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<br /> Advanced BORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO.: MW-5
<br /> 837 Shaw Road, Stockton, CA 95215 !
<br /> (209)467-1006 FAX: (209)467-1118 -- TOTAL DEPTH: 76' —
<br /> Project: NATIONAL FREIGHT Date s) Drilled: 14 and 15 February 2002
<br /> Project No.: AGE-NC-98-0497 Page 2 of 3
<br /> Sample Blows PID Soil USCS Class End Well Well
<br /> Depth Completion Description
<br /> 1D (per 6") (ppm) Symbol Soil Descript on p p
<br /> I CL:LEAN CLAY,medium pias city,medium
<br /> toughness,moderate yellow brown,damp,hard,70%
<br /> recovery.
<br /> -
<br /> 30 M W5-30 14/23/29 0
<br /> I
<br /> 1
<br /> CL:LEAN CLAY,medium plas icily,medium f
<br /> toughness,moderate yellow broN m,damp,very stiff to
<br /> hard,70%recovery,
<br /> -35— MW5-35 1]119/33 0
<br /> -__— ML:SILT with SAND,low plasticity,low toughness,
<br /> _ — m
<br /> approxiately 25%fine sand,moderate yellowish
<br /> brown,damp,hard,50%recovery:
<br /> -40 MW5-40 12/50-6 0
<br /> ML:CLAYEY SILT,low plasti Jty,low toughness,
<br /> —— micaceous,moderate yellowish brown,damp,hard,
<br /> 100%recovery.
<br /> MW5-45 22/50-6 0
<br /> i
<br /> — _- 1 ML:SANDY SILT,approxima ely 401/.fine sand,
<br /> micaceous,moderate brown,dE mp,hard,84%
<br /> recoves-y�
<br /> -50— M W 5-50 24/50-6 0
<br /> CL:LEAN CLAY,medium plasticity,medium Bentonite seal from 49'
<br /> toughness,light yellowish bra ,damp,hard,60% to 54' bsg.
<br /> recovery.
<br /> MW5-55 41/50-6 0
<br /> CL:SILTY CLAY,medium plasticity,low toughness,
<br /> 0
<br /> light yellowish brown,moist, ard,7Q/o recovery. -
<br />
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