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• DITCH C-14 BASIN 3 <br />Time of Concentration (SCS Method) 08/07/1999 <br /> <br />Curve Number: 88 <br />Length of Flow (ft): 1201.69 <br />Average Land Slope Q: 6.8 <br />Time of Concentration (hrs): 0.18 <br />Graphical Peak Discharge <br />Project: AMENDMENT <br />Location: DITCH C-14 <br />Developed <br />1. Data: <br />08/07/1999 <br />By: GL Date: 08/07/99 <br />Checked: Date: <br />Drainage area :....................A = 15.0000 Acres <br />Runoff Curve Number :.............CN = 88 <br />Time of Concentration:...........Tc = 0.18 <br />Pond and swamp areas spread throughout watershed. = 5.00 percent of A <br />0.7500 Acres <br />2. Frequency ........................yr = 10 <br />3. Rainfall,P(24-hour) ..............in = 2.00 <br />4. Initial abstraction, la............ = 0.2727 <br />5. Compute la/P ....................... = 0.1364 <br />6. Unit peak discharge, qu......csm/in = 813.60 <br />7. Runoff,Q .........................in = 0.9652 <br />8. Pond & swap adjustment factor,...Fp = 0.75 <br />9. Peak Discharge,gp ...............cfs = 13.8045 <br />• (REVISED(430-02) Attachment 2.05.3(3)-1- 21 <br />