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PARSONS <br /> SOIL GAS PROBE CONSTRUCTION DIAGRAM - FLUSH MOUNTED <br /> Soil Gas Probe Number <br /> Project Name: Drilling Co./Driller: <br /> Project Number: Drilling Method: <br /> Date Installed: Geologist/Signature: <br /> Traffic Vault <br /> Concrete 3-Way Valve <br /> Ground Surface <br /> M <br /> 1.0' <br /> 0.25"Outside Diameter PTFE Tubing //.//.// /// <br /> ///////// <br /> 4.0' <br /> Hydrated Granular Bentonite <br /> 3.25-inch Diameter Borehole """ <br /> 0.5' <br /> RMC Lonestar#2/12 Sand <br /> Stainless Steel Screen '" 0.5' <br /> 0.5' <br /> NOT TO SCALE <br />