2009-12-28_PERMIT FILE - C1996083A ‎(10)‎

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 12/28/2009
• Doc Name: Appendix A to Appendix C Report, 11/10/03
• Section_Exhibit Name: Coal Mine Waste Disposal Area No. 2
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
r— . .. inhf 1 OOP _- J(1r)7 D-1. I Cnh,a,oh
•
Structure Detail;
Structure #8 (Erodible Chann %�
FS
Triangular Erodible Channel Inputs:
Material: Shales and hardpans
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n
Mult. x
Velocity
Ratio Ratio
Depth (ft) % of Depth (VxD)
(fps)
3.0:1 20.0:1 2.0 0.0250
0.30
6.0
Erodible Channel Results:
•
•
Filename: Pond F- 100Yr.sc4 Printed 08 -10 -2009
TR -64 App B -16 08/09
APPRN- /�Zg/09
w/o Freeboard w/ Freeboard
Design Discharge:
3.47 cfs
Depth:
0.34 ft 0.64 ft
Top Width:
7.86 ft 14.76 ft
Velocity:
2.59 fps
X- Section Area:
1.34 sq ft
Hydraulic Radius:
0.170 ft
Froude Number:
1.10
Filename: Pond F- 100Yr.sc4 Printed 08 -10 -2009
TR -64 App B -16 08/09
APPRN- /�Zg/09