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'1386 L. Beaver St <br /> R1. A2 Bo 177 <br /> WESTERN GEO-ENGINEEIRS C:-5 A:1 ``& Woodland, CA 95695-9603 <br /> FAC 916/662-0275 <br /> RECISTFAIM Ch4jUX,1ST% <br /> (916) 662-45NI <br /> Alir i t 7.2 , I I)Li H <br /> PIAN I-'()I( ASNI-:HSMHNT, OUTLINE <br /> DES121t1l PfL.­IIROI.EUM SERVICE STATION 0787 at 95() 11th Street, Tracy, <br /> California, in Sec 29, T23 , U5V , mDR&m <br /> FOR: Peter Allen , WA(,TON K'NCINIERRING, 1337 Rinke Lane , were <br /> Sacramento , CA 95691 , (916) 372-1888. <br /> Ref - walLon Projcc°­ 168-2104 <br /> 1, Preliminary Plan For Site Asesement <br /> A. Ex ract fluff rom open i left "ruck) <br /> w/en 3 tanks were removed. <br /> .into nto hol ing t k (t k a r -r u c k <br /> Y <br /> 1 , to lea up to h e <br /> 2. Lo c k 'for re rge tw. <br /> a. C k for p d ct in r ha a fluid rA er. <br /> b, f p duc - is f nd, xtract into holding tank <br /> rep e a u .it Clea —amuwn <br /> S. Remove all sand ande gravel from ank hole and ram <br /> P ova <br /> native soil <br /> I . past o?lor or sniffer reading detection <br /> 2 , screen soil with fruit <br /> jar and samplp -sniffer <br /> 3. when "clean" <br /> a . sample native soil at each of the 3 tank sites <br /> b. t.he- above 3 samples Co a certified lab for 5TEX <br /> C. Install 3 monitor wells to 15 feet into 1st water (estimate <br /> 26 f6et, t0l:,A' depth ) . -T, 4D.down gradient and one <br /> background (Ur) q.-aJienL) and for gradient measurement. <br /> 1 . NW corner of 'site (9th & 11th streets) ; <br /> down gradient. <br /> 2. NE of <br /> tank hole (near 11th street) ; down gradient. <br /> 3. South of SW corner of station Building ; background <br /> 4. Develop by Purr.pinq fluid ini.o tanker truck <br /> When certified lab results are back showing bottom of tank <br /> hole is clean <br /> 1 . insr.all new tanks as previously Planned. <br /> 2, open std Lion for business. <br /> II. - Set up monitoring !.-Ogram to determine if any other- remedial <br /> work is necessary, <br /> 111. Prepare complete <br /> site characteiization and assessment plan <br /> if other remedial action is needed , <br /> Respectfully sublujtted, <br /> Jack E. Napper <br /> Registere6 Geologist 03037 <br /> J EM11 In <br /> W_ <br /> L <br /> BE <br /> TO TM <br /> ICN nr, TM MIGIM <br /> CWILT <br />