2015-01-30_PERMIT FILE - C1996083A ‎(17)‎

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 1/30/2015
• 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:
Stl ucture 7,1`5 (C-rodihle Channel
F3
Triangular Erodible Channel Inputs:
Material: Shales and hardpans
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%) Manning's n
Depth:
Velocity (fps)
Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
Velocity:
3.0:1 15.0:1 4.4 0.0250
0.30
6.0
Erodible Channel Results:
Filename: Pond F 100Year.sc4
Printed 01-07-2015
TR -98 App. B-31 01/15
w/o Freeboard w/ Freeboard
Design Discharge:
3.83 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
Filename: Pond F 100Year.sc4
Printed 01-07-2015
TR -98 App. B-31 01/15