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July 21,2003 <br /> Job Number:LG03-120 <br /> Page 12 f -r <br /> j <br /> Our office believes the site would be suitable for residential development utilizine�r. <br /> "engineered"septic system that provides some measure of treatment the of wasteA <br /> modified filter bed design,designed to slow the percolation rate which also provides an organic <br /> carbon source,has been utilized in parts of the county with similar challenges. Though the use of <br /> these systems will minimize the negative impact from septic system/s,there will continue to be <br /> some impact from a ricicultural fertilization. 0 S p��� S jI 54t m� <br /> Our specific recommendations for the project are as follows: <br /> 1) An engineered septic system such as a modified filter bed design, should be <br /> utilized to reduce the impacts from nitrate in the waste water. Our office would <br /> be pleased to discuss other treatment options,costs, and permitting issues. These <br /> _ services could be provided to you or the property buyer as part of a separate <br /> contract. <br /> 2) Follow San Joaquin County Public Health Services Sewage Standards where <br /> applicable. <br /> 9.0 LIMITATIONS <br /> The conclusions of this report are based on the information provided regarding the existing and <br /> proposed development,the use of the subject property, and the site conditions as they existed at <br /> the time we excavated our test holes and performed the percolation tests. It was assumed that the <br /> test holes and percolation test results are representative of the subsurface conditions in the <br /> general area. <br /> Our professional services were performed,our findings obtained, and our conclusions proposed <br /> in accordance with generally accepted engineering principles and practices. This warranty is in <br /> lieu of all other warranties either expressed or implied. Test findings and statements of <br /> professional opinion do not constitute a guarantee or warranty, expressed or implied. <br /> Best Regards, <br /> NEIL O. ANDERSON &ASSOC., INC. <br /> David J. Welch,M.Sc., Senior Geologist Garret S.H.Hubbart,M. c., General Manager <br /> CEG-2151,CHG-653PES Gr 0Z Civil Engineer No. 59010 <br /> PpFESS/0 <br /> H. <br /> Iij Q <br /> NO.2151 C�" N"-� cej 4Z P <br /> CC CERTIFIED 0 (5 <br /> -- m EyGINEERING <br /> W Exp.6-30-07 <br /> GEOLOGIST ��Q ` <br /> s�F�7FCO"C?\'z <br /> ���OFC���O <br /> OF f: •js��`' <br />