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• DITCH C-6 BASIN 16 <br />Time of Concentration (SCS Method) <br />Curve Number: 86 <br />Length of Flow (ft): 1737.75 <br />Average Land Slope (): 5.3 <br />Time of Concentration (hrs): 0.29 <br />08/07/1999 <br />08/0'7/1999 <br />Graphical Peak Discharge <br />Project: AMENDMENT By: GL <br />Location: DITCH C-6 Checked: <br />Developed <br />1. Data: <br />Drainage area :....................A = 15.5000 Acres <br />Runoff Curve Number :.............CN = 86 <br />Time of Concentration:...........Tc = 0.29 <br />Date: 08/07/99 <br />Date: <br />• Pond and swamp areas spread throughout watershed. = 5.00 percent of A <br />0.7750 Acres <br />2. Frequency ........................yr = 10 <br />3. Rainfall,P(24-hour) ......... .....in = 2.00 <br />4. Initial abstraction, la....... ..... = 0.3256 <br />5. Compute la/P ................. ...... = 0.1628 <br />6. Unit peak discharge, qu. .....csm/in = 661.39 <br />7. Runoff,Q ........................ .in = 0.8490 <br />8. Pond & swap adjustmen t factor,...Fp = 0.75 <br />9. Peak Discharge,gp ........ .......cfs = 10.1996 <br /> <br />cRavzsen iz/oo) Attachment 2.05.3(3) -10-95 <br />