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D//VZ)/2004 12:45 2094671118 AGE STOCKTON PAGE 05/06
<br /> Advanced BORING LOG
<br /> GeoEnvironmental, Inc.
<br /> BOREHOLE NO.: MW-3
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 55'
<br /> Project: OCAMPO PROPERTY Drilling Co.: Cascade
<br /> Site Location: 821 SOU'T'H WILSON WAY Rig/Auger Type: CME-75 LAR
<br /> STOCKTON Logged By: E. Fisher
<br /> CALIFORNIA
<br /> Reviewed By: C. Lee
<br /> Project No.: AGE-NC-02-0926 Date(s) Drilled: February 03,2004
<br /> Notes: Soil sampled at 5 ft.intervals c Water level during drilling Page f of t
<br /> a Water level in completed well
<br /> Depth Sample Blows PID Soil USCS Class and Well Well
<br /> ID (per 6") (ppm) Symbol SoilDeseripWn Completion Description
<br /> 0
<br /> Wcli cot's;water-tight
<br /> locking cap.
<br /> _5 MW3-5 3/6/11 12 — —
<br /> —__ SM:Yellow brown,moist,fine,SANDY SILT.10%
<br /> land,low pasticiry and toughness,no hydrocarbon
<br /> (HC)oder.
<br /> -10 MW3-lo 215111 9
<br /> M L Orange brown w/biack spob,moist,firm,
<br /> CLAYEY SILT,30%clay,moderate plasticity,
<br /> toughness and consistency,no HC odor.
<br /> -15 _ Ccmmt grout seal from
<br /> MW3-15 34S30
<br /> fior 6" 9 CL orange brown and dark brown w/white precipitate I to M fret
<br /> and black spots,damp,stiff,SILTY CLAY,10%Silt,
<br /> moderate plasticity and toughness,no f IC odor,
<br /> -20 MW3.20 28/50 12 `
<br /> for 6" ML.Green brown-/dark brown and bl spots,moist,
<br /> CLAYEY SILT,20%clay,aoft,no HC odor.
<br /> 25 MW3-25 29/50 25 — —
<br /> f r 6„ --_' SM:Green brown w/bla k and oxidation spots,moist,
<br /> SANDY SILT,30%Cmc Sand,low plasticity and
<br /> consistmcr,moderate Mghrtess,possible HC odor.
<br /> -30 Mw3.30 21/50 I6
<br /> 6, CT_02cn brown,damp,SILTY CLAY,15%silt. I acntonitt stat Pram 30
<br /> moderate to high pLytfoity,toughnm and emats¢ncy, ba 33 test
<br /> possible FIC odor,
<br /> -35 MW3-35 14/40/50 43
<br /> for A. ML:Dark brown w/wkite precipitate,moist,CLAYEY
<br /> SILT,40%clay,low plasticity,low to rntderatc
<br /> toughness and consistency,HC odor
<br /> -40 MW3.40 26/50
<br /> 24 CL Yellow brown w/HC ctainin and while
<br /> for 6" 8 precipitate, 41 Sand from 33 to 55
<br /> damp.SILTY CLAY,moderate to high plasticity, feet
<br /> toughness and consistency,HC odor.
<br /> -45 MW345 32/50 23 — -
<br /> for 6" _— SM:Dark brown w/white PrccipitAte•moist to damp,
<br /> SILTY SAND,fine sand,15%fines,trace gravel,
<br /> partially cemented,possible HC odes.
<br /> -50 MW3-50 25/50 Screen intrnal:35 to
<br /> 19 CL:Brown w/blxlr spots and white precipitate,damp, 55 feet
<br /> fes 6" SILTY CLAY,15%silt,hi h
<br /> 8 Plasticity,teughrrp3 ant[
<br /> conafatency,possible HC Men.
<br /> 55 MW3.55
<br /> 36/50 25 sw:Blown w/white precipitate,saturated, graded
<br /> SAND,409:9Mvcl,20%fines,soft,no HC Mor.
<br />
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