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Advanced BORING LOG
<br /> _ GeoEnvironmental, Inc,
<br /> - BOREHOLE NO.:MW-5
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 34'
<br /> Project: Vanco Truck& Auto Plaza Drilling Co.: Mitchell Drilling Environmental
<br /> Site Location: 1033 West Charter Way Rig/Auger Type: CME-751$-inch HSA
<br /> Stockton, California Logged By: Jo'l M. Chapman
<br /> Reviewed By: Calvin Lee
<br /> Project No.: AGE-NC-02-0962
<br /> Date(s) Drilled: 29 July 2005
<br /> Notes: sz Water Level Before Drilling page 1 of 1
<br /> err Water Level Aker Drilling
<br /> Depth Sample Blows PID Soil USCS Class and Well Well
<br /> ID (per 6") (ppm) Symbol Soil Description Completion Description
<br /> 0
<br /> 11,0
<br /> _ lvlYt i-j fii9;It) ) ML:Brown,CLyYLY SIL r;slightly moist.low plasticity,high
<br /> consistency,low toughness,no hydrocarbon(1-1C)odor. Portland neatbsgcement
<br /> from 0.5'to 1 t>''bsg.
<br /> h9 L:Brown,C1-AY FY SILT;slightly moist,low plasticity,high
<br /> consistency,low toughness.some FTC staining and white motthng.FIC /%
<br /> 6dUL �'
<br /> -10 MW5-10 516.7 0
<br /> _ Hentonite seal from
<br /> [Wto 12' bSgL
<br /> _L 5 NlWS_l� 4i6i7 0 ML'.Brown,C[-AY)Y SILT;moist,low plasticity,high consistency, -
<br /> low toughness,trace very tine sand,scone 1)C staining and white
<br /> mottling,HC odor.
<br /> M3 sand from l'_'to
<br /> _? MW5-20 414i{, 0 ML:Brown,SANDY S[['[':very moist,low plasticity,low 34'bsg.
<br /> consistency,low toughness,well graded,line-grained,no HC odor. _
<br /> (1.010"slotted screen
<br /> -23 MW5-1-S 4,,611 1 0 Ml.;Brown,CLAYEY SILT;saturated,low plasticity,high from 14'to 34'hsg.
<br /> consistency,low toughness.some HC staining,slight HC mor.
<br /> CL:Gray brown,CLAY:moist,high plasticity,high consistency,
<br /> moderate toughness,no I IC odor.
<br /> - 4 MW7-30 fi17'I I 0 C'L:Gray brown,CLAY,saturated,high plasticity,high consistency, -
<br /> moderate toughness.no FIC odor -
<br /> SM:Gray,SILTY SAND;saturated,low plasticity•low consistency,
<br /> low toughness,well graded,line-to medium-grained,no HC odor.
<br /> CL:Gray brown,CLAY:saturated.high plasticity,high consistency, E_nd cap at 34'bsg.
<br /> b/7114 0 moderate toughness,no I IC odor.
<br /> SP:Gray,SAND;saturated,lx>nrly graded,line-grained,micaceous,
<br /> no HC odor_
<br />
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