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` ALTON GEOSCIENCE PROJECT NO 42-0014 DATE DRILLED 3-30-92 <br /> LOG OF EXPLORATORYCLIENT Caltrans I WELL NO <br /> BORING A <br /> LOCATION 1603 South B Street, Stockton,Callfomla MW-12 <br /> LOGGED BY M Taylor APPROVED BY <br /> Page 3of3 <br /> FIELD SKETCH OF BORING LOCATION <br /> DRILLING METHOD Hollow Stem Auger HOLE DIAM 10" <br /> SEE FIGURE 2 SAMPLER TYPE S Ilt spoon <br /> CASING DATA 4"Sch 40 PVC 63'blank, 15'screen <br /> TOP OF CASING ELEVATION 21.23'msl DRILLER Westex <br /> cc V c DEPTH TO WATER 70' 65 88' <br /> CL CL <br /> N g LU .� 2 uj ts DATE 3/31/92 417/92 <br /> 0 CL u_ C = ELa c 0 TIME 8 48 AM 9 10 AM <br /> m a u¢, o 0> 0 co a DESCRIPTION <br /> SP 1J7J <br /> - 74 <br /> �J�J <br /> 3,8,17 , , ' '" <br /> - 76 SANDY CLAY brown, moist, very stiff <br /> End CapCL <br /> 9,15,30 - 78 SAME hard <br /> - 80 <br /> Boring terminated at approximately 79-112 feet below grade <br />