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Subsurface Soil and Groundwater Investigation Work Plan <br /> 4900 E.Mariposa Road <br /> Stockton,California <br /> Page 3 <br /> Table 1: Sampling Plan <br /> Sample Type Location Depth Sample Analysis QC <br /> Point (ft/bgs) Measures <br /> VOCs,CAM 17 Metals,TPH- <br /> B 1 thru B4 Soil Boring Leach fields 20 Motor Oil,TPH-Gasoline, N/A <br /> and TPH-Diesel <br /> B5 Groundwater TBD* —50 VOCS,TPH-Motor Oil,TPH- N/A <br /> (Grab) Gasoline,and TPH-Diesel <br /> Notes: <br /> ft/bgs=Feet Below Ground Surface <br /> *=Groundwater Sample location may change based on observations in the field <br /> QC=Quality Control <br /> N/A=Not Applicable <br /> TBD=To Be Determined <br /> VOCs=volatile organic constituents <br /> TPH=Total Petroleum Hydrocarbons <br /> 6.0 REPORTING <br /> Condor will evaluate the laboratory analytical results, qualify the data, and compare results to regulatory <br /> screening thresholds. Condor will prepare a report detailing the investigation. The report will include <br /> detailed geologic logs,laboratory analytical results,and conclusions/recommendations. <br /> 7.0 PROJECT SCHEDULE <br /> Condor will schedule the sampling event and obtain permits from SJCEHD upon approval of this Work <br /> Plan. Laboratory results are expected within one week of conducting the sampling. A report can be <br /> submitted to the Client within three weeks of the completion of the fieldwork. If you need additional <br /> information or have any questions,please call Alex Dewitt at(209) 938-1041. <br /> Respectfully submitted, <br /> CONDOR EARTH <br /> Alexander Dewitt,PG#7502 <br /> Vice President of Environmental Services <br /> X:\Project\9000_pj\9121 Dirt Dynasty Inc Mariposa Road Phase I ESA\9121A Phase II ESA\Reports\Work Plan\FR 20231212 Workplan.doex <br /> kxm� <br /> CONDOR <br />