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�..� mow, <br /> Conestoga BORING / WELL LOG <br /> 5900 Ho Rovers&Associates <br /> 5900 Hollis Street, Suite A <br /> e Emeryville,CA 94608 <br /> Telephone: 510-420-0700 <br /> Fax: 510-420-9170 <br /> CLIENT NAME Olympian JV BORING/WELL NAME MW-10 <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) 27-Aug-05(26 Gallons) <br /> DRILLER Gregg Drilling,C57#485165 GROUND SURFACE ELEVATION 58.14 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 57.56 ft above msl <br /> BORING DIAMETER 8" SCREENED INTERVALS 15 to 35 fbg <br /> LOGGED BY R.Fennell DEPTH TO WATER(First Encountered) 24.00 fbg(15-Aug-05) <br /> REVIEWED BY B.Wilken,PG#7564 DEPTH TO WATER(Static) 24.30 fbg(15-Aug-05) 1 <br /> REMARKS Located 72'west of MW-9;93.5'south of MW-3. <br /> 2 CD <br /> E ?�H W Z F—- . U U <br /> O Z a W W 3 q a� LITHOLOGIC DESCRIPTION z F WELL DIAGRAM <br /> m0 2 w �J Oa <br /> a v � c)o <br /> ASPHALT:6 inches thick. 0.5 L r1 <br /> FILL: Gray;damp;gravelly sand. 1.0 <br /> Silty SAND:Reddish brown;loose;damp;20%silt,80% <br /> fine sand;low plasticity;high estimated permeability. <br /> 1 <br /> @ T-Mica;30%silt;70%fine sand. <br /> 3 5 SM <br /> 0.5 4 MW-10-6 <br /> 4 <br /> N Portland Type IAI <br /> N <br /> f <br /> F 2"diam.,Schedule <br /> 40 PVC <br /> LL 8.5 <br /> Lu 26 <br /> Silty CLAY:Gray;hard;dry;60%clay,30%silt,10% <br /> a 25 fine sand in brown nodules;non-plastic;los estimated <br /> �? 27 permeability;friable. <br /> 0 <br /> 10 _10- <br /> 0 11 <br /> 6 CL <br /> @ 11'-Light gray;50%clay,30%silt,20%fine sand. <br /> J <br /> N <br /> Z 1 MW-10-12.5 <br /> C7 <br /> 5 Sandy SILT:Brownish gray;hard;damp;60%silt,40% 13 0 Bentonite Seal <br /> e fine sand;mica;brown sand nodules. <br /> 12 ML <br /> N <br /> � 1e Monterey Sand <br /> 15.0 #2112 <br /> a 15 SAND with Silt:Light grayish brown;medium dense; <br /> 13 damp;10%silt,90%fine to coarse sand;non-plastic;high <br /> 15 estimated permeability. <br /> ° e SW <br /> i 1.5 +3 MW-10-17.5 <br /> 17.5 <br /> 16 Silty SAND:Brownish gray;medium dense;damp;40% <br /> 7 silt,60%fine sand;low plasticity;moderate estimated <br /> g e permeability. <br /> a <br /> °010 @ 19'-Sand grades into fine to medium grained with <br /> ++ SM mica;20%silt,80%sand;low plasticity;high estimated <br /> 3 20 <br /> on roue ex age <br /> PAGE 1 OF 2 <br />