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Boring Number, MW-2 HORIZON ENVIRONMENTAL INC <br />' Job Number 1641 13 <br /> Site Location Beacon #641, Stockton, CA <br /> Drilling Company Woodward Drilling Drilling Method 8—inch Hollow Stem Auger <br /> Drilled By Erik, Amador & Ryan Sampling Method Split—Spoon Sampler <br /> Date Drilled 09/15/97 Total Depth 75 Feet <br /> Logged By L Smith Depth To Groundwater 55 5 Feet <br /> L I <br /> d a D_ <br /> y > c rn o_ D <br /> cu O — G O " U O <br /> a� Z v Q Z Soil U-aWell <br />' o ex 0 <br /> c a v o e1 Description o �, Comments <br /> o r 97 v a c y c� �, Construction <br /> E m r Of V) <br /> t°n 0 cm U oC <br /> 1 1 <br /> CLAY, block, moist stiff, low to medium Casing Installation Data <br /> . � <br /> 2 2 plasticity CL <br /> 2—inch PVC <br /> 0 020—inch screen <br /> 3- <br /> 4— <br /> 4 4 �+ <br /> S 5 •y <br /> s <br /> 30 SANDY SILT, yellowish—brown d very ML <br /> 6 of 50 18 14 0 6 hard, low platicity rye ry + <br /> 7 7 <br /> 8 8 <br /> 9 g •r <br /> 10 0 10 <br /> 7 <br /> 9 18 18 0 SILTY CLAY, tan to brown moist very <br /> 11 ,� 13 11 stiff, medium plasticity CL ••• <br /> 12 12 <br /> • • <br /> 13 13 ' + <br /> 14 1416 <br /> .• <br /> 15 15 �+ • •w <br /> 19 18 18 0 SILTY SAND, some cementation reddish— SM <br /> 16 w 22 16 brown, dry, dense <br /> 17 17 <br /> 18 18 � <br /> 19 19 <br /> • f <br /> 20 20 <br /> C4 9 <br /> 17 18 14 0 SANDY SILT, yellowish—brown very fine— ML <br /> 21 cri128 21 grained sand, moist, hard, low plasticity <br />' 22 22- <br /> 23— <br /> 2 23 23- <br /> 24— <br /> 3 24 24 '. .. <br /> 25 25 <br /> N 14 <br /> 26 vi 28 18 16 0 26 <br /> r <br /> 27 27 <br /> 28 28 <br /> + <br /> 29 29 •'1 <br /> s <br /> 30 <br /> (Boring Continued On Next Page) Page 1 Of 3 <br />