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X77 7 <br />' WEISS ASSOCIATES <br /> WELL MW-6 (B-6) <br /> PID <br /> tpprrr,l GRAPHIC LOG DESCRIPTION <br /> 0 Asphalt.concrete and base rade_ <br /> Silty CLAY(CL),dusky yellowish brown,very <br /> Portland stiff,damp;<20%Ina to medium sand, <br /> w Cement& low est K <br /> 5%Bentonite Slay CLAY(CL),moderate yellowish brown, <br />' 5 5 stiff;damp,20-30%fine sand,low est K <br /> Grading TO 304096 very fine sand at 5 It <br /> 4'PVC Clayey SAND/Sandy CLAY(SC/CL), <br />' Casing _r r - moderate brown, medium dense to stiff, <br /> W <br /> damp,very fine sand/silt;mad est K <br /> to <br /> 10 10 <br /> Silty SAND/Sandy SILT(SMUL),dark <br /> r- yellowish brown,mottled fight brown,medium <br /> A dense,still,damp,<5%day;mod est K <br /> Z <br /> o Silty CLAY(CL),moderate yellowish brown, <br /> - stiff,damp,low est K <br /> 15 15 _ <br /> $ Sthy SANG/Sandy Sit_T(SfrVML),light brown, <br /> madam dense,dry to damp,mod est K <br /> P; _ - Moderate hydrocarbon odor at 16 ft <br /> 0 <br /> w <br /> � <br /> Bentonite <br /> pellet seal - <br /> 20 20 Silty CLAY/Clayey SILT(CL/ML),moderate <br /> #3 ,tbrown, mottled dusky green;stiff,damp, <br /> Monterey 20-30%fine sand,low to mod est K <br /> x sand <br /> 0 or Slotted <br /> 4 PVC <br /> 25 casing 2S <br /> J VLZ N <br /> 0 2 i 6 <br /> h%N dke <br /> EXPLANATION <br /> y Water level during drilling (date) Logged by Sharon L Halper <br /> Q Water Level(date) Supervuor Richard Weas, EG 1112 <br /> ----- Contact (dotted where approx) Drilling Company Westek, San lose, CA <br /> - - - - Uncertain Contact Driller- Tom Lanigan <br /> Location of recovered dnve sample Drilling Method. Hollow stem auger <br /> Location of dnve sample sealed for chemical Dates Dnlled_ 1-21-88 <br /> analysis Well Head Completion Locking stovepipe & G-12 Christy box <br /> _ $$ Grab sample Type of sample- Split barrel (15, 2, 2.5 in ID) <br /> est K = Estimated Permeability (hydraulic conductivity) <br /> Boring Log and Well Construction Details - Well MW-6 Chevron SS #96465 <br /> IStockton, CA <br />