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Q~~~~ ~ -a <br />beak <br />• EAST N.IfIE DIVERSION <br />Peak Flow Calculation <br />1. Determine drainage area. <br />A = 32.28 acres <br />2. Determine curve number. <br />Cf189 <br />3. Determine precipitation. <br />l0yr -- 24hr = 1.6in <br />• 4. Determine volume of runoff, <br />l0yr -- 24hr = 0.71in <br />5. Determine peak flow <br />l0yr -- 24hr = 32.0 cfs <br />EAST f1IFIE DIVERSION) - EASTERN LIf:E <br />Ditch Sizing <br />1. Q = 16.0 cfs (; of 32 cfs) <br />2. Cross section - shot June 11, 1981 <br />• 6' 9' <br />2.5' <br />