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Advanced BORING LOG
<br />' GeoEnvironmentai, Inc. BOREHOLE NO MW-18
<br /> .'� 837 Shaw Road, Stockton, CA 95215
<br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 100 FT.
<br /> Project PACIFIC CAR WASH Date(s) Drilled October 23, 2003
<br /> Project No AGE-NC-96-0229 Page 2 of 2
<br /> p
<br /> Depth
<br /> Sample Blows PID USCS Class and Well Well
<br /> ID (per 6") (ppm) [Soil
<br /> ymbol Soil Description Completion Description
<br /> than 10%fine sand,no odor
<br /> Bentonite seal
<br /> -60 MW18-60 34/37/34 056 to 61 feet
<br /> ML Dark brown,saturated,hard,fine sandy,clayey
<br /> SILT,70%fines/30%sand,no odor No 3 sand filter pack
<br /> 61 to 68 feet
<br /> I
<br /> -65— _ 62rto 67 leen ie t
<br /> MW18-65 38/38/40 0 _ _ SM Brown,saturated,dense,silty,fine SAND,70%
<br /> sand/30%fines,no odor
<br /> I -70 MW18-70 38/38/34 ❑
<br /> ML Brown wlwhite ppt,moist,hard,SILT w/fine-med
<br /> sand,80%fines/20%sand,no FIC odor
<br /> Bentonite seal
<br /> — — 68 to 78 feet
<br /> -75 M W 18-75 30/30/30 0
<br /> SP-SM Brown,saturated,dense,fine grain SAND,less
<br /> than 10%fines,no odor
<br /> No 3 sand filter pack
<br /> _ 78 to 85 feet
<br /> MW18-80 33/32/30 0 SM Brown,saturated,dense,silty,fine SAND,60% Screen interval
<br /> sand/40%fines,no odor 79 to 84 feet
<br /> -85
<br /> MW18-85 - 0 NO SAMPLE no soil recovery
<br />' Bentonite seal
<br /> -90— 85 to 93 feet
<br /> MW18-90 33/31/31 0 SP Brown,saturated dense,SAND,less than 5%tines
<br />' unconsolidated,no odor
<br /> No 3 sand filter pack
<br /> -95— MW18-95 33/18/25 093 to 100 feet
<br /> — SM Brown,saturated,dense,silty,clayey,fine SAND,
<br />' 80%sand/20%fines,no odor Screen interval
<br /> 95 to 100 feet
<br /> i
<br /> -10 MW18-100 33/38/25 0 _ _ Bottom well plug
<br /> SM Brown,saturated,dense,silty,clayey,fine SAND, 100 feet
<br /> 80%sand/20%lines,no odor
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