2009-12-28_PERMIT FILE - C1996083A ‎(10)‎

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 12/28/2009
• Doc Name: Appendix A to Appendix C Report, 11/10/03
• Section_Exhibit Name: Coal Mine Waste Disposal Area No. 2
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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•
Structure Detail;
Structure #16 ffi oQ ib /e Channel)
F12
Triangular Erodible Channel Inputs:
Material: Shales and hardpans
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n
Mult. x
Velocity
Ratio Ratio
Depth (ft) % of Depth (VxD)
(fps)
3.0:1 .20.0:1 2.0 0.0250
0.30
6.0
Erodible Channel Results:
C.
Filename: Pond F- 100Yr.sc4 Printed 08 -10 -2009
TR -64 App B -23 08/09
w/o Freeboard w/ Freeboard
Design Discharge:
3.43 cfs
Depth:
0.34 ft 0.64 ft
Top Width:
7.82 ft 14.72 ft
Velocity:
2.58 fps
X- Section Area:
1.33 sq ft
Hydraulic Radius:
0.169 ft
Froude Number:
1.10
Filename: Pond F- 100Yr.sc4 Printed 08 -10 -2009
TR -64 App B -23 08/09