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<br /> Advanced BORING LOG
<br /> GeoEnvironmental, Inc.
<br /> BOREHOLE NO MW-10 i
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 125 FT.
<br /> Project PACIFIC PRIDE-S EL DORADO Date(s) Drilled 03 SEPTEMBER 2003
<br /> Project No AGE-NC-97-0301 Page 2 of 3
<br /> Depth Sample Blows PID Soil USCS Class and Well Well
<br /> ID (per 6") (ppm) Symbol Sod Description Completion Description
<br /> -55 MW10-55 28/29/30 0 SM Gray-blue,saturated,dense,silty SAND,60%fine
<br /> ' med sand&40%fines,trace fine gravel,part
<br /> cemented,faint hydrocarbon odor
<br /> ' -60 MW10-60 32/33/35 0 ML Gray-blue,saturated,hard,SILT w/sand,70%
<br /> fines&30%fine sand,faint hydrocarbon odor
<br /> ' -65 MWIO-65 30/35/36 0 ML Gray-blue,saturated,hard,SILT w/sand,80%
<br /> fines&20%fine sand,faint hydrocarbon odor #3 sand 63-76 ft
<br /> '
<br /> -70—
<br /> 70 M W 10-70 27/29/30 BLANK no duplicate soil sample Screened interval 65
<br /> 75 ft
<br /> ' -
<br /> 75 MW I0-75 27/28/29 -- BLANK no duplicate soil sample
<br /> ' _80— MWI O-80 _ 0 ML Gray-blue,saturated,clayey SILT w/sand,70%
<br /> fines&30%fine sand,no odor
<br /> '
<br /> -85 MW 10-85 — 0 SC Gray-blue,saturated,clayey SAND,50%fines&
<br /> Bentonite seal
<br /> 50%very fine sand,no odor 76-93 ft
<br /> -90 °
<br /> MW 10-90 --- 0 SC Gray-blue,saturated clayey SAND,50%fines&
<br /> 50%very fine sand,no odor
<br /> -95 MW 30-95 -- BLANK no duplicate soil sample #3 sand 93-101 ft
<br /> 10 MW10-100 37/38/39 -- CL Gray-blue,saturated,clayey SAND,50%fines&
<br /> ' i 50%very fine sand,no odor Screened interval 95-O0 ft
<br /> -10 MW 10-105 35/37/35 -- SC Gray-blue,saturated,clayey SAND,50%fines&
<br /> 50%very fine sand,no odor
<br /> ' -11 MW10-110 0 SC Gray-blue,saturated,sitly CLAY w/sand 80% Bentonite interval
<br /> fines&20%fine sand,soft mud,no odor 101-118 fi
<br /> MW10-115 -- 0 SP Gray-blue,saturated,fine SAND,less than 5%
<br /> --i�f fines,unconsolidated,faint hydrocarbon odor
<br />
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