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Chevron Products Company Page 4 <br /> Chevron Service Station 9-9840,4344 Waterloo Road,Stockton,Calitornia September 20,2001 <br /> • Monitoring Well Surveying. A California state-licensed surveyor will survey <br /> the newly installed wells The well casings will be surveyed to the nearest 0 01 <br /> feet in elevation to a known benchmark <br /> • Report. A report will be prepared after completion of fieldwork and receipt <br /> of laboratory analytical reports The report will include soil boring logs, soli <br /> and groundwater analytical results, chain-of-custody documentation, and <br /> conclusions <br /> Field and laboratory procedures are presented as Attachment B <br /> SCHEDULE <br /> SECOR is prepared to begin work approximately 6 to 8 weeks following the approval of this <br /> work plan by San Joaquin County Public Health Department (SJPHD) and the acquisition of the <br /> necessary permits from SJPHD and the California Department of Transportation (Ca]Trans) <br /> If there are any questions regarding the contents of this site assessment report or work plan, <br /> please call Bill Brasher of SECOR at (916) 861-0400 extension 284 or Bob Cochran of Chevron <br /> at (925) 842-9655 <br /> Sincerely, <br /> SECOR International Incorporated <br /> Brian Silva William E Brasher, P E <br /> Staff Scientist Project Manager <br /> Attachments Table 1 —CPT Soil Analytical Data <br /> Table 2 —CPT Groundwater Analytical Data <br /> Figure 1 — Site Location Map <br /> Figure 2 — Site Plan With Soil Chemical Concentrations <br /> Figure 3 —Groundwater Chemical Concentrations and Proposed Groundwater <br /> Monitoring Locations <br /> Attachment A— Summary of Previous Investigations <br /> Attachment B —Field and Laboratory Procedures <br /> Attachment C — Cone Penetration Test Data <br /> Attachment D --Laboratory Analytical Reports and Chains-of-Custody <br /> cc Mr Marty Hartzell, RWQCB - Central Valley Region, Sacramento, CA <br /> Mr Bob Cochran, Chevron Products Company, San Ramon, CA <br /> Mr Joseph Bud>schch, Stockton, CA <br /> Mr Kevin Lee, Subway, Stockton, CA <br /> I\Chevron1998401REPORTS199840 CPT SA&WPFSA(4 wells)doc <br />