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r. <br /> ,.. <br /> 22 February 2010 <br /> AGE-NC Project No. 96-0235 <br /> Page 4 of 7 <br /> and the rsults of <br /> presenting the findings. Each report will include a description ofwork <br /> ground-formed <br /> ound watedr analysese testing <br /> the ground water sampling and analysis. Laboratoryreports <br /> methods,laboratory QA/QC reports,and sample chaff custody <br /> wi 1 also ben included,will <br /> if appl cablepresented <br /> . <br /> in the quarterly report. Conclusions and recommendations ern <br /> Following one annual year of sampling a closure soma a ble and dereport clining lin ng dissolved MTBE pluld be prepared for the ume. <br /> UST cluster area,if data indicate ground water with <br /> The report will be in a format acceptable to the CVRWQCB, and will be reviewed and signed by a <br /> California Professional Geologist. <br /> 3.0. FIELD PROCEDURES <br /> All field procedures will be overseen by an AGE rep esentative under the supervision osampling arse <br /> Professional Geologist. Procedures for the well installation, well development, <br /> described below. <br /> 3.1. PILOT SOIL BORING <br /> Two pilot soil borings will be advanced at the site to a maximum depth of 60 feet and 75 feet bsg <br /> utilizing atruck-mounted hollow-stem drill rig with <br /> five�foothnt intervals begidiameter nning at 40�eet bsg <br /> il <br /> samples will be collected from the soil boring at <br /> Relatively undisturbed soil samples will be collected in each of the borings using a California <br /> oval <br /> modified split-spoon sampler fitted with 2-inch diame�hra ehexnosed ends of the g brass sleeves. e�ond sleeve <br /> from the sampler, sample sleeves will be separated w P <br /> will be covered with Teflon sheets, capped and sealed with tape. <br /> ist in <br /> Soils sampled in the borings will be visually clasSfiAddited by ionally soil n AGE camp es willbebe field accordance <br /> with the Unified Soil Classification System(USC ) with <br /> for the presence of volatile organic compounds using an organic vapor meter(OVM),equipped <br /> a photo ionization detector(PID). Soil sample descriptions and OVM readings will be recorded on <br /> a log for each boring. <br /> 'It be labeled with th <br /> Following sample collection,each preserved sample sleeve land labeled mplesew ll beg placed nn <br /> depth, time, date and sampler's initials. Appropriately sealed <br /> a chilled container with ice and transported under chain-of-custody procedure to a CDPH-certified ` <br /> laboratory. <br /> Advanced GeoEnvironmental,Inc. <br />