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The San Joaquin Company Inc. Monitoring Well Log <br /> WELL N�o.: W-3B Project: Former Fueling Station Project No.: 9902.016 <br /> Owner: Carl B.Navarra Location: 7500 W.Eleventh Street,Tracy, California <br /> To of Casing Elevation: 48.37 48.76 <br /> Top 9 ft. Surface Elevation: ft. Depth to Water: 9.32 ft. <br /> L Date Installed: 03/27/02 Total depth of Boring: 50.5 ft. Boring Diameter: 8 in. <br /> Well Casing Diameter: 2 in. Total depth of Well: 50 ft. Casing Material: PVC <br /> LDrilling Company: _Spectrum Exploration Inc. Drilling Method: Open Stem Auger <br /> Driller: Dave Gonzalez Logged By: Dai Watkins <br /> L. <br /> NOTE:Uniform Soil Classifications are from field observations only without data from laboratory. <br /> Depth Sample Grapghic <br /> Feet p La Description Well Construction <br /> L <br /> n r•r•r•r <br /> 30 `S-ti�ti•L- <br /> tir_r.f4 Light brawn,Silty SAND(SP)-very fine, <br /> MW3B •'sap tir very loose,very wet <br /> r•rti�tir No odor <br /> •r•r•r•r <br /> 32 Light brown,soft Silty CLAY(CL)- <br /> increasing stiffness with depth Type-II Portland cement grout <br /> 34 CL <br /> Mw3B No odor <br /> 36 3s.5 <br /> i ':r• <br /> '~-ti•tis <br /> Silty SAND(SP)-very fine, <br /> 3$ ':�:ref very loose,very wet <br /> ' r•r•r.r Light brown SAND(SP)-very fine, Bentonite seal <br /> 40 f r very loose,wet,some gravel increasing <br /> • Mw36 ''�S 'r with depth <br /> .ti•1 ti,ti. <br /> 40.5 •r•e..-tir NO Odor <br /> 42 <br /> No.2116 Monterey sand filter pack <br /> .:SGP',;: Sandy GRAVEL(GP) <br /> 44 =F <br /> .{:.4 <br /> MW3t3 •%-%yrs? Moderately firm,light brown Silty <br /> L r.r.r•r <br /> 46 45.s •{•ti-ti•ti• SAND(SP)-very loose <br /> r 1i1•r <br /> NO Odor <br /> 1SP•.r PP 2-inch diameter PVC well casing <br /> ,.•tiaa. Tools tra ed at 45 feet. <br /> ti. <br /> r.r.r•r <br /> . ti.ti.ti. <br /> 48 s:ti L sf with 0.10 inch aperature machine-cut slots <br /> 1W <br /> �� .;iGp::. Dense,light brown Sandy GRAVEL(GP) <br /> %:•'.:.:: No odor Conical PVC casing cap <br /> MW30 <br /> 50.5 <br /> �.+ 52 TD Boring @ 50.5 feet <br /> i 54 <br /> AW <br /> 56 <br /> 58 <br /> 60 <br /> Page 2 of 2 <br /> L <br />