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<br /> "T-� '. :Subject: Soil Stockpile Sainplir�g Plan g ,I � {t., k'�f#: ; ;
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<br /> j. ' Dear Ms_.IMeays � ` K i-, .�� 1. ." � r r ,z �: �_
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<br /> A . . . On 3 August 1995,1 soil excavation was^perfarnied along Grant"Line1. -,Road ..at the';sub�ect srt'. ..- yr
<br />�' _ Trenching was performed by.the City of Tracy for.the installation of undergroiinii utilities�ImgactedT:;� ' � ,
<br /> 4.-J . soil-was.:encountered near the Dik;Tracy.service station sign during trenching Fivesoil samples;were ::j, � .
<br /> IN collected fro1 .m the trenching by a representative of Wright Environrriental of Tracy -7 g
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<br /> Total etroteum h drocarbons as diesel :TPH-d was_detected at a concentration of 250, arts erg
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<br />, _tl-� _ .. million(ppm).in a.soil''sample-collected near the'station sign4{sample,I3T 1). Petroleum Hydrocarbons ,_,_-'-4_,`+ ` ,
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<br /> were not detected_in.four`soil samples'collected:�in'the:trenching ao th°e east'of sarriple DT 1 The _. �r r
<br /> � excavated soil was separated into a clean stockpile and an unpacted stockpile and stored near the site u ,
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<br /> We propose to relocate the impacted soil stockpile to the residential- agricultural property.at 2480` '
<br /> - - Toste Road, owned by,-N. Joseph.Tost&-4r ..The soil w1.ill•be�transported with a;loader and dump,_,� .
<br /> u, truck and placed on plastic,.sheeting Afler the soil has beer►relocated;.,sarriplmg will be scheduled:'`,, ,
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<br /> ` = SI. amples will be collected in 2-inch by 3 frith brass sleeves The ends of each sleeve will be covered 3
<br /> -_w with;aluminum.or Teflon streets•"capped and: sealed`with tape Samples will be t1.ransported under �-
<br /> r. chain-of-custody tn.a' cool'_container to astate-certified laboratory for analysis:-Samples will be Kms
<br /> r �' '; ` analyzed for.TPH as.'gasoline and:diesel aiid•volatile aromatics'{benzene toluene, ethylb'enzene and : `ti T
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