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r� <br /> r <br /> i <br /> Chemical Analysis <br /> Up to thirty (30) soil samples, and ten (10) groundwater samples from the exploratory <br /> bonngs will be analyzed at a Chromalab, Inc State certified analytical laboratory These <br /> samples were tested for the following, Total Petroleum Hydrocarbons as Gasoline <br /> (TPHG) and Diesel (TPHD), Benzene (B), Toluene (T), Ethylbenzene (E) and Xylene <br /> (X), Methyl-tert-butyl-ether (MTBE) and fuel oxygenates, using EPA Methods <br /> 3510/8015, 8020, 8240 and 8260 Samples will be analyzed on a "normal" turnaround <br /> time <br /> Summary <br /> Wright has summarized the work, which will be performed below Please note that the <br /> number of boreholes stated belovv assumes that flowing conditions do not require <br /> duplicate readvances at individual borehole locations to collect the desired samples <br /> o Drill and sample five (5) exploratory borings (following the required utility and boring <br /> location and approval from the City of Tracy and Irrigation District representatives) <br /> • o analyze up to thirty (30) soil and ten (10) groundwater samples <br /> • Perform a surface penetrating radar geophysical survey over one-quarter acre, <br /> including suspected areas near V[W-9 and the welding building <br /> o Prepare a summary report of the work incorporating the previous field data <br /> • Quarterly monitoring is scheduled to continue for the site <br /> If you have any questions, please call <br /> Sincerelv, <br /> Wright Environmental Services, Inc <br /> John Lynch Christopher M Palmer =� N2 1262 '�O V-, <br /> President HG 246, CEG 1262 CEtRTl2IE�7 <br /> Cc Joanna Wishner <br /> Earl Breitstein <br /> Pave 3 <br />