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2015-12-23_PERMIT FILE - C1996083A (5)
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2015-12-23_PERMIT FILE - C1996083A (5)
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Last modified
6/26/2017 9:02:35 AM
Creation date
1/20/2016 9:22:49 AM
Metadata
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Template:
DRMS Permit Index
Permit No
C1996083A
IBM Index Class Name
Permit File
Doc Date
12/23/2015
Doc Name
Appendix B - Protection of Hydrologic Balance
Section_Exhibit Name
Volume XI Coal Mine Waste Disposal Area No. 3
Media Type
D
Archive
Yes
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i <br />SEDCAD 4 for Windows <br />!`—;v hk loop .9nl n o—i. 1 Crh,e,�h <br />OPERATIONS CONFIGURATION <br />Structure Detail; <br />SY'l11C1"(11-0 l (! /tw-au (hannel) <br />DITCH J-19 <br />Triangular Riprap Channel Inputs: <br />Material: Riprap <br />Left Right <br />Freeboard Freeboard Freeboard <br />Sideslope Sideslope Slope (%) <br />0.46 cfs <br />Ratio Ratio <br />Depth (ft) % of Depth Mult. x (VxD) <br />1.5:1 1.5:1 30.0 <br />1.00 <br />Riprap Channel Results: <br />Simons/OSM Method - Steep Slope Design <br />Velocity and Manning's n calculations may not apply for this method. <br />Filename: Pond J_10Yr-0perations, revised.sc4 <br />TR -105 Volume XI, App. B-26 <br />Printed 09-21-2015 <br />09/15 <br />w/o Freeboard w/ Freeboard <br />Design Discharge: <br />0.46 cfs <br />Depth: <br />0.05 ft 1.05 ft <br />Top Width: <br />0.15 ft 3.15 ft <br />Velocity*: <br />X -Section Area: <br />0.00 sq ft <br />Hydraulic Radius: <br />0.021 ft <br />Froude Number*: <br />Manning's n*: <br />Dmin: <br />3.00 in <br />D50: <br />9.00 in <br />Dmax: <br />11.25 in <br />Velocity and Manning's n calculations may not apply for this method. <br />Filename: Pond J_10Yr-0perations, revised.sc4 <br />TR -105 Volume XI, App. B-26 <br />Printed 09-21-2015 <br />09/15 <br />
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