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2015-04-02_PERMIT FILE - C1996083
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2015-04-02_PERMIT FILE - C1996083
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Last modified
8/24/2016 5:58:58 PM
Creation date
4/7/2015 8:14:23 AM
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Template:
DRMS Permit Index
Permit No
C1996083A
IBM Index Class Name
Permit File
Doc Date
4/2/2015
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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SEDCAD 4 for Windows <br />!`n ,A, hl 1 GOP _9!1 n 13-1. I Gh'. -h <br />Structure Detail; <br />Structure #2 (S//t Fencej <br />Coverfill Stockpile Silt Fence <br />Silt Fence Inputs: <br />Fence Flow Width along <br />Rate (gpm /sq Height (ft) Land Slope ( %) Tieback <br />ft) contour (ft) distance (ft) <br />10.0 100.0 2.6 7.50 34.7 <br />*Sediment Storage: 0.00 ac -ft <br />*No sediment capacity defined <br />Silt Fence Results: <br />Peak Fence Stage: 0.37 ft <br />Peak Water Stage: 0.37 ft <br />Dewater Time: 0.50 days <br />Trap Efficiency: 58.58% <br />Dewatenng time is calculated from peak stage to lowest spillway <br />Stage - Capacity - Discharge Table <br />Fence Stage <br />Water Stage <br />Area <br />Capacity <br />Discharge <br />Dewater <br />Time <br />(ft) <br />(ft) <br />(ac) <br />(ac -ft) <br />(cfs) <br />(hrs) <br />0.00 <br />0.00 <br />0.000 <br />0.000 <br />0.000 <br />Top of Sediment <br />0.10 <br />0.10 <br />0.003 <br />0.000 <br />0.226 <br />11.90 <br />0.20 <br />0.20 <br />0.006 <br />0.001 <br />0.458 <br />0.30 <br />0.30 <br />0.009 <br />0.001 <br />0.695 <br />0.37 <br />0.37 <br />0.011 <br />0.002 <br />0.864 <br />0.01 Peak Stage <br />0.40 <br />0.40 <br />0.012 <br />0.002 <br />0.939 <br />0.50 <br />0.50 <br />0.015 <br />0.004 <br />1,188 <br />0.60 <br />0.60 <br />0.018 <br />0.005 <br />1.444 <br />0.70 <br />0.70 <br />0.021 <br />0.007 <br />1.705 <br />0.80 <br />0.80 <br />0.024 <br />0.010 <br />1.973 <br />0.90 <br />0.90 <br />0.028 <br />0.012 <br />2.246 <br />1.00 <br />1.00 <br />0.031 <br />0.015 <br />2.525 <br />1.10 <br />1.10 <br />0.034 <br />0.018 <br />2.810 <br />1.20 <br />1.20 <br />0.037 <br />0.022 <br />3.102 <br />1.30 <br />1.30 <br />0.040 <br />0.026 <br />3.399 <br />1.40 <br />1.40 <br />0.043 <br />0.030 <br />3.702 <br />1.50 <br />1.50 <br />0.046 <br />0.034 <br />4.011 <br />1.60 <br />1.60 <br />0.049 <br />0.039 <br />4.326 <br />Filename: Silt Fence Topsoil - Coverfill Stockpile.sc4 <br />TR -91 <br />Volume XI, App. B -87 <br />1 <br />Printed 12 -29 -2014 <br />12/14 <br />
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