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1 Project: California Army National Guard Log of Soil Boring: B-9 <br /> i <br /> Location: Stockton CA Project Number: 18600251.02041 <br /> Dates Drilled: 03/07/08 Borehole Name: B-9 <br /> ' Drilling Contractor: Gregg Drilling Company Logged BY: T.Gere <br /> Drilling Method: Hollow-stem Auger Checked By: V.Elarth,P.G.#7120 �S <br /> ' Borehole Diameter. 8-inch Total Depth: 38.5 feet <br /> Comments: 15 feet North of Northeast comer of AST(3P-8) Sampling Method: Split Spoon <br /> N $, <br /> a ; 9 •� s <br /> .2w a rq 5 F, 5 LITHOLOGY DESCRIPTION SOIL BORING DETAILS <br /> 0 ..'�...'X. Concrete 0 <br /> 0 --------------------------------- <br /> Pea <br /> _-"'-----"'------------------- <br /> Pea Gravel r <br /> `------------------------------J <br /> Silty Clay(CL): <br /> r 5 3 B9.5 0.0/0.0 0.4 1350yii :, <br /> Silty Sand(SM):Minor clay,dark grayish brown(10 <br /> 5 YR 4/2),poorly graded,very fine to fine grained, <br /> 7 subangular to round,low density,damp. <br /> r10 Sandy Silt(Ml.):Minor clay,brown(10 YR 4/3),very <br /> 12 fine to fine sand,non-plastic,soft,calcite veins,damp. <br /> ]2 <br /> 1l1 89.10 0.0/0.0 0.4 1355 'lt <br /> 7S Cu.Ft.of Neat Cement <br /> Grout containing less than <br /> ' bentonite powder <br /> 0- <br /> 0 m feel <br /> 5 <br /> ]5 <br /> 15 B9-15 <br /> 20 0.2 1400 1 <br /> 1 --------— --------------------— <br /> 5 Clayey Silt(ML):Trace medium sand,gmy(10 YR <br /> 7 5/1),tow plasticity,firm,damp. <br /> 11 ----------------------------- 2 <br /> 20 B9_2p 0.0/0.0 0.2 1405 ::•:: :•:•:•: Sand(SP):Dark grayish brown(2.5 Y 4/2),Poorly <br /> graded,very fine to fine grained,subangular to round, <br /> low density,damp. <br /> S .M,( 9533 Ste eco <br /> 516-679-20.0 958'13 <br /> 916-6]9-2000 <br />