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PROJECT Arco Service Station 5-2133 WELL 1 PROBEHOLE/BOREHOLE NO <br /> LOCATION 2908 West Benjamin Holt Drive,Stockton, CA /���++ <br /> PROJECT NUMBER 77BP 52133 06 AS-10 PAGE 1 OF 3 E C ® R <br /> DRILLING STARTED 2127106 COMPLETED 2127106 NORTHING(ft) EASTING(ft) <br /> INSTALLATION STARTED 2127106 COMPLETED 7127106 LATITUDE LONGITUDE <br /> • DRILLING COMPANY Cascade Drilling, Inc GROUND ELEV(ft) — TOC ELEV(ft) -- <br /> DRILLING EQUIPMENT R107 Sonic 500 INITIAL DTW(ft) 45 2127106 BOREHOLE DEPTH(ft) 63 0 <br /> STATIC DTW(ft) NE WELL DEPTH (ft) — <br /> DRILLING METHOD Sodic WELL CASING DIAMETER(in) --- BOREHOLE DIAMETER(in) 6 <br /> SAMPLING EQUIPMENT Steel Core barrel LOGGED BY L Heberle CHECKED BY <br /> a $ <br /> _ m <br /> °1 a o U Description Time 3 o v H o C W Borehole <br /> o = Sample ID »- m v o_ Backfill <br /> m <br /> Airkmfed for clearance to 8 feet bgs <br /> Concrete cap <br /> to grade <br /> 5 5 <br /> CL LEAN CLAY CL 2 5Y 512 grayish brown, <br /> medium plasticity, stiff, moist,strong HC <br /> odor Trace fine sand, (0,0,100) <br /> No Sample 70 <br /> 10 10 <br /> 0823 <br /> AS-10-5- 106 <br /> 105-060227 <br /> CL LEAN CLAY CL 2 5Y 512 grayish brown No Sample 3 5 <br /> medium plasticity soft,wet strong HC odor, <br /> Trace fine sand (0,0,100) <br /> 15 CL LEAN CLAY CL 2 5Y 512 grayish brown AS-1820 0-5- 15 <br /> medium plasticity,stiff moist, strong HC 7 6 <br /> O-S- <br /> odor Trace fine sand, (0,0,100) <br /> 0 20 CL LEAN CLAY CL, 10YR 412 dark grayish 20 <br /> brown very soft,wet, moderate HC odor No Sample 35 <br /> z Trace fine to medium sand (0,0 100) <br /> 0 <br /> 0 <br /> U <br /> CL LEAN CLAY CL 10YR 5/4 yellowish 0847 <br /> AS-10-S- 35 <br /> brown, medium plasticity very soft,wet, <br /> a Trace fine to medium sand,(0,0,100) 23-060227 <br /> 0 <br /> w 25 SM SILTY SAND SM 10YR 513 brown fine to 25 <br /> a medium-grained non plastic moist, <br /> subrounded poorly graded,(0 80,20) <br /> • SP SAND', SP 2 5Y 513 light olive brown,fine 0848 <br /> a to coarse-grained, poorly graded, Subangular AS-10-S- <br /> g to subround, (0,100,0) 27-060227 <br /> 0 <br /> 0 <br /> 0 <br /> c� <br />