PERMFILE44218

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 5/1/2003
• Doc Name: Post Mining Channel Design
• Section_Exhibit Name: Tab 13 Attachment 13-5B Appendix 3
• Media Type: D
• Archive: No

SEDCAD 4.0
Copyright'1999 Pamela J. Schwab
Civil Software Design
Post Mining Channel PM-4
Material: Gravel
Trapezoidal Channel
~~ ~ deft
Bottom --~'Wght = Freeboard Freeboard freeboard ~~, 4mibng -.'
5ideslope
Width (R) Ratio Sideslope
= Ratio
' Slope (°h) `Manning s n
. Mult. x
Depth (fi) %of Depth Veloary:
~ _ ..
3.0:1
5.00 3.0:1 6.0 0.0300 1.00 6.0
. :~.~ w/o' F.reetroard . ~,. w/ Freeboard ~ ~.
Design Discharge: 9.70 cfs
Depth: 0.32 ft 1.32 ft
Top Width: 6.92 ft 12.92 R
Velocity: 5.09 fps
X-Section Area: 1.90 sq ft
Hydraulic Radius: 0.271
Froude Number: 1.71
SEDCAD Utility Run Printetl 12-06-2001