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. DITCH C-7 BASIN 10 <br />Time of Concentration (SCS Method) 08/07/1999 <br />Curve Number: 87 <br />Length of Flow (ft): 448.11 <br />Average Land Slope (): 12.9 <br />Time of Concentration (hrs): 0.06 <br />- 08/07/1999 <br />Graphical Peak Discharge <br />Project: AMENDMENT By: GL Date: 08/07/99 <br />Location: DITCH C-7 Checked: Date: <br />Developed <br />1. Data: <br />Drainage area :....................A = 0.6000 Acres <br />Runoff Curve Number :.............CN = 87 <br />Time of Concentration:...........Tc = 0.06 <br />• Pond and swamp areas spread throughout watershed. = 1.00 percent of A <br />0.0060 Acres <br />2. Frequency ........................yr = 10 <br />3. Rainfall,P(24-hour) ........ ......in = 2.00 <br />4. Initial abstraction, la....... ..... = 0.2989 <br />6. Unit peak discharge, qu. .....csm/in = 987.64 <br />7. Runoff,Q ........................ .in = 0.9056 <br />8. Pond & swap adjustmen t factor,...Fp = 0.87 <br />9. Peak Discharge,gp ........ .......cfs = 0.7295 <br />• <br />caevissD iz/oot Attachment 2.05.3(3) -10-96 <br />