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File: J:\OOJOBS\003-2166\OUtpu[Files\DNSSAHXI 10/31/00, 11:14:20AM <br />• Civil Software Design -- SEDCAD+ Version 3.1 <br />Copyright (C) 1987-1992. Pamela J. Schwab. All rights reserved. <br />Company Name: GOLDER ASSOCIATES <br />Filename: C:\SEDCAD3\2166\DNSSAS User: WDP (modified 6 revised by TAC) <br />Date: 10-31-2000 Time: 11:05:35 <br />North Soil Storage Area Sediment Pond <br />Storm: 2.30 inches, 25 year-24 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.1 hr <br />NON-POND STRUCTURE INPUT/OUTPUT TABLE <br />J1, B1, 51 <br />DNSSA-1 <br />Drainage Area Erom J1, H1, S1, SWS (s)1: 3.4 acres <br />Total Contributing Drainage Atea: 3.4 acres <br />MATERIAL: COBBLES AND SHINGLES <br />Triangular Earthen Channel <br />Limiting variable: Velocity = 5.500 fps <br />Sediment-laden Water <br />• Design Bottom Manning's <br />Discharge Width ZLeft ZRight Slope n <br />(cfs) (ft) (~) <br />4.06 2.5:1 2.5:1 2.5 0.035 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(Et) (fps) lft) <br />__O_7i_____3_Zi_______3_6_______0 370______0 95 <br />w/ Freeboard: 0.71 3.6 <br />Runoff Peak Peak Sediment Peak Settleable <br />Volume Discharge Sedimene Concentration Concentration 24VW 24AA <br />(ac-fU (cfs) (tons) (mg/1) (ml/1) (ml/1) (ml/1) <br />IN/OUT 0.32 4.06 38.6 154146 59.15 72.13 7.88 <br />••aaaaaaaaaaaaaaaaaaaaaaau aaeaaaaaaaaaaaaaseaaaaaaaeaaaaaaaaaaaaaau •aaaaaaa.. <br />J1, B1, S2 <br />DNSSA-3 <br />Drainage Area from J1, B1, S2, SWS (s)1: 3.0 acres <br />Total Contributing Drainage Area: 6.4 acres <br />MATERIAL: COBBLES AND SHINGLES <br />Triangular Earthen Channel <br />• Limiting Variable: Velocity = 5.500 fps <br />Sediment-laden Water <br />Page: 19 <br />