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J` <br /> Y <br /> Teflon tubing ' Vaccum <br /> (0.25 inch diameter) <br /> ; •` Gauge <br /> Pounding <br /> Adaptor <br /> Drive rod into <br /> subsurface ' 1 liter <br /> Summa Canister <br /> Sample Collector <br /> Concrete Bentonite <br /> floor seal <br /> o•:•o° o e•�• ,s o•.•o ,e, o•e•o• o•e•o° o•e•o• <br /> e o•e�- o p.00-o .:o e o•��-o . o oo-o•:•o so- se-o•:•o <br /> ,s o o• ,oe o 0 0• ,e <br /> Backfill hole with Bentonite <br /> Pellets and hydrate after <br /> Probe removal <br /> Temporary Soil Vapor <br /> Probe Rod <br /> (0.50 inch diameter) <br /> Teflon tubing <br /> (0.25 inch diameter) <br /> Retract rod to <br /> expose intake <br /> Up to 5' screen and <br /> collect sample Adapter <br /> 17 <br /> \� Undisturbed Soil <br /> I <br /> ==-=-Retractable tip I I <br /> and stainless <br /> steel inlet tube with <br /> ' I wire mesh screen--- <br /> A---j— <br /> creen A---j_ Vapor ' <br /> 3„ AFL Flow <br /> I <br /> i <br /> Hole Not to scale <br /> Figure 2 VAPOR PROBE INSTALLATION SCHEMATIC <br /> November 2010 800 West Church Street, Stockton, California Environmen al Services&TeiMology `_ <br />