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m <br />■i < <br />Ml <br />% <br />» % <br />m <br />m <br />4 <br />Ml <br />Page 7 - #120 86-74 <br />tests be taken as the controlled fill is placed to document that proper com’ <br />paction Is being obtained. <br />NEW SEWAGE TREATHEWT SYSTEH <br />Project Information <br />Me understand the new house will have three bedrooms and approximately 4S00 <br />sguare feet of living area. This Implies It is a Type I residence. In <br />addition, there will be a half bath facility in the heated garage, wftich Is <br />a separate structure. It Is planned to place the soil treatment system in <br />the northwestern portion of the lot. <br />Percolation Test Results <br />The overall results of our percolation (perc) tests and borings Indicate a <br />suitable perc rate but a shallow water table. A sheet describing the perc <br />test procedures. In accc I'-nce with HPC-40 Guidillnes, Is attached. <br />ts and Recommendations <br />Itcause of the shallow water table, which Is only 3|' below the surface In <br />the proposed drainfleld area, we suggest that an “elevated dra1nf1eld“ be <br />considered, ieci^ise of the several trees in the extreme northwest portion of <br />the lot, consideration should be given to shifting the drainfleld eastward. <br />In tlw secondary area. Regardless of the exact location of the new sewage <br />treatment system, the total trench bottom area can be based on a percolation <br />rate of to Bln/in., in our opinion. For an estimated dally sewage flow of <br />I