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
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•
Structure Detail;
Structure #7 (%"g Channel
F4
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Width (ft)
Mult. x
Ratio Ratio
Depth (ft) % of Depth
(VxD)
3.00 1.5:1 1.5:1 40.0
1.00
Riprap Channel Results:
Simons /0SM Method - Steep Slope Design
C7
Velocity and Manning's n calculations may not apply for this method.
•
Filename: Pond F- 100Yr.sc4
TR -61
A PF P dV6b
6/) 90 9
App -1315
Printed 06 -12 -2009
06/09
w/o Freeboard w/ Freeboard
Design Discharge:
24.29 cfs
Depth:
0.18 ft 1.18 ft
Top Width:
3.54 ft 6.54 ft
Velocty*:
X- Section Area:
0.59 sq ft
Hydraulic Radius:
0.161 ft
Froude Number *:
Manning's n *:
Dmin:
8.00 in
D50:
24.00 in
Dmax:
30.00 in
Velocity and Manning's n calculations may not apply for this method.
•
Filename: Pond F- 100Yr.sc4
TR -61
A PF P dV6b
6/) 90 9
App -1315
Printed 06 -12 -2009
06/09