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Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO 16B-7 <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> • (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 50 Feet <br /> Project Chase Chevrolet-Van Buren Drilling Co Enviroprobe <br /> Site Location 424 North Van Buren Street Rig/Auger Type Geoprobe 5400 <br /> Stockton, Caltformta Logged By McKibben <br /> Reviewed By N Henderson <br /> Project No AGE-NC-95-0143 Date(s) Drilled 05/02/00 <br /> Notes a Water level during drilling Page 1 of 1 <br /> m Water level in completed well <br /> Sample Blows PID Soil USCS Class and <br /> Depth ID /ft (ppm) Symbol Sod Descnpbon <br /> 0 <br /> -5 --- <br /> _= ML Brown,moist,fine sandy SILT faint hydrocarbon(HC)odor <br /> 16B-7-6 --- 2 —— <br /> CL Brown,very moist,silty CLAY,faint HC odor <br /> -10 1613-7-10 --- 2 <br /> CL Gray-brown,saturated,CLAY with silt,white mottling, faint HC odor <br /> -15 16B-7-15 --- 3 <br /> r//A <br /> -20— <br /> Grab water sample collected at 50 feet bsg(16B-7-GW) <br /> -25— Boring backfilled to surface grade with portland cement <br /> • <br />