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W�""p rP°'�'�'" Project No: 06-6102-00-4700-201 Page 1 of 1 <br /> totem,naw coryornoa <br /> . M£mabjee-0MeG Rv/pny <br /> PROJECT: POMBO PROPERTY <br /> Tracy,Califomia Log of Boring No. SB-5 <br /> `.' BORING LOCATION: N 2093512.2660,E 6287680.6600 ELEVATION AND DATUM: US State Plane NAD 83 Zone 3 <br /> DRILLING CONTRACTOR: Gregg Drilling and Testing,Inc. DATE STARTED: DATE COMPLETED: <br /> 11/5/03 9:15 11/5/03 9:50 <br /> DRILLER:Paul Rogers TOTAL DEPTH(ft.): MEASURING POINT: <br /> 12' Ground Surface <br /> DEPTH TO WATER(ft.): 10.5' <br /> DRILLING METHOD: Direct Push Continuous TIME: 9:45 <br /> DRILLING EQIUPMENT: Geoprobe GEOLOGIST:Will Slowik <br /> SAMPLING METHOD: Macrocore REVIEWED BY: <br /> SAMPLES v <br /> DESCRIPTION <br /> j a 7 o n a U) NAME(USCS):color,moist,%by wL,plasL and density. <br /> On om Ea W m <br /> M�'' `� (� CO) Surface Elevation: NA <br /> 6'Asphalt— — _— <br /> ____ <br /> Boring hand augered to 5'bgs_ <br /> CL Native material observed to be lean clay during borehole clearance. <br /> 2 j/ <br /> 3- <br /> 4— <br /> 4 <br /> 5 <br /> CL Lean Clay(CL);brown(10yr 4/3);moist;low to medium plasticity;709/6 clay, <br /> 30%fine to very fine sand;no odor or stain. <br /> 6-- <br /> 0A <br /> 7 <br /> 0.4 SB-" <br /> 9:28 g11 / <br /> CL Lean Clay with Very Fine Sand(CL);brown(10yr 4/3); 75%clay,25%very fine <br /> sand- <br /> 9- <br /> 0.5 <br /> and.90.5 / Same as above;color change to yellowish brown(10yr 5/4). <br /> 10 <br /> 0.7 // Sc Clayey Sand(SC);yellowish brown(10yr 5/4);saturated;55%fine sand,45% <br /> 11 clay;no odor. <br /> 12 ——— <br /> —— — — ——— — — <br /> 0.7 Boring terminated at 12'bgs. <br /> 13 <br /> 14 <br /> 15 <br /> 16 <br /> 17 <br /> 81920 18- <br /> 19- <br /> 20 <br /> NOTES: Groundwater sample GW-5 taken @ 9:45. <br /> 1�. <br /> Boring abandoned,borehole backfilled to surface grade with neat cement. <br />