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w* <br /> I8 July 2008 <br /> AGE-NC Proj Lt No. 95-0137 <br /> Page 6 of 6 <br /> 33, EQUIPMENT DECONTAMINATION <br /> Prior to use,all sampling tools used for sample collection will be thoroughly rinsed with clean water <br /> after being washed with a solution of Alconox. All probing rods will be cleaned prior to <br /> :a <br /> a <br /> advancement at each probe boring location. 5 <br /> i <br /> 3.4. BO G ABANDONMENT <br /> Following collection of soil vapor samples, each borehole will be filled to the ground surface with <br /> a cement grou . The grout mixture will consist of portland neat cement and not more than 6 gallons <br /> of water per 94--pound sack of cement.The grout will be deployed through a tremie pipe.If required, <br /> a grout inspec 'on will be scheduled with San Joaquin County Environmental Health Department <br /> 1 <br /> personnel. <br /> •p <br /> s 9 <br /> l ' <br /> rfSeC <br /> S K <br /> f <br /> E <br /> i <br /> *r 11 <br /> Advanced GeoEnvironmental,Inc. <br /> I p H <br /> J <br />