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

S~DC~D 4.0
(`nnvrinhl ~POfi Pamela I Crhumh
YPM-1-1: 7% Slope
Material: Riprap
Trapezoidal Channel
;. Left Right Freeboard Freeboard
Bottom Sideslope Sideslope Slope (%) % of De th
Width (ft) Ratio Ratio Depth (ft) p
2.00 3.0:1 3.0:1 7.0 0.30
PADER Method -Steep Slope Design
C7
•
w/o Freeboard w/ Freeboard
Design Discharge: 5.80 cfs
Depth: 0.40 ft 0.70 ft
Top Width: 4.38 ft 6.18 ft
Velocity: 4.57 fps
X-Section Area: 1.27 sq ft
Hydraulic Radius: 0.281
Froude Number: 1.50
Manning's n: 0.0370
Dmin: 2.00 in
D50: 3.00 in
Dmax: ~ 4.50 in
Freeboard
Mult. x
(VxD)
1
- Printed 08-07-2007
SEDCAD Utility Run
TR-36 13-12.3-29 Revised 08/07