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The San Joaquin Company Inc. Monitoring Well Log <br /> WELL No.: MW-8 Project: Former Fueling Station Project No.: 9902.016 <br /> Awe Owner: Carl B.Navarra Location: 7500 W. Eleventh Street,Tracy, California <br /> Top of Casing Elevation: 4927 ft. Surface Elevation: 49.76 ft. Depth to Water: 10.56 ft. <br /> Date Installed: 03/25/02 Total depth of Boring: 22 ft. Boring Diameter: 8 in. <br /> Well Casing Diameter: 2 in. Total depth of Well: 22 ft. Casing Material: PVC <br /> Drilling Company:_ Spectrum Exploration Inc. Drilling Method: Open Stem Auger <br /> i <br /> Driller: Dave Gonzalez Logged By: Dai Watkins <br /> NOTE:Uniform Soil Classifications are from field observations only without data from laboratory. <br /> (Feet) Sample Graphic Description Welt Construction <br /> L,. <br /> Heavy-duty steel wellhead box with bolted cover <br /> 0 6 inches Bituminous Macadam paving and O-ring seal <br /> Silty Sandy GRAVEL(GP)-fill Lockable water-tight cap <br /> rr.. 2 ° Concrete <br /> ........... <br /> •ti•t.L.ti• <br /> SP'tiC Light brown,fine Silty SAND(SP)-fill <br /> 'r'afti; Type-11 Portland cement grout <br /> .r <br /> it 4CL Medium stiff,brown Silty CLAY(CL)-with <br /> Mw8 inclusions of bituminous macadam(fill) Bentonite seal <br /> 5 No odor <br /> 6 <br /> 5 <br /> Medium soft,brown Silty CLAY(CL)- <br /> tr.�� 8 increasingly soft with depth <br /> 10 No Core No odor <br /> L Recovery 04/11/02 <br /> • <br /> 12 — <br /> L No.2116 Monterey sand filter pack <br /> _ 14 - <br /> 2-inch diameter PVC well casing <br /> 16 Mw8 No odor with 0.01 inch aperature machine-cut slots <br /> 15.5 <br /> `h 18 <br /> L <br /> 20 MN18 •ti f r�g�f Coarse SAND(SP)-with some gravel <br /> 20.5 '31 SP:r No odor <br /> •tir rtir~r Conical PVC casing cap <br /> l6r 22 <br /> TD Boring @ 22 feet <br /> 24 <br /> L <br /> - 26 - <br /> - 28 <br /> k <br /> 30 <br /> L <br /> Page 1 of 1 <br />