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r ' <br /> 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 /> I ; r lab will anal .zz. each groundwater sample for TPH-as-gasoline and BTEX by EPA Method <br /> 8021F1 �,(VI� 8260B, and for MTBE, DIPE, ETRE, TAME, TBA and 1,2-DCA by EPA Method <br /> 82601 l <br /> Following sample collection, the CPT and Hydropunch borings will be sealed with bentonite grout. <br /> The grout will be placed to the bottom of the boreholes usingia tremie pipe. <br /> 3.4 Waste Storage and Disposal <br /> rr <br /> r s All waste soil, equipment rinse water, and purged groundwater will be contained in separate 55- <br /> r � <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 /> I 3.5 Environmental Site Investigation Report <br /> k A project report documenting all of the proposed work activities wilf�be prepared and stamped by a <br /> i state of California Registered Geologist and submitted to EHD andthe Central Valley Regional <br /> Water Quality Control Board (RWQCB). The report will be prepared according to Appendix A of the <br /> y Tri-Regional Board Staff Recommendations for Preliminary lnvestigation and Evaluation.of <br /> Underground Storage Tank Sites. J <br /> r� <br /> 1 � r <br /> tl <br /> F <br /> f <br /> ` 12- <br /> T ' <br /> j <br />