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Conestoga-Rovers ivAssociates BORINGMELL LOG <br /> 19449 Riverside Drive, Suite 230 <br /> Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME SB-20 <br /> JOB/SITE NAME Shell Stockton Terminal DRILLING STARTED 05-Dec-07 <br /> LOCATION 3515 Navy Drive Stockton California DRILLING COMPLETED 05-Dec-07 <br /> PROJECT NUMBER 241729 WELL DEVELOPMENT DATE(YIELD) NA <br /> DRILLER Test America Drilling Corp. GROUND SURFACE ELEVATION NA <br /> DRILLING METHOD Airknife TOP OF CASING ELEVATION NA <br /> BORING DIAMETER 5" SCREENED INTERVAL NA <br /> LOGGED BY S. Lewis DEPTH TO WATER(First Encountered) NA Q <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) NA 1 <br /> REMARKS <br /> NLu ~ U UQ <br /> F^ (7 <br /> n OJ a F W y a 0SOIL DESCRIPTION = WELL DIAGRAM <br /> a O ¢ v age z <br /> Mo <br /> ti ov r� 0w <br /> 0 <br /> GW GRAVEL(GW);olive brown(2.5Y 4/3); dry; 100%fine <br /> • to coarse gravel. 0.5 <br /> SAND ISP);olive brown(2.5Y 4/3);dry; 100%fine to <br /> medium sand. <br /> @ V-dry to moist. <br /> SP <br /> 3.0 <br /> 21 SB-20-3 SILT fML);dark greenish gray(10Y3/1);moist; 15% <br /> clay,80%silt,5%fine sand;low plasticity. <br /> 8,3 se-20-5' 5 @ 5'-dark greenish gray(10Y 4/1);25%clay,75%silt; Portland Type I/II <br /> medium plasticity. <br /> 0 <br /> o ML <br /> Ln <br /> r <br /> LL <br /> 0 <br /> 'a <br /> N <br /> F <br /> z <br /> 'w <br /> 2 <br /> 0 <br /> a 44.3 SB-20-10• to— <br /> . . . . 10.3 <br /> z <br /> z Bottom of <br /> 0 Boring @ 10.3 <br /> It <br /> o <br /> N <br /> W <br /> N <br /> Q <br /> z <br /> O <br /> N <br /> O <br /> a <br /> O <br /> 0 <br /> 15 <br /> PAGE I OF 1 <br />