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WELL CONSTRUCTION LITHOLOGY SAMPLE DATA MEASUREMENTS <br /> Depth, CHRISTY BOX SamLOCKING CAP Graphic Y No.and le Pe Rat tion Screening <br /> feet Log D e s c r i p t i o n Interval (Blows/ft.) m <br /> (FP ) <br /> 24NCH — — <br /> _ DIAMETER ... <br /> SCH.40 ———— <br /> BLANK PVC <br /> CASING ———— <br /> 4 <br /> SILTY CLAY(CL),dark brown,moist,soft,no odor,no <br /> 8-INCH DIA. inclusions. 0.0 <br /> BOREHOLE ——— <br /> 10 _ --- 10 <br /> Ile /11 <br /> CEMENT <br /> v SILTY CLAY(CL),olive-gray,wet,soft,no odor,no 0.0 <br /> GROLIT <br /> Inclusions. <br /> ii ii ---- <br /> 16 ii ii 15 <br /> SILTY CLAY(CL),brown grading to olive-green,soft,moist, 34 <br /> Bt7aroNtTe <br /> 0.0 <br /> no odor,no inclusions. _....... <br /> SEAL Kjpc*�1y <br /> t-• <br /> 20 #2/12 SAND rit' 7V V. <br /> MOM <br /> r t`+1 SILTY CLAY(CL),broom,moist,soft,no odor,no inclusions. 20 <br /> .x`11 <br /> 17 <br /> ••••' ''T.Fi�.-T• <br /> •,:' •..•. MO2-INCH •t'.•-J. <br /> "Q:x0.0 <br /> ___. •. DIAMETER <br /> ....._.... <br /> — PERFORATED - <br /> .•- <br /> ro <br /> 25 Zn, Pct 25 <br /> Same as above. <br /> 12 <br /> _ BOTTOM OF 8-INCH DIA.METER BORING AT 25 FEET. _ 0.0 <br /> 30 30 <br /> Well elevation: EXPLANATION <br /> Date well drilled: March 13,1998 <br /> Drilling company: Spectrum Clay <br /> Drilled by: Bob Duvall <br /> Chris Wakefield Silt Modified California Sampler <br /> Sampling Method: Hollow-Stem Auger <br /> Geologist: Tim Watchers El <br /> Sand Z Water level at time of drilling <br /> Gravel -Z Static water level <br /> Approved by: <br /> WELL CONSTRUCTION AND LITHOLOGY FOR WELL W-150(page f orf) <br /> NCTS STOCKTON <br /> It Tetra Tech EM Inc. Site IAS-10 <br /> (069-155B0201) W-150.CDR 033199:sc:PHB <br />