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�• M. <br /> f 0V CONSULT P NEERS & GEOLOGISTS <br /> I /n1 ��C. ...0 <br /> • SOIL, FOUNv^TION G GEOLOGICAL INVESTIGATIONS <br /> 4765 INDEPENDENCE $T. WHEAT RIDGE (DLNVER), COlOAA00 80033 TEL. 003) 424-5518 <br /> HYDROGRAPH <br /> Drainage A Area 72 acres <br /> Storm 100-year Thunderstorm Period 1 hour <br /> Rain 2.3 inches Runoff 1.21 inches <br /> Curve Number 88 Time of Concentration .25 hours <br /> Total Hydrograph <br /> - - - - - - Incremental Hydrograph <br /> 4.0 <br /> 0 .214 <br /> i <br /> •78 Excess Rainfall (inches) <br /> 3.5 <br /> 3.0 <br /> 2.5 <br /> Yf <br /> V <br /> O <br /> O <br /> 2.0 <br /> cc <br /> cs <br /> iPeak Discharge 175 cfs <br /> N <br /> 1 .0 / \ Total Runoff <br /> .5 / \ <br /> 0 <br /> 125 .5 -75 1 .0 1 .25 1 .5 1 .75 2.0 <br /> TIME - HOURS <br /> I <br /> FIGURE II-2 <br />