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SAMPLING PROTOCOL <br /> EXCAVATION SAMPLING- FUEL LINE AND SPOILS PILE <br /> All soil sampling equipment was thoroughly cleaned with TSP (Tri Sodium Phos <br /> before and between sampling, to prevent cross contamination. Soil sampling in the <br /> ate) <br /> excavation will be taken with brass tubes, driven into the sidewalls and the bottom of <br /> the excavation. The number of samples was determined by the size of the excavation. <br /> Samples were also taken from the fuel line area and the spoils piles using the same <br /> hand driven sampler. <br /> The soil samples did not have head space and were immediately sealed in their <br /> using aluminum foil lined plastic caps. These samples were sent to Geo Monitor,liners Inc.. <br /> in Hesperia, California, a state certified laboratory. <br /> The soil samples taken from the excavation and fuel line area were analyzed for total <br /> petroleum hydrocarbons-diesel, using EPA method GCFID 3550/8015a <br /> pendix The samples taken from the spoils pile were analyzed for total petroleum h drocarbons- <br /> diesel, using EPA method 355018015, EPA methods 8010/8020 for purgedble <br /> hydrocarbons and aromatics_, and 11 metals using EPA methods 5010 and 7471 <br /> (appendix Q. <br />