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i <br /> Completed on Underground Storage Disk <br /> Code: A:CP1an.Doc (Using Zenith 248 PC) <br /> 60TC-W (Mr . Harrier (243}832-9E36/cJf; <br /> 2 0 MAY 1987 <br /> SUBJECT: DDTC, Underground Storage Tank Closure Plan <br /> Mr . Donald Shaulis 1. <br /> Department of Health Services <br /> Northern California Sectfon <br /> Toxic SUbstsnOe3 Control Division <br /> 42504 Power inn Road <br /> , JS . <br /> Sacram,anto, CA 96825 <br /> i <br /> Dear Mr . Shaul is: <br /> References • <br /> ! a• Department of Health Services letter , April � <br /> sut-jest: DCr7G, Undergrou3, 1803' <br /> nd Storage- Tank Closure Pl <br /> C�efictency, San ,Joaquin County. an, Notice of <br /> t'• Defense CIepat Tracy 's letter , February 6, 19$7 , Subject : <br /> 7snk ,� tosure, Plans, Defense fense Depot Tracy. <br /> f . c . Defense 1 Depot Tr <br /> a <br /> Contract. cy , Underground Storage Tank Rem.ovst- <br /> As requested per reference a, please find for - clarification the <br /> folfcsNin9 statements regarding removal of underground tanks <br /> located at Defense Depot Tracy: <br /> Vnderoround Tank Building <br /> 247 : Immediately upon removal of this <br /> tank, five individual Samples <br /> each and <br /> one from the center of the tank)rshall'Gbe Cole safrle lected frromea depth <br /> of Onepos foot. le sh vlbe o les shaft be compaslred and a single <br /> composite sample shaft be obtalntd and submitted for laboratory <br /> analysis. <br /> The three foot sample origlnatty ,identiffed In references b sntl c <br /> arlilt not bre required untess laboratory analygfs of the composite <br /> Sample Indicates soil oontaminstion. <br /> tf visible contamination Is detected, <br /> taken and enafyiIndividual samples will be <br /> Settad separately for the parameters listed in <br /> ion III (Decontamination The Facility} A. 1 . b. Of the <br /> .Closure Plan (reference b) . <br />