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1 <br /> bailer, equipped with a bottom-emptying device, on a nylon cord through the casing and into the <br /> slotted section New sterile gloves will be used to handle the bailer and sample vials for each <br /> sample The groundwater is transferred from the bailer to 40-milliliter glass vials (VOA vials), <br /> plastic bottles and/or l-liter amber bottles with Teflon septum lids The samples will be labeled, <br /> logged onto a chain-of-custody document, and kept in cold storage during field work and transport <br /> to a state-certified analytical laboratory A collection procedure that precludes air from entering <br /> the sample containers is followed to prevent the release of volatile organic compounds This is <br /> verified once the containers are filled and sealed by inverting and tapping them to confirm no air <br />' bubbles are present To prevent cross-contamination, a new disposable polyethylene bailer is <br /> typically used for each well <br /> Upon completion of the soil and groundwater sampling, the borings will be backfilled with <br /> bentonite pellets and hydrated The upper portion of each borehole is backfilled with cement <br /> R031 Stnrage and Removal <br /> All soil cuttings generated during the drilling and sampling will be typically contained on site in <br />' U.S Department of Transportation (DOT)-approved containers (typically 55-gallon drums) <br /> pending laboratory analysis and proper removal. <br /> II <br /> 10 <br />