2016-11-07_PERMIT FILE - C1996083A ‎(2)‎

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 11/7/2016
• 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 7I (L-rodible Chine/)
F8
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 4.6 0.0250
0.30
6.0
Erodible Channel Results:
Filename: Pond F 100Year.sc4
Printed 01-07-2015
TR -98 App. B-37 01/15
w/o Freeboard w/ Freeboard
Design Discharge:
5.22 cfs
Depth:
0.37 ft 0.67 It
Top Width:
6.72 ft 12.12 ft
Velocity:
4.16 fps
X -Section Area:
Hydraulic Radius:
Froude Number:
1.26 sq ft
0.186 ft
1.70
Filename: Pond F 100Year.sc4
Printed 01-07-2015
TR -98 App. B-37 01/15