ARCHIVED REPORTS XR0001782 - Laserfiche WebLink

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LFR Levine-Fricke Revised Once the data required to assess thea applicability,ty, e ffectiveriess, and costs of the combined SVE/GOS technology for the Site has been collected, the Phase IV pilot test will be terminated 8.5 Phase IV Data Analysis After completion of the Phase IV SVE/GOS pilot test, the following will be performed • calculate the area of influence of the ozone spargnng wells • assess the effectiveness of the GOS in reducing concentrations within the gxoundwater 9.0 FIELD SAMPLING PLAN AND QUALITY ASSURANCE PROTOCOLS LFR will perform the required dual completion well mstallattion, groundwater sample collection, soil vapor sample collection, and other field activities following the guidelines of the Field Sampling Plan presented in Appendix A of the "Draft Remedial Investigation and Feasibility Study Work Plan (RI/FS Work Plan), Lodi, California," dated April 29, 2002 (LF 2002) A brief description of the protocol to be followed to complete the field activities relevant to the Pilot Study is presented below 9.1 SAMPLING STRATEGY AND APPROACH The field activities will consist of the following. • determining locations of underground utilities • installing dual completion wells using either a hollow-stem auger or air rotary casing hammer rig • dual completion well development • constructing the required SVE/GAS/GOS system • shakedown and startup of the SVE/GAS/GOS system collecting sort vapor and groundwater samples during the performance of Phase 1, Phase IT, and Phase 111 pilot tears (see below) A description of the protocol to be followed during implementation of field activities is presented in Section 8 2. In addition to this description, LFR will request the contractor selected to install the SVE/GAS/GOS system to provide a quality assurance plan prior to field construction. i M&zs wpsvEcs.LA3di-rev-0s123 as Mfr Bc�ibO d 8RToV9VGozT 01 906V ZS9 OTS 3NOIN3 3NIA31 Nan N3 Bb 9T Z0, 60 inn