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The San Joaquin Company Inc. <br /> Monitoring Well Log <br /> [WELL No.: MW-16 Project: Former Fueling Station Project No.: 9902.012 <br /> r Owner: <br /> Carl B.Navarra Location: 7500 W.Eleventh Street,Tracy, California <br /> Top of Casing Elevation: 46.48 ft_ Surface Elevation: 47.07 ft. Depth to Water: 8.68 ft. <br /> L Date Installed: 04/20/04 Total depth of Boring: 26.5 ft. Boring Diameter: 8 in. <br /> Well Casing Diameter: 2 in. Total depth of Well: 24.5 ft. Casing Material: PVC <br /> Hollow Stem Auger <br /> Drilling Company: Spectrum Exploration Inc. Drilling Method: 9 <br /> Driller: Tony Young Logged By: Steve Flexser <br /> NOTE:Uniform Soil Classifications are from field observations only without data from laboratory. <br /> t Depth Graphic <br /> (Feet) Sample Log Description Well Construction <br /> Heavy-duty steel wellhead box with bolted cover <br /> 0 Clayey Sandy GRAVEL.(GC) and O-ring seal <br /> Lockable water-tight cap <br /> •:..,.•: <br /> *:•:•:*: 9 Concrete <br /> `- Type-II Portland cement grout <br /> Black CLAY{CH),stiff,moist, <br /> interbedded with Black Silty CLAY(OH), Bentonite seal <br /> 4 wet(black water) <br /> .. No fuel odor,slight organic odor <br /> . 6 s <br /> 8 V 04/30/04 <br /> t Light brown Silty CLAY(CL),medium stiff, <br /> with very fine sand,no odor <br /> #., 10 s � CL <br /> a <br /> 5 `° Soft,vary silty No.2 Monterey sand filter pack <br /> 12 s <br /> 14 <br /> 2-inch diameter PVC well casing <br /> 16 4 _ with 0.02 inch aperature machine-cut slots <br /> 6 Medium stiff <br /> No odor <br /> 18 <br /> ,. Brown Silty SANTO(SM),very loose,fine <br /> SIS No odor <br /> 20 o N <br /> o � <br /> B 3: Grey-brown,more coarse sand <br /> 22 2 <br /> 24 Conical PVC casing cap <br /> IB. No Sample Heaving sands at 25 feet <br /> Recovered <br /> 26 <br /> TD Boring @ 26.5 feet <br /> — 28 - <br /> 30 — <br /> Page <br /> 2s30Page 1 of 1 <br /> r� <br />