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TL 391-0086-08 Page 3 <br /> below the surface of the stockpile. Location and depth of soil <br /> samples were specified by Ms. Letitia Resch, San Joaquin County <br /> Public Health Services on-site representative. The soil samples <br /> from the UST excavation were collected after a backhoe bucket <br /> removed soil from the excavation. To obtain soil samples from the <br /> backhoe bucket, a clean brass sleeve was pushed into the soil . The <br /> soil samples from the stockpiled soil were collected by removing <br /> two to three feet of soil and then pushing a clean brass sleeve <br /> into the soil . After collection of the soil sample, the ends of <br /> the brass sleeve was covered with Teflon° tape, fitted with plastic <br /> caps, and sealed with electrical tape. The soil samples were then <br /> labeled, placed into a plastic bag, and immediately placed on ice <br /> for shipment to Twining' s state certified laboratory. Soil samples <br /> were delivered to Twining ' s facility in Fresno, California on <br /> October 16, 1991 . Chain-of-custody documentation, analytical <br /> laboratory reports, and a site plan showing soil sample locations <br /> are attached. <br /> 'VESTING PROCEDURES <br /> Soil samples S-1 and S-2 were collected beneath UST T-1, soil <br /> samples S-3 and S-4 were collected beneath UST T-2 , soil samples S- <br /> 5 , S-6 , and S-7 were collected beneath UST T-3 , soil samples S-8 <br /> through S-13 were collected from the stockpiled soils. Soil <br /> samples S-1 through S-13 were analyzed for B, T, E, and X using <br /> United States Environmental Protection Agency (U. S . EPA) method <br /> ©?; C7t4W7 <br /> Fresno Modesto Visalia Bakersfield <br />