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<br />.Ilill.b. E 11 <br /> <br />STANDARD PROJECT FLOOD <br /> <br />RATES OF RISE AND_DURATION <br /> <br />FOUNTAIN CREEK <br /> <br />Location <br /> <br />Mile Height Time Max.imum Duration <br />Above of of Rab:3 of Above <br />Mouth Rise !3ise RisI3 BankDdll <br /> feet hours ft/I~ hours <br />9.81 17.1 8.0 2.9 18.!:i <br />1.69 18.3 8.7 2.9 20.0 <br /> <br />In upper reach <br /> <br />In lower reach <br /> <br />These rapid rates of rise and high stream velocities <br /> <br /> <br />in combination with deep flows would create a hazardous situation <br /> <br /> <br />in developed areas. Velocities greatar than 3 faet per second <br /> <br /> <br />combined with depths of 3 feet or greater are generally considered <br /> <br /> <br />hazardous to adult humans. <br /> <br />39 <br />