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`J <br /> Geofogicaf Tecfmics im*. <br /> 2741 l4Zc,m <br /> Mad <br /> o cdvmdd 9sssi <br /> 12091534-64241F C#5!s-_q$2 <br /> July 17,2000 <br /> Project No.: 724.2 <br /> Project Name: Morita Bros.(Charter Way) <br /> Ms.Carol Oz a <br /> San Joaquin County PHS/EHD <br /> c <br /> 304 E.Weber Ave.,P Floor ' <br /> Stockton,CA 95202 <br /> v <br /> RE: Addendum#I to July 7,2000, Soil and Groundwater Investigation Work Plan _ <br /> Morita Brothers Property,814 E.Charter Way,Stockton,CA tv --_ <br /> Dear Ms.Oz: G' - <br /> Per your July 17, 2000 facsimile correspondence GTI has submitted this addendum to our July 7, 2000 work plan <br /> for the above site. Your fax includes the following items which are followed by our responses: <br /> • Addendum should include ...Evaluate soil and groundwater conditions in the area down gradient of the <br /> previoulsy located UST's. <br /> As stated in our July 7, 2000 work plan, page 2 - "Section 2.0 Proposed Investigation", Geological Technics <br /> Inc.proposes to advance a single soil boring near well MW-4 to a maximum of 90 feet below grade and convert <br /> it into a discretely screened deep monitoring well. Once the groundwater data from this well is evaluated,the <br /> location,number, and appropriate screened interval of additional down gradient wells can be determined, and <br /> will be submitted in an addendum to this work plan(The addendum containing the proposed locations of the <br /> down gradient wells will be submitted after the deep screened well has been installed). <br /> • Installation of a monitoring well in this location is recommended <br /> The work plan includes provision for installing wells down gradient of the former UST area, after the deep <br /> screened well is installed. <br /> Upon your review and approval of the work plan and this Addendum, GTI will prepare a cost pre-approval for <br /> Morita to submit to the Fund. Upon approval, we will schedual the drilling ASAP. A report of the June 28,2000 <br /> monitoring event is being prepared and will be submitted soon. <br /> Call me if you have questions on this matter. My phone number is 209-538-6424. <br /> Respectfully Submitted, <br /> ?ethnics Z <br /> Joseph D.Angulo <br /> cc: Frank Morita <br />