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Advanced <br /> GeoEnvironmental, Inc. <br /> 10 February 1998 <br /> AGE-NC Project No. 95-0137 <br /> 11 <br /> Ms. Mary Meays <br /> San Joaquin County Public Health*Services [ �� <br /> Environmental Health Division (PHS-EHD) �[ <br /> 304 East Weber Avenue,3`d Floor <br /> RFrStockton, CA 95202 FEB 11 1998 <br /> Subject: Work Plan Addendum ENVIPiONIVil.NTS}.I.. l FAUN <br /> RIPON FARM SERVICE PERM I11T / SFHVIClc-S <br /> 22871 South Highway 99,Ripon,California. <br /> Dear Ms. Meays: <br /> In accordance with your request in a letter mailed 03 February 1998,.4dvanced GeoEnvironmental, Inc. <br /> (AGE)has prepared the enclosed Work Plan Addendum for the Ripon Farm Service at 22871 South Highway <br /> 99 in Ripon, California. <br /> AGE proposed to advance one soil boring to 60 feet in depth if the vertical extent of soil and ground water <br /> contamination appeared to exceed 35 feet in depth, based on field observation. If a boring is established to <br /> depths greater than 35 feet in depth,the boring trill be completely backfilled with neat cen;ent in accordance <br /> with the PHS-EHD well standard 13.17.8. <br /> The location of the proposed ground water monitoring well in the eastern quadrant of the site, shall be <br /> established 150 feet northeast of ground water monitoring well MW-3, or approximately 115 feet north of <br /> r 11 <br /> soil boring B133. Figure 2 depicts the proposed location for the well. <br /> A site access agreement from Olympian Oil for the additional investigation has been granted and a copy Nvas <br /> mailed to your office in early February 1998, an additional copy of the agreement is attached. <br /> If you have any questions or require further information, please contact our office at(209) 956-0264. <br /> Sincerely, <br /> Adranced GeoEnvironmen ta1,Inc. <br /> W + <br /> William Little <br /> Staff Geologist <br /> Enclosures <br /> cc: Mr. Bruce McCandless - RFS, Mr. Alan Fetters <br /> Mr. James DeMera- Mullen, Sullivan &Newton <br /> Mr. Tim Gipson -Olypmian MBP <br /> 4005 North Wilson Way,Stockton,California 95205 <br /> Telephone(209)467-1.006 FAX(209)467-1118 <br />