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10CAMBRIA <br /> Drilling Methods 10-inch hollow-stem augers <br /> Number of Bonngs One hollow-stem auger converted into an SVE well (VE-3) <br /> Boring and well specifications are described in Table 1 and the <br /> location is shown on Figure 2 <br /> Boring Depths Well boring VE-3 was dnlled to 45 fbg <br /> Soil Sampling Methods Soil types were logged using the Unified Soil Classification <br /> System and Munsell Soil Color Charts, and encountered soils <br /> are described on the exploratory boring logs presented in <br /> Appendix C Soil samples were collected at five-foot intervals <br /> for soil description, potential chemical analysis, and headspace <br /> analysis Soil samples were screened for the presence of organic <br /> vapors using a photo-ionization detector (PID) The PID <br /> readings are recorded on the boring logs <br /> Soil Analyses Selected soil samples were analyzed for TPHg by EPA Method <br /> 8015 Modified or equivalent, BTEX by EPA Method 8021B or <br /> equivalent, and fuel oxygenates by EPA Method 8260B <br /> Sediment Lathology Soil encountered while drilling consisted of alternating layers of <br /> silts (ML), silty sands (SM), and sands (SP) to the total explored <br /> depth of 45 fbg(Appendix C) <br /> Soil Disposal Approximately 16 tons of soil were generated during field <br /> activities, stored onsite, and covered with plastic sheeting The <br /> soil stockpile was profiled for disposal using data collected from <br /> the site during April 2001 On January 4, 2002, Manley and <br /> Sons Trucking, Inc of Sacramento, California transported the <br /> soil to Allied Waste Industries' Forward Landfill in Manteca, <br /> California for disposal <br /> Well Materials Well VE-3 was constructed using four-inch diameter, Schedule <br /> 40 PVC casing with a screen slot size of 0 020-inch and #2112 <br /> Monterey sand <br /> 1346 8 <br />