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BORING NO. PB- 2/MW-2 <br /> w COORDINATES N <br /> a } i E. <br /> {r <br /> DRILLING REMARKS N o FIELD GEOLOGIST Rob Delnagro DATE BEGAN 7/18/03 _ <br /> U =3- t>: CHECKED BY R. Delnogro DATE FINISH® ^ <br /> a aa. <br /> oAPPROVED BY O `nD SURFACE ELEV 49 5 ft and a Traffic Rated Box TOTAL DEPTH 23 ft. CORE SIZE 8' dia <br /> OES <br /> �., 4 ASPHALT underlain by engineered fill <br /> Locking Cap <br /> fill � <br /> Cement Slurry CLAY WATH SILT Dark reddish brown. mME loose o m m en A <br /> r No Blank fine sand. 70-80%cloy. 20-30X sllt, medium plasticity. <br /> PNC Casing <br /> Med Chip <br /> 5 Bentonite d <br /> PB-2 4/5/8 88X Seal <br /> (5) <br /> as <br /> 10-20X silt SD-BO%day unconadidatsd flne tomedium grain ° <br /> CL <br /> d <br /> 10 == a <br /> LEMCLAYWTHwn m moderate oa c y <br /> PB-2 4/4/8 1007E _= fine sand 60-70X day 1 20X e8L <br /> (10') <br /> 2" re PVC $First Encountered groundwater at 11 ft. <br /> Screen w/ d <br /> 020 inch slots - <br /> 14.0 <br /> CLAY MATH SILT Dark reddish brown moist loose to medium density <n <br /> 15 fine sand, 70-80X day, 20-30X silt, trace organics, medium plasticity <br /> PB-2 5/5/5 100% Sand #3 =_ <br /> (15') <br /> or -- d <br /> Baraholtr <br /> 20 -- <br /> - 6/7/7 _- <br /> (2D')) <br /> Bottom <br /> Cap <br /> 23.0' <br /> TOTAL DEPTH OF BORING 23 FEET <br /> -25- <br /> 30- <br /> j <br /> 53035 <br /> DRILLER Fausto Santos PAGE 1 OF 1 <br /> DRILLING CO Gregg Drilling <br /> DRILLING !METHOD 8" HSA <br /> SAMPLING METHOD <br /> PROJECT . SBC <br /> LOCATION Tracy, CA <br /> PROJECT NO 838819 79000000 <br /> Shaw E&I,Ina <br /> DRAWN BY1 R8 IcHEcKED BY -2I- ORAMANG NO 838819-A155 <br /> DATE 09 04 3 APPROVED BY <br />