ARCHIVED REPORTS_XR0011166 - Laserfiche WebLink

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SITE ASSESSMENT REPORT 2150 E. FREMONT ST. , STOCKTON, CA 95205 PREVIOUS WORK AND REPORTS Two previous reports/ applications have been prepared and '^ presented to the San Joaquin Department of Health Services , Environmental Health Division (EHD) by Jim Thorpe Oil Inc . , (JTO) . These two appended documents are : ( 1 ) Application For Tank Removal , and (2) Re--Excavation/Resample Work Plan, dated 3/23/92 . This report is appended. The re—excavation/resample work plan proposed to partially fill the existing excavation at the north and south ends where no contaminants had been found, using the portions of the spoil that had tested clean, and to enlarge and deepen 4 the excavation and resample in the areas where contaminants had been found. This report by WJH relates the activity at the site subsequent to and as a result of Report # 2 listed above . The site location is given on Figure 1 and other figures where appropriate . BACKGROUND DATA RE: ,.., TOPOGRAPHY, SOILS AND HYDROGEOLOGY The site is located in an industrialized area, on the parking lot and partially in the entrance to a rear parking yard for trucks and equipment for several businesses . The parking area is enclosed by a chain link fence that had been partially removed in order to get the excavation equipment �- to the site . The fence and entrance gate were replaced after operations were completed on 4/21/92 . The area location is shown on Figure 1 of this report, a USGS topographic map base . Elevations approximate 22 ' MSL. The parking area is covered with somewhat degraded asphalt and in the immediate area where the UST' s had been located, a 6" concrete pad had been poured. Figure 2 shows the area soil types , although the surface �.. soils in the general area had been completely covered with asphalt, roads , curbs and buildings . The surface soil is shown as "Stockton Adobe Clay" , which was found in the excavation underlying the surface cover. 2 V