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9 T H U 1 9 P B S <br /> KLF.INFELDER <br /> Contamination). The guidelines require two samples for every 50 cubic yards of soil <br /> excavated. The anticipated of area to be removed is shown on Plate 3 (8' by 8' by 4 ' <br /> deep). It is estimated that 10 to 15 cubic yards of soil will be removed and two soil <br /> sa will be collected from the excavation for chemical analysis. s jVe viait <br /> S. California Analytical Laboratory/Enseco of West Sacramento, California, pati <br /> contracted to analyze soil samples collected during re-excavation. The samples will <br /> be analyzed for total petroleum hydrocarbon :_xtractable (Method 3550) by GC- V(`€ <br /> FID. The name of the contracted laboratory has been included on the attached �(So <br /> "Authorization to Release Analytical Data"form. <br /> 6. The amount of soil to be excavated is expected to be between 10 and 15 cubic yards. <br /> This estimated is based on field observations made February 23, 1989, and <br /> concentration of TPH in the soil sample from the east of the tank. A backhoe will <br /> be used to excavate the contamination soil. y� (5 Je,� r-ON,e'-r�`� <br /> 7. Soil removed from the excavation will be stockpiled onsite. Based on the results of <br /> the sample analysis, the soil will be transported to an appropriate class landfill. The <br /> City of Stockton will he responsible for removal and disposal of the contaminated <br /> soil. <br /> (�r o 5 S -j 2 e�l� o l01 C�k c � j n <br /> 171-89-412 <br />