ~oow a~mei~ i e,.M.,~n

YPM-5-1: Slone 18.5%
Material: Riprap
Trapezoidal Channel

Bottom Left Right ~ Freeboard Freeboard Freetx>ard

Width (R) Sideslope Sideslope Slope (°k)
Depth (ft) °/w of Depth Mult x
Ratio Ratio ~)
2.00 3.0:1 3.0:1 18.5 0.30
PADER Method -Steep Slope Design

C~
w/o Freeboard w/ Freetroard
Design Discharge: 8.32 cfs
Depth: 0.42 R 0.72 R
Top Width: 4.53 R 6.33 R
Velocity: 6.04 fps
X-Section Area: 1.38 sq R
Hydraulic Radius: 0.295
Fronde Number: 1.93
Manning's n: 0.0470
Dmin: 2.00 in
D50: 3.00 in
Dmax: 4.50 in
SEDCAD Utility Run Printed 02-26-2006