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Project: California Army National GuardLog of Soil Boring: B-5 <br /> Location: Stockton CA Project Number: 18600251.02041 <br /> — 7 — <br /> Dates Drilled: 03/06/08 Borehole Name: B-5 <br /> Drilling Contractor: Gregg Drilling Company Logged By: T.Gere <br /> Drilling Method: Hollow-stem Auger Checked By: V.Elarth,P.G.#7120 <br /> Borehole Diameter: 8-inch Total Depth: 42 feet <br /> Comments: 6 feet North Northeast of MW-2 Sampling Metbod: Split Spoon <br /> 0 <br /> w m <br /> p� � —°g w a LITIIOLOGY DESCRIPTION SOIL BORING DETAILS <br /> Z <br /> 00 <br /> Asphalt <br /> ' Sandy Silt(M.):Minor clay,brown(10 YR 4/3),low <br /> plasticity,damp. <br /> 2 <br /> fi <br /> 14 <br /> 5 g$_5 O.Oro.O 0.0 0935 5 <br /> Silty Sand(SM):Dark yellowish brown(10 YR 4/4), <br /> moderately graded,very fine to medium grained, <br /> subangular to round,low density,damp. <br /> --------------------------------- <br /> 21 Sandy Silt(ML):Dark yellowish brown(10 YR 4/4), <br /> 21 very fine sand,firm,damp. <br /> 23 <br /> 10 B$-10 0.0/0.0 0.0 0940 10 <br /> 75 Cu.Ft.of Neat Cement <br /> Grout containing less than <br /> 5 bentonite powder <br /> 0-42 feet <br /> 9 <br /> 9 ------------------------------------ <br /> 9 <br /> _ _ __________9 0.0/0.0 0.0 0945 Clayey Silt ML Trace very fine sand,brown 15 <br /> 15 BS-15 Y Y ( ) rY <br /> (IOYR5/4), low plasticity,soft,calcite veins,damp. <br /> --------------------------------- <br /> Silty Sand(SM):Dark yellowish brown(10 YR 4/6), <br /> g poorly graded,very true to fine grained,subangular to I <br /> 11 subround,Iow.densiTy,lots of oxidation,damp. <br /> Ig B5-20 0.010.0 0.0 0950 Sandy Silt(ML):Olive brown(2.5 Y 4/3),very fine to 21 <br /> 20 fine sand,non-plastic,firm,damp. <br /> Uar Gateway 5 so,300 <br /> $16-679-20, <br /> 91fifi79d000 95833 <br />