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Advanced <br /> Inc . <br /> GeoEnvironmental , - <br /> u :1'ur tlrEr�1 Ctrlrh)��rr�r �' <br /> 1 <br /> 22 May 1995 <br /> AGE-NC-95-0105 <br /> Mr. Steve Sasson <br /> SAN JOAQUIN COUNTY PHS-EHD MAY .3 E'1 <br /> P. O. Box 358 7995 <br /> Stockton, CA 95201 ENVIRONMENTAL HEIS <br /> PERMIT/SERVICES <br /> Subject: NVork Plan Addendum for Excavation of Hydrocarbon Impacted Soil <br /> W. T. Jordan Property <br /> 298 West Grantline Road, Tracy, California <br /> Dear Nlr. Sasson: <br /> Iii accordance with the request from Mr. Bill Jordan, Advanced GeoEnvironmental, Inc. <br /> (AGE) has prepared this Work Plan Addendum for Excavation of Hydrocarbon Impacted <br /> Soil at 29S West Grantline Road in Trace, California. The Iocation of the site is illustrated <br /> in Fi--ure L <br /> 1.0. BACKGROUND <br /> A Work Plan submitted to the San Joaquin County Public Health Sezvices - Environmental <br /> Health Di%ision (PHS-EHD) described the excavation and sampling procedures. Soil ,,vas <br /> ewavated from near the former dispenser islands, bet-ween Tank Excavation A and Tank <br /> Excavation B (see Figure % - Site Plan), Exc,-wated soil was stockpiled on-siie on the <br /> southern and eastern portions of the property. <br /> Durin,g the initial excavation, contaminated soil was encountered beneath the former Tank <br /> Excavation A. Therefore, additional excavation %vill be required south and west of Tank <br /> Excavation A and north of the dispenser islands. <br /> 2.0. EXCAN'ATION OF ADDITIONAL SOIL <br /> AGE proposes to excavate a series of"potholes" or trenches to determine the lateral extent <br /> of impacted soil south and west of Tank Excavation A and north of the dispenser islands. <br /> Excavated soil will be screened using a photo-ionization detector (PID) for the presence of <br /> 1)-�h WO l I':A.X ,109` W;0 I1?f}(} <br />