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Advanced BORING LOG <br /> as GeoEnvironmental, Inc. BOREHOLE NO P-40A <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209) 467-1006 FAX (209)467-1118 TOTAL DEPTH 51 FT, <br /> Project FLAG CITY CHEVRON Drilling Co Envtroprobe <br /> Site Location 6421 CAPITOL AVENUE Rig/Auger Type Geoprobe 5400/ 125"rods <br /> LODI Logged By E FISHER <br /> CALIFORNIA <br /> Project No AGE-NC-96-0232 Reviewed By C Lee <br /> Date(s) Drilled 21 JANUARY 2004 <br /> NoteS Total depth equal to 51 ft, selected water& 5 ft interval a Water level during drilling <br /> soil samples,bormg backfilled to grade w/portland cement : Water level in completed well Page 1 of 2 <br /> Depth Sample Blows PID Sol] USCS Class and <br /> ID (per 6") (ppm) Symbol Sod Description <br /> -5 --- ... -- No soil sample <br /> -10 P40A-10 __ 0 ML Pale brown, damp,clayey SILT w/sand,90%fines/10%sand,no odor <br /> 5,7- <br /> -15— <br /> -15 P40A-15 __ 0 SP-SM Gray-brown,very moist, silty fine SAND,90%sand/10%fines,no odor,grab <br /> water sample between 14-19 ft <br /> -20 P40A-20 --- 0 SP Gray-brown, saturated,fine-med SAND w/fines,90%sand/10%fines, sof},no odor <br /> -25 p40A-25 --- p VPan,damp, clayey SILT w/fine sand,90%fines/10%sand,no odor- <br /> -30 <br /> dor-30 P40A-30 --- 0 n,damp,clayey SILT w/fine sand,90%fines/10%sand,no odor <br /> -35 P40A-35 __ 0 ML-SM Pale brown,damp,fine sandy SILT,about 50%fines/50%sand,no odor <br /> -40 p40A-40 -- 0 SM Pale brown-gray w/white ppt,very moist,silty fine SAND,70%sand/30%fines, <br /> faint hydrocarbon odor <br /> -4 5 P40A-45 __ 0 SP Brown-gray,saturated,fine-med SAND w/trace gravel,no fines,unconsolidated,no <br /> odor <br /> -50— - -- -- No soil sample,grab water sample between 47-51 ft <br />