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' *EGG GREGG DRILLING AND TESTING,INC <br /> GREGG IN SITU,INC <br />' ENVIRONMENTAL AND GEOTECHNICAL INVESTIGATION SERVICES <br /> October 19, 2004 <br />' Advanced Geo <br /> Attn: Eyrene Fisher <br />' 837 Shaw Road <br /> Stockton, California 95215 <br />' Subject. CPT Site Investigation <br /> Pacific Auto <br /> Acampo, California <br />' GREGG Project Number: 04-338ma <br />' Dear Ms. Fisher <br /> The fallowing report presents the results of GREGG IN SITU's Cone Penetration Test <br />' investigation for the above referenced site. The following testing services were performed* <br />' 1 Cone Penetration Tests (CPTU) x <br /> 2 Pore Pressure Dissipation Tests (PPD) x <br /> 3 Seismic Cone Penetration Tests (SCPTU) ❑ <br /> 4 Resistivity Cone Penetration Tests (RCPTU) ❑ <br /> 5 UVIF Cone Penetration Tests (UVIFCPTU) ❑ <br /> 6 Groundwater Sampling (GWS) x <br /> 7 Sod Sampling (SS) ❑ <br /> 8 Vapor Sampling (VS) ❑ <br /> 9 Vane Shear Testing (VST) ❑ <br /> 10 SPT Energy Calibration (SPIE) ❑ <br /> A list of reference papers providing additional background on the specific tests conducted is <br /> paPe p 9 9 P <br /> provided in the bibliography following the text of the report If you would like a copy of any of <br /> these publications or should you have any questions or comments regarding the contents of this <br /> report, please do not hesitate to contact our office at(562) 427-6899 <br /> ISincerely, <br /> GREGG IN SITU, Inc. <br /> r <br /> Mary Wald <br /> IOperations Manager <br /> 950 Howe Road•Martinez,Cahfornia 94553 o(925)313-5800•FAX(925)313-0302 <br /> OTHER OFFICES SUMMIiRVILLE-LOS ANGELES-SALT LAKE CITY-HOUSTON-VANCOUVER-WEST BERLIN(NJ)-AUGUSTA <br /> WWW WCR9dn111DCom <br />