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i <br /> Figure 3 Schematic of Vapor Extraction Monitoring Well Construction <br /> Former Moresco Property <br /> . 16865 Gawne Road <br /> Stockton, California <br /> Project No. 251.2 <br /> Ground level <br /> *� Watertight well boic <br /> \\\4 \\\\ <br /> 20 ft Valve/Monitoring Port <br /> Cement grout. <br /> 2 ft Bentonite transition seal <br /> 2 ft —23#t low ground surface(bgs). <br /> 13 ft 1.0" dia. sch'40 PVC pipe <br /> 1 ft long 0.010'a slot screened interval <br /> y` ` U38bgs <br /> 19 ft Note:piping must achieve a i" spacing., <br /> #3 sand filter pack <br /> 59 f bgs <br /> 1 A� 1Ift <br /> Bentonite transition seal <br /> V <br /> 78 bgs11 Bentonite bottom seal <br /> Total.Depth 90 ft'. not to scale <br /> 8.0'. <br /> Geofogicaf Technics Inc. <br />