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NAM M■ <br /> i Touchstone <br /> Developments <br /> �...� Environmental Management <br /> June 15, 1993 <br /> Chevron U. S .A. <br /> 2410 Camino Ramon <br /> San Ramon, California 94583 <br /> Attention: Brett Hunter <br /> Reference: Soil Excavation and Remediation Report <br /> Former Chevron Service Station No. 9-6465 <br /> 5608 North Pershing Avenue <br /> Stockton, California <br /> Gentlemen• <br /> This report prepared by Touchstone Developments (TD) <br /> discusses soil excavation and remediation activities <br /> performed at the above referenced site (figure 1 ) . Soil <br /> excavation and remediation activities began on April 23 , <br /> 1993 and continued through May 20, 1993 . <br /> SITE CONDITIONS <br /> The analytical reports from the recent Touchstone <br /> Developments UNDERGROUND STORAGE TANK REMOVAL REPORT dated <br /> March 31 , 1993 and previous underground storage tank removal <br /> information from a Blaine Tech report dated September 12 , <br /> 1988 , indicated residual soil contamination existed in the <br /> vicinity of the former fuel underground storage tank complex <br /> (UST) and product line areas . <br /> SITE ACTIVITIES <br /> Soil remediation involved the excavation and removal of <br /> hydrocarbon impacted soils from beneath the former fuel UST <br /> complex, waste oil tank, and product line areas . A <br /> Touchstone representative was on site to observe excavation <br /> activities , segregate excavated soil into stockpiles, and <br /> collect samples from both, the excavation and stockpiles . <br /> Also, on site to observe excavation and sampling activities <br /> were representatives Linda` Turkatte and Margaret Lagor.io <br /> from San Joaquin County Public Health Services , <br /> Environmental Health Division, as well as various <br /> representatives from Kleinfelder Associates . <br /> PO Sox 2354 - Santa Rosa, CA 95405 • Office (707) 538-8818 - Fax (707) 538-8812 - Mobile/Fax (707) 484-5112 <br />