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

SEDCAD 4.0
Rnnvrinh4 iDAA D~mcls 1 Ghwoh
~7.i~i.i ~~~ ri~s'3 ~'~~l5 .
Material: Vegetated w/ TRM
Trapezoidal Channel
•
•
Left Right
Retardance Freeboard Freeboard Freeboard ~ Limiting
Bottom
Sideslope Sideslope Slope (%)
Classes i
Width (ft) Mult. x
Depth (ft) % of Depth Velocity
(fps)
Ratio Ratio (VxD)
3.00 4.0:1 4.0:1 13.0 D, B 0.30 I ~ 9.0
Stability
Class D w/o
Freeboard Stability
Class D w/
Freeboard Capacity
Class B w/o
Freeboard Capacity
Class B w/
Freeboard
Design Discharge: 7.10 cfs 7.10 cfs
Depth: 0.38 ft 0.68 ft 0.67 ft 0.97 ft
Top Width: 6.05 ft 8.45 ft 8.33 ft 10.73 ft
Velocity: 4.12 fps 1.88 fps
X-Section Area: 1.72 sq ft 3.77 sq ft
Hydraulic Radius: 0.281 0.444
Froude Number: 1.36 0.49
Roughness Coefficient: 0.0558 0.1661
SEDCAD Utility Run Pnnteo oz-~a-zuucs
TR-37 13-12.3-42 Revised 02/08