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WELL CONSTRUCTION LITHOLOGY SAMPLE DATA MEASUREPMENT5 <br /> CHRISTY BOX Sampls Penetration Field <br /> Depth, LOCKING CAP Graphic No,and Rate Screening <br /> feet Log D e s c r I p t i o n Interval (Blows/ft. <br /> ) (ppm) <br /> i <br /> 2-INCH ..._...---- <br /> 5 <br /> DIAMETER <br /> ._..... 0.0 <br /> BLANK PVC --- SILTY CLAY(CL),brown,moist,soft,no odor,no inclusions. <br /> ........... <br /> CASING <br /> ---- SILTY CLAY(CL),brown/green mottled,moist,soft,no odor, <br /> no Inclusions. - <br /> 5 5 <br /> 8-INCH DIA. SILTY CLAY(CL),brown,moist,soft,no odor,no inclusions. <br /> BOREHOLE <br /> .......... <br /> .......... ii; ii SILTY CLAY(CL),brown grades to olive green,moist,soft, <br /> no odor,no inclusions. <br /> ' CEMENT --'- SILTY CLAY(CL),olive-green,moist,medium stiff,no odor, <br /> .......... 10 <br /> .......... <br /> GROUT no inclusions. <br /> 10 " 10 <br /> 0.0 ii -- <br /> Same as above. - 12 <br /> 0.0 <br /> BENTONITE Same as above. <br /> SEAL <br /> > 19 <br /> t5 _ Same as above,wet. 15 <br /> #2112 SAND <br /> 14 0.0 <br /> ` Same as above. <br /> 2-INCH <br /> ::. :. . DIAMETER <br /> ' PERFORATED - SILTY CLAY(CL),olive-green,moist,no odor,no inclusions. <br /> .... <br /> PVC CASING ''- <br /> """" �' •--� <br /> (0.010-Inch """ 80Ti0M OF 8-INCH DIAMETER BORING AT 20 FEET. 23 <br /> 20 slots) 20 <br /> 0.0 <br /> _.. 17 <br /> ........... ........ <br /> ......_ <br /> 0.0 <br /> 25 25 <br /> 'Nell elevation: EXPLANATION <br /> Dale well dr3led: March 6,1998 <br /> Drill'ng company: Spectrum Clay <br /> Drilled by: Bob Duvall <br /> Bobby Nixon Silt V,odil:ed CaI`fornia Sampler <br /> Sampling Method: Hollow-Stem Auger <br /> Geologist: Tim Watchers Ej <br /> Sand ,Nater level at time of drilling <br /> Gravel -7- Static water level <br /> Approved by: <br /> WELL CONSTRUCTION AND LITHOLOGY FOR WELL W-155 (page f oft) <br /> NCTS STOCKTON <br /> Tetra Tech EM Inc. Site IAS-15 <br /> (069-15580201) W-155.COR 040699isc:PHB <br />