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JOB NO 96.001.00 DATE 1/31/96 <br /> PROJECT Stevens Clay Mine <br /> OFFSITE BASIN OftsRe Flows <br /> Time <br /> of Concentration Run-0ff <br />~ =T +T <br /> <br /> 1.81.1-C5)~ O=C/A <br />T. _ <br />r <br /> 1.81.1-0.1~ 500 A=22.2Acres <br />~ _ <br />36 <br />1 C,o=0.25 <br />T. . <br />= 22.Omin C,~ =0.50 <br />i <br />For T_ = 24.7 min: <br /> L <br />T~ = a = 3.0 in / hr <br />i <br /> V , <br /> 400 i,~ = 4.5 in / hr <br />T =-=160 sec=2.7min <br />/ 2.5 <br />T = 24.7 m in F O,o = 16.7 cfs ~ <br />c <br /> O~~ = 50.0 cfs F- <br />