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d. Runoff Unit Depths: <br /> Drainage 25-Yr 10-Yr <br /> Area (Inches) (Inches) <br /> Pad 1 1.61 1.09 <br /> Pad 2 1.61 1.08 <br /> Pad 3 1.61 1.08 <br /> Pad 4 1.61 1.08 <br /> 1 1.25 0.79 <br /> 2 1.25 0.79 <br /> 3 1.25 0.79 <br /> 3. RUNOFF VOLUMES AND FLOWS <br /> Calculation based on hydrograph computer program (SCS Source) <br /> Drainage ' 25-Yr 10-Yr <br /> Area Area CN Volume Flow Volume Flow <br /> I S Mile Acres ac. ft cf s <br /> • Pad 1 2.38 0.0037 90 0.32 2.08 0.20 1.30 <br /> Pad 2 0.75 0 00010 90 0.09 0.59 0.06 0.40 <br /> Pad 3 0.44 0.0006 90 0.06 0.38 0.04 0.25 <br /> Pad 4 1.14 0.0017S 90 0.15 0.98 0.10 0.66 <br /> 1 3.37 0.0052 85 0.35 2.18 0.22 1.33 <br /> 2 1.95 0.0030 85 0.20 1.27 0.13 0.78 <br /> 3 10.61 0.0165 85 1.11 6.93 0.70 4.21 <br /> r <br /> _ . -3- <br /> 37 <br />