2017-06-05_PERMIT FILE - C1996083A ‎(2)‎

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 6/5/2017
• Doc Name: Appendix B - Full Build Out Configuration
• Section_Exhibit Name: Volume XI Coal Mine Waste Disposal Area No. 3
• Media Type: D
• Archive: Yes

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DITCH J1
FULL BUILD OUT CONFIGURATION
Structure Detail;
Trapezoidal Erodible Channel Inputs:
Material: Shales and hardpans
Bottom Left Right Freeboard Freeboard Freeboard
Limiting
Width (ft) Sideslope Sldeslope Slope Manning's n o
Velocity (fps)
Ratio Ratio Depth (ft) /o of Depth Mult. x (VxD)
0.55 ft 1.55 ft
3.00 1.5:1 1.5:1 1.0 0.02501 1.00
6.0
Erodible Channel Results:
Filename: Pond J 100Yr-Full Build Out.sc4
1
Printed 09-18-2015
TR -105 Volume XI, App. B-53 09/15
w/o Freeboard w/ Freeboard
Design Discharge:
7.06 cfs
Depth:
0.55 ft 1.55 ft
Top Width:
4.65 ft 7.65 ft
Velocity:
3.35 fps
X -Section Area:
2.10 sq ft
Hydraulic Radius:
0.422 ft
Froude Number:
0.88
Filename: Pond J 100Yr-Full Build Out.sc4
1
Printed 09-18-2015
TR -105 Volume XI, App. B-53 09/15