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SEDCAD 4 for Windows <br />Copyright 1998 Pamela J. Schwab <br />Civil Software Design <br />Silt Fence Inputs: <br />Silt Fence Results: <br />Structure Detail; <br />Fence Flow Width along Land Slope Tie -back <br />Rate contour (ft) Height (ft) (off) distance (ft) <br />(gpm/sq ft) <br />10.0 200.0 2.5 66.00 3.8 <br />*Sediment Storage: 0.00 ac -It <br />*No sediment capacity defined <br />Peak Fence Stage: <br />0.08 ft <br />Peak Water Stage: <br />0.08 ft <br />Dewater Time: <br />0.06 days <br />Trap Efficiency: <br />59.92% <br />Dewatering time is calculated from peak stage to lowest spillway <br />Fence Stage <br />(ft) <br />Water Stage <br />(ft) <br />Area <br />(ac) <br />Capacity <br />(ac -ft) <br />Discharge <br />(cf5) <br />Dewater - <br />Time <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 />0.001 <br />0.000 <br />0.446 <br />0.20 <br />0.20 <br />0.001 <br />0.000 <br />0.893 <br />0.30 <br />0.30 <br />0.002 <br />0.000 <br />1.340 <br />0.40 <br />0.40 <br />0.003 <br />0.001 <br />1.788 <br />0.50 <br />0.50 <br />0.003 <br />0.001 <br />2.237 <br />0.60 <br />0.60 <br />0.004 <br />0.001 <br />2.686 <br />0.70 <br />0.70 <br />0.005 <br />0.002 <br />3.136 <br />0.80 <br />0.80 <br />0.006 <br />0.002 <br />3.587 <br />0.90 <br />0.90 <br />0.006 <br />0.003 <br />4.038 <br />1.00 <br />1.00 <br />0.007 <br />0.003 <br />4.490 <br />1.10 <br />1.10 <br />0.008 <br />0.004 <br />4.943 <br />1.20 <br />1.20 <br />0.008 <br />0.005 <br />5.396 <br />1.30 <br />1.30 <br />0.009 <br />0.006 <br />5.850 <br />1.40 <br />1.40 <br />0.010 <br />0.007 <br />6.305 <br />1.50 <br />1.50 <br />0.010 <br />0.008 <br />6.760 <br />1.60 <br />1.60 <br />0.011 <br />0.009 <br />7.217 <br />1.70 <br />1.70 <br />0.012 <br />0.010 <br />7.673 <br />1.80 <br />1.80 <br />0.013 <br />0.011 <br />8.131 <br />Filename: GV83-1-100.sc4 <br />Printed 06-04-2001 <br />TR -20 Exh-8 - 139 - 6101 <br />• <br />11 <br />