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Conestoga-Rovers&*ociates `--" BORING/WELL 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 MW-4 <br /> JOB/SITE NAME Independent Shell-branded Service Station DRILLING STARTED 08-Nov-01 <br /> LOCATION 4315 Waterloo Road,Stockton,California DRILLING COMPLETED 08-Nov-01 <br /> Continued from Previous Page <br /> CL O Z W W a p SOIL DESCRIPTION(6 z? WELL DIAGRAM <br /> O <br /> a <br /> moist;5%clay,75%silt,20%fine sand;no plasticity. <br /> 25 MW-0-39' <br /> 0.0 50 @39'-olive brown(2.5Y 414);5%clay,60%silt,35%fine <br /> 40 sand. <br /> ML <br /> 0.011 MW-0-04' Bentonite Seal <br /> 22 @44'-SILT;(ML);gray(5Y 5/1);5%clay,90%silt,5% <br /> 45 fine sand. <br /> Monterey Sand <br /> #2/12 , <br /> 0.017 MW-0-49' <br /> z @49'-Sandy SILT;(ML);light olive brown(2.5Y 5/3);5% <br /> 150— clay,80%silt,15%fine sand. <br /> Q 0.0 27 4.0 <br /> MW-054' <br /> iz 33 Silty SAND;(SM);light olive brown(2.5Y 513);very <br /> 0 55 dense;moist;5%clay,30%silt,65%fine sand. <br /> c� <br /> LU <br /> J <br /> a' <br /> LL <br /> q 0.0 17 MW-4-59' <br /> 21 @59'-dense. 4 diam.,0.020~ <br /> 60 Slotted Schedule <br /> z 40 PVC <br /> o = <br /> 0 <br /> 0 <br /> it SM <br /> Lu <br /> Lu 0.0 17 <br /> MW-4-64' <br /> 3 40 @64'-olive brown(2.5Y 4/4);very dense. <br /> 65— <br /> z <br /> 0 <br /> U <br /> O <br /> LIU <br /> 0.0 a MW4.69' S_ <br /> v, ++ @69'-dark yellowish brown(10YR 4/4);medium dense; <br /> 70 wet;15%silt,85%fine sand. <br /> 0 <br /> 0 <br /> 72.0 <br /> 0 <br /> Bottom of <br /> o Boring @ 72 ft <br /> J <br /> 75 <br /> PAGE 2 OF 2 <br />