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s� <br /> K ARROWHEAD <br /> CONSULTANTS <br /> November 3, 1997 <br /> Mr. Durham Saleh Ali <br /> 23569 South Sante Fe Road <br /> Riverbank, CA 95367 <br /> RE: Ranch Market J� <br /> Contamination Site 2412 <br /> 23569 South Santa Fe Road <br /> Riverbank, California <br /> San Joaquin County, Environmental Health Division, in their letter dated September 08, 1997, <br /> requested the definition of the lateral and vertical extent of soil and groundwater contamination, we are <br /> pleased to submit our proposal to perform the investigation for the above referenced site. <br /> • Site work plan preparation S 150.00 <br /> 0 Drill and sample one borehole 600.00 <br /> • Laboratory analysis; two soil samples and one groundwater sample 210.00 <br /> (Samples will be analyzed for TPH, as gasoline and BTEX) <br /> IF Geologist 300.00 <br /> • Assessment Report 250.00 <br /> • Project supervision 200.00 <br /> Proposal total $1,710.00 <br /> Arrowhead Consultants proposed to complete the above tasks for a iump sum cost of$ 1,710.00. This cost <br /> estimate is based on the following assumptions. <br /> - drilling will not be unduly delayed by hard rock or flowing sand conditions <br /> - soil and groundwater disposal is not included in this proposal. <br /> -an additional cost of$150.00 per soil and groundwater sample if oxygenate compounds(Tertiary <br /> Butyl Alcohol(TPA),MTBE,Di-isopropyl Ether(RIPE),Ethyl Tertiary Butyl Ether(ETBE) and <br /> Tertiary Amyl Methyl Ether(TAME)testing is required by San Joaquin County <br /> - undetermined cost related to samples required to be tested for Methanol and Ethanol <br /> Respectfully Submitted, <br /> Arrow lead Consultants, Inc. <br /> d, <br /> Don Henderson <br /> President <br /> 1581 CUMMINS DR #143 BOX 5 - MODESTO, CA 95358 , (209) 574-0851 <br />