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(Zc7 <br /> Percolation Test Rate Adiustment <br /> fJ r �- az REuFtZS�I� <br /> Pipe wE Do CAS., 7 IS <br /> Assume 113 <br /> void space Boring Pt4Re 1zo:TiFk /p,., <br /> i PC / .. <br /> i <br /> A <br /> d1 <br /> d2 <br /> d1 =4.5 inch diamenter hole <br /> d2=2.0 inch diameter pipe <br /> Adjust= oi- J f TN�g#. <br /> dZ *1/3(di -d2Z) <br /> 2.15 = 4.52 <br /> 22* 113(4.52-2.52) <br /> Adjustment: 2.15 <br /> Smallest Change: 10 min/ 1inch <br /> Multiply by rate adjustment: 2.15* 10 minlin = 21.5 min/in <br /> Percolation rate <br /> �1 -5 <br /> minutes 1 inch <br /> M <br /> i <br />; <br /> 1 <br /> i <br /> r pies s <br /> NEIL O.ANDERSON&AS SOC.,INC. <br /> CEOWaNCALSMVIMS-O"REMNO USOVITORM Z W <br /> V HWJMMUt LnA.G YRS d <br /> Rp+l sT-37m t t S 00 r <br /> I'lat;e 7 <br />