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The groundwater sample will be collected into laboratory-supplied containers using a <br /> decontaminated stainless steel bailer The sample will be transported in an iced cooler with chain- <br /> of-custody documentation to a state of California certified hazardous waste testing laboratory The <br /> lab willZpnalyze each groundwater sample for TPH-as-gasoline and BTEX by EPA Method <br /> 8021B/$O§N or 8260B, and for MTBE, DIPE, ETBE, TAME, TBA and 1,2-DCA by EPA Method <br /> 82506 m01,, <br /> Following sample collection, the CPT and Hydropunch borings. will be sealed with bentonite 9 t grout <br /> The grout will be placed to the bottom of the boreholes using a tremae pipe <br /> r� <br /> 34 Waste Storage and Disposal <br /> All waste sod, equipment rinse water, and purged groundwater will be contain 55- <br /> gallon <br /> g ed m separate 55 <br /> gallon drums for temporary on-site storage, pending waste profiling and proper disposition The <br /> disposition of the waste will be based on the analytical results of soil and groundwater samples <br /> analyzed during the investigation <br /> 36 Environmental Site Investigation Report <br /> A project report documenting all of the proposed work activities will be prepared and stamped by a <br /> state of California Registered Geologist and submitted to EHD and the Central Valley Regional <br /> Water Quality Control Board (RWQCB) The report will be prepared according to Appendix A of the <br /> Tri-Regional Board Staff Recommendations for Preliminary Investigation and Evaluation of <br /> 1 Underground Storage Tank Sites <br /> r <br /> r <br /> i <br /> 12 <br /> r <br /> 1 <br />