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r fi Y <br /> Va6fogica( Techi s Inc. <br /> LBoreho'Ie: Log <br /> Project Name_ Former Moresco Property Borehole .No. SB-4 Page 3 -of 4 <br /> Project No. 251.2 Date 04/Q6-07/95 Contractor Osterberg & Stewart Inc. C57 446670 <br /> Area & County 16865 Gawne Rd.,_Stockton Drilling Method Hollow Stem Auger <br /> Field Geo/Eng T. McDonald Elevation of Measuring Point N/A <br /> Tot. Dep. 100' Tot. Casing Dep. N/A Annular Seal N/A Filter Pack N/A Grout 100'-0 <br /> g ±110' <br /> Borehole Dia. 7.25" sing Dia. N/A Screened Interval N/A Slot Size N/A Water Level <br /> o <br /> . <br /> 0 3: Z Description Remarks j N '' <br /> vs cry U U o'42501 <br /> 60 PID reading <br /> r <br /> ;3 GP SAND&GRAVEL(2.5Y5/4) medium to 6pprn <br /> ts:os coarse,w/gravel up to 60 mm <br /> QJ <br /> — _ CL SILTY CLAY W/SAND(10YR5/6)friable, 3.4 ppm <br /> 4 118:24 D ; ' slight,plasticity,few black stained root tubes <br /> S~ <br /> O <br /> CL SILTY CLAY W/SAND (10YR5/6) friable, 5.1 ppm <br /> U slight plasticity,few black stained root tubes <br /> 18:38 ---- <br /> Z <br /> sW SAND(2.5Y6/8)fine to very coarse,well 30 ppm <br /> 8-52 <br /> graded,slight clay matrix <br /> �, rt <br /> = SILTY CLAY (2.5Y6/4) friable,root tubes 21 m <br /> CL PP <br /> 19.03 ---- <br /> ML CLAYEY SILT (2.5Y6/4) friable 2.1 ppm <br /> 19:16 ---- <br /> Notes: 0 Silt , =Clay Sand. (5Y5/6)=Munsell soil color description <br /> Gravel/Cobbles Lab Analysis Sample Grain size is referenced to the Modified <br /> r Wentworth Scale <br /> Fr rev 3/92 Drawn 05/05/95 <br />