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<br />SEDIMENTATION POND HTDROLOG1f AND SEDiMENTOLOCY GLCULATIONS <br />SEDIMENT POND F <br /> <br />• <br />Drainage Area (acres) <br />Maximum Elevation (ft) <br />Minimum Elevation (ft) <br />Drainage Height (ft) <br />Hydraulic length (ft) <br />Avsrsge Slope (~) <br />Slope Ad~ustnbnt Factor <br />Sub Area Aerea <br />Direct <br />Undisturbed C 70.9 <br />Ditch F1 <br />Disturbed 17.75 <br />Undiaturbed B O.BS <br />Undisturbed C 26.62 <br />Average Curve Number <br />Average Runoff (i n) <br />10-yeer, 24-hour event <br />25-year, 24-hour event <br />100-year, 24-hour event <br />Equivalent Arss (acres) <br />Equivalent Peak Di seherge (cfs/in) <br />Actual Psak Dischsrge (efs/1n) <br />P«k Discharge (efs) <br />10-y«r, 24-hour event <br />25-y«r, 24-hour event <br />100-year, 24-hour went <br />Runoff Volu~e (ecro-feet) <br />10-y«r, 24-hour went <br />2S-y«r. 24-hour event <br />t00-y«r, 24-Mur went <br />Sediment Voluer (acre-f«t) <br />Pond Capacity (ecro-f«t) <br />Direct Ditch F1 Total <br />70.9 45.2 116.1 <br />8,276 8,342 <br />8,144 8,172 <br />132 170 <br />1.980 720 <br />6.7 23.6 <br />1.17 1.06 <br />Curve Mo. <br />B7 <br />7e <br />87 <br />B7 90 88 <br />0.68 0.84 <br />0.91 1.09 <br />1.31 1.53 <br />42.4 7.9 <br />41 15 <br />80 91.5 <br />S• 77 131 <br />73 100 173 <br />105 140 245 <br />4.0 3.2 7.2 <br />S.4 •.1 9.5 <br />7.7 s.e 13s <br />0.0 t.e t.e <br /> 9.0 <br />23-24 <br />