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TANK CLOSURE REPORT <br /> BEACON STATION #494 <br /> 2185 EAST FREMONT STREET <br /> STOCKTON, CALWORIVIA <br /> E Acton • Mickelson • van Dam, Inc (AMV), has been authorized by Ultramar Inc (Ultramar) <br /> to conduct soil sampling as required during underground storage tank removal at Beacon station <br /> -_ #494, 2185 East Fremont Street, Stockton, San Joaquin County, California The site is located <br /> on the northwest corner of the intersection of "D" and East Fremont Streets (Figure 1) The <br /> surrounding area is a mix of residential and commercial properties <br /> 1.0 BACKGROUND <br /> Petroleum product storage at the site consisted of three 10,000-gallon, single-wall steel, <br /> underground storage tanks for motor vehicle fuel storage. The former location of the <br /> underground tanks is illustrated on Figure 2 The northernmost tank contained unleaded <br /> gasoline, the middle tanks contained midgrade unleaded, and the southernmost tank contained <br /> supreme unleaded. ? <br /> Previous work at the subject site by AMV included the installation of five ground water <br /> monitoring wells and four dual-completion vapor extraction wells, and advancement of two soil <br /> bonngs A more detailed description of soil and ground water investigations conducted at the <br /> subject site is contained in AMV's "Soil and Ground Water Investigation Report," dated June 4, <br /> 1992, and "Additional Soil and Ground Water Investigation Report," dated February 11, 1993 <br /> 2.0 UNDERGROUND STORAGE TANK REMOVAL <br /> AND RELATED SOIL SAMPLING <br /> B&C Construction of Sacramento Cahfo 7s was theeneral contractor g o tractor for the tank removal <br /> The underground storage tanks were triple-rinsed by H&H Environmental Services (H&H) prior <br /> to removal. The tank rinsate was transported by H&H to their facility in San Francisco, <br /> California, for disposal <br /> On March 8, 1993, the existing underground storage tanks were removed Removal of the tanks <br /> was witnessed by Mr Kenneth Earnest of Ultramar and Ms Carol Oz and Mr Mike Infurna <br /> of the San Joaquin County Environmental Health Department (San Joaquin County) The tanks <br /> were inspected upon removal No holes were found in the tanks, and they appeared to be in <br /> good condition The tanks were transported by H&H to their facility for metal salvaging <br />