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• Table 10 <br />SEDIMENTATION POND N0. 5 - DESIGN SUMMARY <br />Drainage Area <br />Runoff Volume (10-year, 24-hour event) <br />Runoff Storage Volume <br />Required <br />Actual <br />Sediment Volume <br />Required <br />Actual <br />Total Storage Capacity <br />Required <br />Actual <br />Elevation Design Water Level <br />(10-year, 24-hour event) <br />Elevation Maximum Water Level <br />(25-year, 24-hour event) <br />Elevation Design Sediment Level <br />Elevation Top of Embankment <br />Outlet Works <br />Emergency Spillway <br />Type: Ripraped Trapezoidal Channel <br />Elevation Invert <br />Principal Spillway <br />Type: 12-inch diameter gated decant <br />Elevation Invert <br />Freeboard <br />32.00 acres <br />2.64 acre-feet <br />3.79 acre-feet <br />3.91 acre-feet <br />0.67 acre-feet <br />0.78 acre-feet <br />3.31 acre-feet <br />4.69 acre-feet <br />6,081.75 feet <br />6,084.89 feet <br />6,076.66 feet <br />6,087.60 feet <br />6,083.60 feet <br />6,076.90 feet <br />2.71 feet <br />• <br />15 R Revised - December, 1991 <br />