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DITCH C-10 BASIN 27 <br />Time of Concentration (SCS Method) 08/07/1999 <br />Curve Number: 84 <br />Length of Flow (ft): 1400.68 <br />Average Land Slope (): 15.3 <br />Time of Concentration (hrs): 0.16 <br />08/07/1999 <br />Graphical Peak Discharge <br />Project: AMENDMENT By: GL Date: 08/07/99 <br />Location: DITCH C-10 Checked: Date: <br />Developed <br />1. Data: <br />Drainage area :....................A = 8.2000 Acres <br />Runoff Curve Number :.............CN = 84 <br />Time of Concentration:...........Tc = 0.16 <br /> Pond and swamp areas spread <br />• throughout watershed .... ........... = 5.00 percent of A <br /> 0.4100 Acres <br />2 . Frequency ..................... ...yr = 10 <br />3 . Rainfall,P(24-hour) ........ ......in = 2.00 <br />4. Initial abstraction, la...... ...... = 0.3810 <br />5. Compute la/P ................ ....... = 0.1905 <br />6. Unit peak discharge, qu. .....csm/in = 826.43 <br />7. Runoff,Q ........................ .in = 0.7439 <br />8. Pond & swap adjustment factor,...Fp = 0.75 <br />9. Peak Discharge,gp ........ .......cfs = 5.9076 <br />• <br />(Revised 12/00) Attachment 2.05.3(3) -70-79 <br />