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Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO MW-'6 <br /> J 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX (209) 467-1118 TOTAL DEPTH 150 FT. <br /> IProject TOP FILLING STATION Date(s) Drilled 09/25/01 <br /> Project No AGE-NC-95-0130 Page 2 of 2 <br /> Depth <br /> Sample Blows PID Sod USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Soil Description Completion Descnption <br /> _= 1 and 30%fines,faint petroleum odor ' I Bentonite interval <br /> ML Pale brown,moist,clayey SILT with sand,fine from 75'to 48'bsg <br /> - 5 sand about 80%fines and 20%sand,no petroleum <br /> odor <br /> -90 <br /> MW6-42 <br /> -95 — <br /> SM Brnwn/red-brown with black precipitate,moist, <br /> — silty SAND,fine sand,about 80%sand and 40%fines, <br /> ?-10 no petroleum odorUSbs rid from 48'to <br /> g <br /> ML Brown,moist,clayey SILT with sand,fine sand, <br /> about 80%fines and 20%sand,no petroleum odor Screened interval from <br /> -10 = 100'to 105'bsg <br /> MW6-107 <br /> -11 <br /> Bentonite interval <br /> from 105'too135l3S'bsg <br /> -11 MW6-115 - <br /> -12 <br /> I 125- <br /> -130- <br /> - <br /> 2-13 - <br /> SM Green,saturated,silty SAND,fine sand about <br /> -13 70%sand and 30%fines,no petroleum odor <br /> 142' sand from 135'to <br /> MW6-135 <br /> SP Green,saturated,SAND,fine to med sand,less = 142'bsg <br /> than 5%fines,no petroleum odor = Screened interval from <br /> -14 P 137'to 142'bsg <br /> Bottom well plug at <br /> -14 =— ML Pale brown,moist,clayey STU with sand,fine 142'bsg <br /> — y y Bentonite interval <br /> sand,about 80°1°fines and 20%sand,no petroleum from 142'to 150'bsg <br /> odor <br /> -1.5 <br /> -15 <br /> • <br />