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' GEOMATRIX <br /> Ms. Donna Heran <br /> San Joaquin County Public Health Services <br /> July 17, 2000 <br /> �- Page 3 <br /> measured. After sampling, the borings will be grouted with a bentonite/cement slurry from <br /> the bottom to the surface via a tremie pipe. <br /> a <br /> ANALYTICAL METHODS <br /> r <br /> The groundwater sample will be analyzed by a California-certified.hazardous waste laboratory <br /> for purgeable organics, including BTEX and MUM, using EPA Method 8260. <br /> E <br /> REPORTING <br /> After receiving the analytical results of the groundwater sample from the laboratory", a letter <br /> ' report will be prepared for submittal to the PHS/EHD. The,letter.will include a summary of <br /> I� the groundwater sampling field-observations, laboratory data, and an evaluation of the <br /> k findings. <br /> lq: ANTICIPATED SCHEDULE <br /> Geomatrix wilt initiate the scope of services within 1 week after receiving approval from the <br /> PHS/EHD and authorization to proceed from Dole. Field activities can be started within <br /> 2 weeks after.Teceiving a drilling perzziit-from the PHS/EHD'(depending upon driller <br /> availability). Groundwater sampling is manticipated to.take 1 day, and sample analyses will <br /> take 2 to 3 weeks to complete. A draft letter report will be prepared for Dole's review and <br /> continent within 4 weeks after receiving the laboratory data.. Within I week after receiving <br /> comments from Dole, the report will be finalized for submittal to the PHS/EHD. <br /> Geomatrix is leased to be of service to Dole Food Company, Inc. Please call if you have <br /> P <br /> questions. <br /> t Sincerely.yours, <br /> GEOMATRIX CONSULTANTS, INC. <br /> Veen Chee Foong,.PE Paul C. Deutsch, CPSS <br /> Senior Engineer Principal Scientist <br /> Attachments: Figure 1 Location Map <br /> Figure 2 Former UST Area <br /> Geomatrix Environmental Field Protocols <br /> cc_ Ilene Miles, Dole Food Company, Inc. <br /> 11fr2\deptdatalPROJEC'R6508.0001document1650M I.doc <br />