2013-10-09_PERMIT FILE - C1996083A ‎(10)‎

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 10/9/2013
• Doc Name: Appendix A through Appendix C
• Section_Exhibit Name: Volume IX Coal Mine Waste Disposal Area No. 2
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Structure Detail;
Structure #5 (Erodible Channel]
F3
Triangular Erodible Channel Inputs:
Material: Shales and hardpans
Left Right I Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n j
Velocity (fps)
Ratio Ratio i Depth (ft) % of Depth Mult. x (VD)
0.34 ft 0.64 ft
3.0:1 15.0:1 4.4 0.02501 0.30
6.0
Erodible Channel Results:
Filename: Pond F 100Year.sc4
TR -81
App. B -34
1
Printed 07 -24 -2013
09/13
w/o Freeboard w/ Freeboard
Design Discharge:
3.63 cfs
- Depth:
0.34 ft 0.64 ft
Top Width:
—
6.04 ft 11.44 ft
Velocity:
3.79 fps
X- Section Area:
1.01 sq ft
Hydraulic Radius:
0.167 ft
Froude Number:
1.63
App. B -34
1
Printed 07 -24 -2013
09/13