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�� .'J•?.s 'vaw�•��'+�'. _ _�= s �s .F "�$, ;1` .moi. � — —7-- a <br /> k <br /> itt feu . u'-'t',: S+c.S9'r Mar 21 91 9 11 14o.1)C P.ts1 <br /> March 21 , 1991 <br /> Jim Thorpe Oil, Inc. , on behalf of The Port of Stockton, at this time is <br /> requesting a second re-excavation and soil remediation program. The purpose <br /> of which is removing and disposing of the colntarhinAted. soil in the afore- <br /> mentioned area. The excavation will begin at the point marked W (inset) <br /> on Figure 4A extending towards and past the point marked E, a total distance <br /> of 20 feet and from point S toward and past point H, a total distance of 15 <br /> feet. The depth shall be 15 feet or to groundwater level at low tide, <br /> whichever is applicable. See attached Drawing Figures 4# and 5)t. <br /> Estimated amount of soil to be removed is approximately 167 cubic yards. <br /> All spoils removed will be placed on plastic sheeting and disposed of <br /> after an assPsscient of the extent of contamination is made. <br /> Approximately 11 soil samples will be taken. Two samples from each sidewall <br /> and three bottom samples. Sidewall samples will start two feet up from the <br /> bottom and again five feet higher. Bottom samples will be evenly spaced <br /> along the length of the excavation. See attached Drawing Figures 4B and <br /> 5B. <br /> Samples will be taken from the backhoe bucket at the direction of the <br /> Environmental Health Department representative. Samples will be taken by <br /> Wm. Hunter and Assoc., Registered Geologists. Samples will be analyzed by <br /> an approved laboratory for BTEX and TPHD to current Tri-Regional'.Board <br /> Recommendations for detection limits. All work related to this project <br /> will be under the direction of Wm. Hunter and Assoc., Registered Geologists. <br /> Final reports and conclusions will be submitted by,them. r <br /> i <br /> Post-it,brand fax transmittal memo 7671 rotpipenrr f <br /> From . <br /> co, <br /> a ♦sCa <br /> . Depl. Rion!r <br /> Fax <br /> F• <br /> r� /. x D 333- S 9 <br />