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04/01/2004 13:19 2094w67:- Y AGE STOCKTON y PAGE 011E <br /> I <br /> Advanced <br /> • i <br /> GeoEnvironme' ntal, enc. <br /> 41 April 2004 �01tf�1 D CQ!�,�lvV D <br /> AGE-NC Project No. 98-0468 <br /> A P R 0 1 2004 <br /> Mr. Jeff Wong <br /> San Joaquin.County Environm"tat Health Dcpartmert ENVIRUI\ME(�-I HEALTH <br /> i <br /> 304 East Weber Avenue PERPAIT%SERVICES <br /> Stockton,CA 95202 <br /> Subject: Work PTAs for Removal'of Monitoring-Wells ' <br /> VAN 13USKYRK GOLF COURSE FACILITY <br /> 1740 Houston Avenue,Stockton,California <br /> Dear Mr.Wong: <br /> At the request ofthe City of Stockton.,Advanced GeoEnvironmental,Tile.has prepared the enclosed work plan <br /> for Van Buskirk Golf'Course maintenance facility located at 1740:Houaton.A,venuc,Stockton, California. <br /> Basedon the San.Toaquin Co=ty Environmental Health Department(EHD)Standard's For Well Construction <br /> and Destruction and because of MTBE-impacted ground water at the site due to the release of petroleum <br /> hydrocarbons from the underground storage tank,"the well shall be,destroyed byremoving all material within <br /> the original borehole"; selected monitoring well abandonments will fallow the procedures listed in Section <br /> 13.17_For the abandonment of wells MW-4,MW-6,MW-9 and MW-10,the wells will be sounded for total. <br /> depth and checked for integrity,any obstruction found in the well will be removed;and the wells boring wil l <br /> be drilled and all construction material removed.A,fterwell destrueti on.,the excavatedboring-wi 11 be back flied <br /> withneatcementinaccordancewith Section 13.12.8/9.Theremainingwells will bepressurcgrouted and then <br /> the upper three feet will be excavated(over-drilled)and backfilled with rcat cement in accordance with Section' <br /> 13.17.12.After well destruction,the excavated boring will be back fillednative soil in accordance with Section <br /> 13.17.14. <br /> If you have any questions or.require further information, please contact,our office at (209) 467-1006. <br /> Sincerely, <br /> . 1 <br /> Advanced GeOftviironmental,Inc. <br /> William R.Little <br /> Senior Project Geologist <br /> California Registered Geologist No.7473 <br /> cc: Mr. James Giottonini -COS <br /> 837 Shaw Road,Stockton,Califomia 95215 <br /> Telephone(209)4f7-1006 PAX,(209)467-1118 � <br />