PERMFILE45602

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 2/28/2006
• Doc Name: Postmining Channels SEDCAD4 YPM-1 to YPM-6A
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13-12.3
• Media Type: D
• Archive: Yes

SEDCAD 4.0
r,...,..;,.u ~ooe o~..,oio i c.n,..~~.
YPM-4 /SLOPE 9%
• Material: Riorao
Trapezoidal Channel

Left Right Freeboard Freeboard Freeboard
Bottom Sideslope Sideslope Slope (%) Mult. x
Width (ft) Ratio Ratio Depth (ft) %of Depth
(VxD)
1.10 3.0:1 3.0:1 9.0 0.30
PADER Method -Steep Slope Design
•
u
w/o Freeboard w/ Freeboard
Design Discharge: 2.09 cfs
Dep[h:
--
-~ ~ 0.28 ft 0.58 ft
~ ~-~-~-
Top Width: 2.77 ft 4.57 ft
Velocity: 3.86 fps
X-Section Area: 0.54 sq ft
Hydraulic Radius: 0.186
Froude Number: 1.54
Manning's n: 0.0380
Dmin: 1.00 in
D50: 1.50 in
Dmax: 3.00 in

SEDCAD Utility Run ~ Printed OB-24-2005