2016-11-07_PERMIT FILE - C1996083A

• 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 #3 (Erodible Channell
FI
Triangular Erodible Channel Inputs:
Material: Shales and hardpans
Left Right
Freeboard Freeboard FreeboardLimiting
Design Discharge:
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 4.2 0.0250
0.30 6.0
Erodible Channel Results:
Filename: Pond F 100Year.sc4
1
Printed 07-24-2013
TR -81 App. B-32 09/13
w/o Freeboard - w/ Freeboard
Design Discharge:
6.73 cfs
Depth:
0.42 ft 0.72 ft
Top Width:
7.52 ft 12.92 ft
Velocity:
4.28 fps
X -Section Area:
1.57 sq ft
Hydraulic Radius:
0.208 ft _
Froude Number:
1.65
Filename: Pond F 100Year.sc4
1
Printed 07-24-2013
TR -81 App. B-32 09/13