PERMFILE62362

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 6/15/2006
• Doc Name: Postmining Channels SEDCAD Results YPM 1-8
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13-12.3
• Media Type: D
• Archive: Yes

SEDCAD 4.0
crn.m,.n~ ~ooa oa..~a~ i c,.n,.,an

YPM-7: Slope 18%
Material: RloraD
Trapezoidal Channel
Bottom Left Right Freeboard Freeboard Freetxwrd
Sideslope Sideslope Slope (%)
Width (ft) R
ti Mult. x
Depth (ft) % of Depth
a
o Ratio (VxD)
1.00 3.0:1 3.0:1 18.0 0.30
PADER Method -Steep Slope Design
•
•
w/o Freeboard w/ Freeboard
Design Discharge: 8.32 ds
Depth: 0.51 ft 0.81 ft
Top Width: 4.05 ft 5.85 ft
Velocity: 6.50 fps
X-Section Area: 1.28 sq R
Hydraulic Radius: 0.304
Froude Number: 2.04
Manning's n: 0.0440
Dmin: 2.00 in
D50: 3.00 in
Dmax: 4.50 in
SEDCAD Utility Fun Printed 02-26-2006