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SEDCAD 4 for Windows <br />21 <br />Spillway Elev Crest Length Left Right Bottom <br />40 (ft) Sideslope Sideslope Width (ft) <br />6,064.50 10.00 1.00:1 1.00:1 8.00 <br />Pond Results: <br />Peak Elevation: <br />6,060.60 ft <br />H'graph Detention Time: <br />4.01 hrs <br />Pond Model: <br />CSTRS <br />Dewater Time: <br />1.06 days <br />Trap Efficiency: <br />82.00 <br />Dewatering time is calculated from peak stage to lowest spillway <br />Elevation - Capacity- Discharge Table <br />• <br />Elevation <br />Area <br />(ac) <br />Capacity <br />(ac -ft) <br />Discharge <br />(cfs) <br />Dewater <br />Time <br />(hrs) <br />6,053.24 <br />0.101 <br />0.000 <br />0.000 <br />Top of Sed. Storage <br />6,053.60 <br />0.109 <br />0.038 <br />0.000 <br />6,054.10 <br />0.120 <br />0.095 <br />0.000 <br />6,054.60 <br />0.130 <br />0.158 <br />0.000 <br />6,055.10 <br />0.140 <br />0.225 <br />0.000 <br />6,055.60 <br />0.150 <br />0.298 <br />0.000 <br />6,056.10 <br />0.160 <br />0.375 <br />0.000 <br />6,056.60 <br />0.170 <br />0.458 <br />0.000 <br />6,057.10 <br />0.180 <br />0.545 <br />0.000 <br />6,057.60 <br />0.190 <br />0.637 <br />0.000 <br />6,058.10 <br />0.200 <br />0.735 <br />0.000 <br />Spillway #1 <br />6,058.60 <br />0.210 <br />0.837 <br />0.375 <br />14.25 <br />6,059.10 <br />0.220 <br />0.945 <br />0.748 <br />4.10 <br />6,059.21 <br />0.220 <br />0.969 <br />0.809 <br />0.60 <br />6,059.60 <br />0.229 <br />1.057 <br />1.028 <br />1.80 <br />6,060.10 <br />0.240 <br />1.174 <br />1.232 <br />2.10 <br />6,060.60 <br />0.255 <br />1.296 <br />1.407 <br />2.70 <br />Peak Stage <br />6,060.60 <br />0.255 <br />1.297 <br />1.408 <br />6,061.10 <br />0.270 <br />1.429 <br />1.585 <br />6,061.60 <br />0.285 <br />1.567 <br />1.620 <br />6,062.10 <br />0.300 <br />1.713 <br />1.642 <br />6,062.60 <br />0.310 <br />1.866 <br />1.664 <br />6,063.10 <br />0.320 <br />2.023 <br />1.685 <br />6,063.60 <br />0.335 <br />2.187 <br />1.707 <br />6,064.10 <br />0.350 <br />2.358 <br />1.729 <br />6,064.50 <br />0.360 <br />2.500 <br />1.746 <br />Spillway #2 <br />6,064.60 <br />0.362 <br />2.536 <br />2.036 <br />Filename: MB -3.sc4 <br />Printed 09 -30 -2010 <br />