2015-12-23_PERMIT FILE - C1996083A ‎(4)‎

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 12/23/2015
• 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

SEDCAD 4 for Windows
r—unnh} 10QR _inln P� Jc 1 Crhunh
FULL BUILD OUT CONFIGURATION
1
Structure Detail:
Structure �r18 (RIIcqv (i1allnel)
DITCH J-18
Triangular Riprap Channel Inputs:
Material: Riprap
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope (%)
0.79 cfs
Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
1.5:1 1.5:1 15.0
1.00
Riprap Channel Results:
Simons/OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
Filename: Pond J 10Yr-Full Build Out.sc4 Printed 09-18-2015
TR -105 Volume XI, App. B-25 09/15
w/o Freeboard w/ Freeboard
Design Discharge:
0.79 cfs
Depth:
0.13 ft 1.13 ft
Top Width:
0.40 ft 3.40 ft
Velocity*:
X -Section Area:
0.03 sq ft
Hydraulic Radius:
0.056 ft
Froude Number*:
Manning's n*:
Dmin:
3.00 in
D50:
9.00 in
Dmax:
11.25 in
Velocity and Manning's n calculations may not apply for this method.
Filename: Pond J 10Yr-Full Build Out.sc4 Printed 09-18-2015
TR -105 Volume XI, App. B-25 09/15