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<br /> Advanced BORING LOG
<br /> _ GeoEnvironmental Inc
<br /> ' F BOREHOLE NO MW-8
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> 209 467-1006 FAX 209 467-1118 TOTAL DEPTH
<br /> ( ) ( ) 125 FT.
<br /> Project PACIFIC PRIDE- S ELDORADO Date(s) Drilled 14 JULY 2003
<br /> Project No AGE-NC-97-0301 Page 2 of 3
<br /> p
<br /> Depth
<br /> Sample Blows PID Soil USCS Class and Well Well
<br /> ID i (per 6") (ppm) Symbol Sod Description Completion Description
<br /> -55- -
<br /> MW8-55 22/25/26 0 _ SM Dark gray,saturated,dense,SAND w/fines,80%
<br /> 1 fine sand&20%fines,faint HC odor C
<br /> -60— MW8-60 23/25/26 0 ML Mottled Dark gray/pale gray,moist,hard,SILT,no Bentonite seal
<br /> visible sand,faint HC odor 60-63 ft
<br /> -
<br /> 65— MW8-65 23/25/26 0 ML Mottled Dark gray/pale gray,moist,hard,SILT,no #3 sand 63-76 ft
<br /> visible sand,faint HC odor LE
<br /> 7 d MW8-70 14/16/18 0 —_= SM Gray,saturated,med dense,silty fine SAND,80% Screened interval
<br /> in sand&20%fines,faint HC odor 65-75 ft
<br /> 75— MW8-75 12/14/15 0 SP Gray-brown-green,saturated,med dense,SAND,
<br /> 90%fine sand&10%fines,no odor
<br /> -80 MW8-80 14/16/18 0 SP Gray-brown-green,saturated,med dense,SAND,
<br /> 90%fine sand&10%fines,no odor
<br /> -85— MW8-85 20/21/24 0 ML Mottled dark gray&pale gray,very moist,hard
<br /> Bentonite seat
<br /> SILT,90%fines&10%fine sand,no odor 76-98 ft
<br /> ' -90 �
<br /> MWS-90 11/13/14 0 ML Mottled dark green&pale gray w/white ppt,very
<br /> moist,very stiff,clayey SILT,90%fines&10%fine
<br /> ' sand,no odor
<br /> -95 MW8-95 12/14/15 0 ML Mottled dark green&pale gray w/white ppt,very
<br /> ' moist,very stiff,clayey SILT,90%fines&10%fine
<br /> sand,no odor
<br /> #3 sand 98-106 ft
<br /> 10 MW8 100 19/23/15 0 SP Gray-brown-green,saturated,dense,SAND,95%
<br /> fine sand&5%fines,compacted,no odor
<br /> Screened interval 100
<br /> 105 ft
<br /> ' -10 MW8-105 19/25/27 0 SP Dark gray-green,saturated,dense,SAND,90%fine
<br /> sand&10%fines,no odor
<br /> ' -11 MW8-110 24/25/26 0 ML Gray-green,saturated,hard,sandy SILT,60% Bentonite seal
<br /> fines&40°/a rine sand,no odor 106-118 ft
<br /> ' -11 MW8-115 19/23/22 0 _ = SM Gray-green,saturated,clayey SAND w/mternuttent
<br /> silt 70%fine sand&30%fines,no odor
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