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Conestoga Rovers&Associates BORING / WELL LOG <br /> 5900 Hollis Street,Suite A <br /> Emeryville, CA 94608 <br /> Telephone: 510-420-0700 <br /> Fax: 510420-9170 <br /> CLIENT NAME Olympian JV BORING/WELL NAME AS-1 <br /> JOB/SITE NAME JIMCO Truck Plaza DRILLING STARTED 15-Aug-05 <br /> LOCATION 1022 Frontage Road,Ripon,CA DRILLING COMPLETED 15-Aug-05 <br /> PROJECT NUMBER 161556 WELL DEVELOPMENT DATE(YIELD) NA <br /> DRILLER Gregg Drilling,C57#485165 GROUND SURFACE ELEVATION 58.68 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 57.79 ft above msl <br /> BORING DIAMETER 8" SCREENED INTERVALS 30 to 33 fbg <br /> LOGGED BY R.Fennell DEPTH TO WATER(First Encountered) 25.00 fbg(15-Aug-05) <br /> REVIEWED BY B.Wilken,PG#7564 DEPTH TO WATER(Static) 24.90 fbg(15-Aug-05) 1 <br /> REMARKS Located 10'south of EW-1;15'west of MWA <br /> E H W Z 2 V] — U- <br /> 0 a_J W w a1 O LITHOLOGIC DESCRIPTION z F WELL DIAGRAM <br /> a m0Q w of Ow <br /> V) 0 U p <br /> 0.5 ASPHALT:6 inches thick. 0.5 LJ�IJ <br /> FILL:Silt,sand and gravel. 1.0 <br /> Silty SAND:Brown;loose;damp;20%silt,80%fine <br /> sand with mica;non-plastic;high estimated permeability. <br /> z <br /> 5- <br /> 2.5 3 AS-1-6 <br /> 3 SM <br /> _N <br /> N <br /> H <br /> (7 <br /> H <br /> J <br /> Q <br /> LL <br /> W <br /> C7 <br /> vi <br /> a 10 @ 10'-Medium dense;40%silt,60%fine sand;low <br /> 90 5 75 AS-1-11 plasticity;moderate estimated permeability. <br /> it s 11.0 <br /> Y Sand with silt:Light brownish gray;dense;damp;10% <br /> o silt;90%fine sand;non-plastic;high estimated <br /> z permeability <br /> 7 <br /> U <br /> SP <br /> i <br /> Portland Type 1/11 <br /> m <br /> 2 <br /> s 15 -- — — --- ———— — --- 15.0 <br /> Sandy SILT: Brownish gray;very stiff;damp;60%silt, 2"diam.,Schedule <br /> 1.5 12 AS-1-16 40%fine sand;low plasticity;moderate estimated 40 PVC <br /> 15 permeability;mottled. <br /> a <br /> U <br /> SR ML <br /> o: <br /> 0 <br /> a_ <br /> (7 <br /> O <br /> J <br /> >W <br /> 20.0 <br /> 20 -- -------------------------- <br /> Continued ex age <br />