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Elm <br /> PRELIMINARY REPORT <br /> A. TEICHERT 5 SON, INC. r <br /> TRACY AGGREGATE PLANT <br /> TRACY, CALIFORNIA <br /> Facility: A. Teichert 6 Son, Inc. <br /> Tracy Aggregate Plant <br /> McArthur Blvd. and Lynne Rd. <br /> Tracy, California <br /> Owner: A. Teichert & Son <br /> Mailing <br /> Address: Mr. Dan Barbar <br /> A. Teichert 6 Son <br /> 3500 American River Drive <br /> Sacramento, CA 95864 <br /> Phone: (916) 386-6982 <br /> Engineer: James J. Elder <br /> L.F..M.E. Corp. <br /> 3814 Auburn Blvd. f62 <br /> Sacramento, CA 95821 <br /> Phone: (916) 972-8291 <br /> SITUATION <br /> On March 12, 1987, A. Teichert and Son, with permit issued <br /> by San Joaquin County, removed three small gasoline storage tanks <br /> located just south of the maintenance building as shown on the <br /> site plan. <br /> Soil tests were taken and analyzed. Results indicate <br /> contamination in the bottom of the tank hole. Results are <br /> attached. <br /> r on May 11, 1987, four backhoe trenches, located about 15' Qir <br /> from the tank hole, were excavated to a depth of 18± feet. <br /> Trench No. 1 was in the tank hole. The soil was contaminated <br /> with hydrocarbons to the full depth; therefore, no TPH nor <br /> was run on the sample, but it was analyzed for lead atQ1.9 <br /> Mg/Kg. In addition, a clean sample (L51631) from trench No. 4 <br /> was run for background lead at`5.l g/Kg, TPH, and BT%. Sample <br /> was not contaminated. Lab results are attached. <br /> Excavated material was checked in the field with a Gas Tech <br /> Surveyor for TP j Only the material from the tank hale indicated <br /> contamination. <br /> .... ..... -- <br />