2018-05-21_PERMIT FILE - C1996083A ‎(5)‎

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 5/21/2018
• 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
r`—w-hl BOOR -Inl0 P-1. 1 Crhu,ah
Structure Detail;
Structure -113 (Eror/ible C'hann, lO
F1
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 4.2 0.0250
0.30
6.0
Erodible Channel Results:
Filename: Pond F 100Year.sc4
Printed 04-24-2015
TR -98 App. B-29 04/15
w/o Freeboard w/ Freeboard
Design Discharge:
6.18 cfs
Depth:
0.40 ft 0.70 ft
Top Width:
7.28 ft 12.68 ft
Velocity:
4.19 fps
X -Section Area:
1.47 sq ft
Hydraulic Radius:
0.201 ft
Froude Number:
1.64
Filename: Pond F 100Year.sc4
Printed 04-24-2015
TR -98 App. B-29 04/15