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Cambria Environmental Technology, Inc BORING/WELL LOG
<br /> 270 Perkins Street
<br /> Sonoma, California 95476
<br /> Telephone (707) 935-4850
<br /> Fax (707) 935-6649
<br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME MW-18
<br /> JOBISITE NAME Former Texaco Station/United Gas Stabon DRILLING STARTED 22-Aun-02 _
<br /> LOCATION 440 W Charter Way,Stockton DRILLING COMPLETED 23-Aug-02
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<br /> Q O o � 0. O LITHOLOGIC DESCRIPTION z WELL DIAGRAM
<br /> FL 0 � '�' 21 ❑ c� �w
<br /> 00 @ 35'-Clayey SILT,.(ML),dark grayish brown(2 5YR
<br /> 412),20%clay,70%silt, 10%tine sand,medium plasticity
<br /> ML @ 38'-SILT ML ,brown(7 SYR 414)and dark
<br /> greenish gray(5G 411), 10%day,80%silt, 10%fine sand,
<br /> low plasticity
<br /> 0 0 40 @ 40'-dark greenish gray(5GY 411),6%clay,65%silt,
<br /> 10%fine sand,no plasticity
<br /> @ 43'-Clayey SILT(ML),20%clay,75%sill,5%fine
<br /> sand,medium plasticity
<br /> 29 45 @ 45'-olive gray(5Y 412), 15%clay,75% silt, 10%fine
<br /> sand,low to medium plasticity
<br /> @ 48'-dark yellowish brown(10YR 314),20%clay,70%
<br /> silt, 10%fine sand,medium plasticity
<br /> 64 50-
<br /> 520
<br /> 0520
<br /> Silty SAND(SM),very dark gray(N 31),wet, 15%silt,
<br /> SM 85%fine to medium sand
<br /> 54 0
<br /> ML Sandy SILT(ML),dark greenish gray(10GY 311),
<br /> =225— _55_ — moist 5%da 660%silt 35%fine sand no lastia 55 0
<br /> Silty SAND SM),dark greenish gray(10GY 411),wet,
<br /> 5%clay,20%silt,75%fine to medium sand
<br /> - - -- - - SM - - - - - - - -- - -- � - - - - - - --
<br /> 59 0
<br /> Sandy SILT(ML),dark greenish gray(5GY 411),wet,
<br /> 746 60 55%silt,45%fine to medium sand,no plasticity
<br /> @ 61'-Clayey SILT(ML),dark greenish gray(10GY
<br /> 411),moist,15%clay,75%silt, 10%fine to medium sand,
<br /> low to medium plasticity
<br /> a
<br /> Bentonite Seal
<br /> w 96 65- @ 65'-Sandy SILT(ML},wet,60%silt,40%fine
<br /> sand,no plasticity
<br /> a'
<br /> C7
<br /> i m
<br /> M
<br /> Z Monterey
<br /> 9 27 @ 69'-Clayey,Sandy SILT(ML},dark greenish gray Sand 112112
<br /> 0 70 (10GY 311),moist to wet,20%clay,65%silt, 15%fine
<br /> sand,medium plasticity
<br /> 0
<br /> a
<br /> 0
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<br /> Lu 75
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