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SEDCAD 4 for Windows <br />!'.nnvrinhk 100R _90n9 P� Jc 1 Ghui�h <br />A <br />Structure Detail; <br />Structure #1 (Silt Fence <br />Silt Fence Inputs: <br />Fence Flow Width along Land Slope Tie -back <br />Rate (gpm /sq Height (ft) <br />ft) contour (ft) ( %) distance (ft) <br />5.0 40.0 2.5 2.00 125.0 <br />Silt Fence Results: <br />*Sediment Storage: 0.00 ac -ft <br />*No sediment capacity defined <br />Peak Fence Stage: <br />1.85 ft <br />Peak Water Stage: <br />1.85 ft <br />Dewater Time: <br />0.50 days <br />Trap Efficiency: <br />79.88 <br />Dewatering time is calculated from peak stage to lowest spillway <br />Stage- Capacity - Discharge Table <br />Fence Stage <br />(ft) <br />Water Stage <br />(ft) <br />Area <br />(ac) <br />Capacity <br />(ac -ft) <br />Discharge <br />(cfS) <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 />0.005 <br />0.000 <br />0.050 <br />0.05 <br />0.20 <br />0.20 <br />0.009 <br />0.001 <br />0.111 <br />6.90 <br />0.30 <br />0.30 <br />0.014 <br />0.002 <br />0.184 <br />2.50 <br />0.40 <br />0.40 <br />0.018 <br />0.004 <br />0.267 <br />0.85 <br />0.50 <br />0.50 <br />0.023 <br />0.006 <br />0.362 <br />0.35 <br />0.60 <br />0.60 <br />0.028 <br />0.008 <br />0.468 <br />0.25 <br />0.70 <br />0.70 <br />0.032 <br />0.011 <br />0.585 <br />0.15 <br />0.80 <br />0.80 <br />0.037 <br />0.015 <br />0.713 <br />0.15 <br />0.90 <br />0.90 <br />0.041 <br />0.018 <br />0.852 <br />0.10 <br />1.00 <br />1.00 <br />0.046 <br />0.023 <br />1.003 <br />0.10 <br />1.10 <br />1.10 <br />0.051 <br />0.028 <br />1.164 <br />0.10 <br />1.20 <br />1.20 <br />0.055 <br />0.033 <br />1.337 <br />0.05 <br />1.30 <br />1.30 <br />0.060 <br />0.039 <br />1.521 <br />0.10 <br />1.40 <br />1.40 <br />0.064 <br />0.045 <br />1.716 <br />0.10 <br />1.50 <br />1.50 <br />0.069 <br />0.052 <br />1.922 <br />0.10 <br />1.60 <br />1.60 <br />0.073 <br />0.059 <br />2.139 <br />0.05 <br />1.70 <br />1.70 <br />0.078 <br />0.066 <br />2.367 <br />0.05 <br />1.80 <br />1.80 <br />0.083 <br />0.074 <br />2.607 <br />0.05 <br />Filename: Pond 7 Area SAE.sc4 Printed 12 -21 -2011 <br />TR -61 Exhibit 19(17) -7 12/21111 <br />