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WELL CONSTRUCTION LITHOLOGY SAMPLE DATA MEAsuaEMENTs <br /> Depth, CHRISTY BOX LOCKING CAP Graphic Saamo.apllee Pennd ne l tion Screening <br /> feet Log D e s c r i p t i o n IntervalBlows/ft. <br /> ( ) (ppm) <br /> _. 8INCHDIA 2INCH _. <br /> ........... <br /> BOREHOLE ii ii DIAMETER <br /> SCH.40 _. <br /> BLANK PVC <br /> CASINO <br /> CEMENT <br /> GROUT <br /> 5 No recovery-CLAYEY SILT in shoe�). 5 <br /> BENTONITE 0.0 <br /> SEAL <br /> 2 <br /> #2/12 SAND <br /> 2-INCH <br /> 10 DIAMETER SILTY CLAY(CL),olive-green,moist,soft,no odor,no 10 <br /> 17 <br /> PERFORATED —__= inctusions. <br /> PVC CASING ....-..- .. .. <br /> ..: <br /> •,: ..,. <br /> (0.010-Inch =�= BOTTOM OF 8-INCH DIAMETER BORING AT 12 FEET. <br /> — slots) ——— 0.0 <br /> 15. 'S <br /> ........ <br /> Well elevation: EXPLANATION <br /> Date well drilled: March 6,1998 <br /> Drilling company: Spectrum Clay <br /> Drilled by: Bob Duvall <br /> Bobby Nixon Silt Modified California Sampler <br /> Sampling Method: Hollow-Stem Auger <br /> Geologist: Tim Watchers ED <br /> Sand VJaler level at time of drilling <br /> ElGravel -V- Static water level <br /> Approved by; <br /> WELL CONSTRUCTION AND LITHOLOGY FOR WELL W-153 (page 1 of 1) <br /> NCTS STOCKTON <br /> Tetra Tech EM Inc. Site IAS-15 <br /> (069-15580201) W-151CDR 040599jsaFH8 <br />