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Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE No.: B-4 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> �., <br /> (209) 467-1006 AX (209 F 467-1118 TOTAL DEPTH: 20 FEET <br /> ) <br /> I <br /> Project: CTE, Inc. Drilling Co:: Enviroprobe <br /> Site Location: El Dorado Street Rig/Auger Type: Geoprobe 5400 / 1.25" rods <br /> Stockton, California Logged By: P. Dotson <br /> Reviewed By: C. Lee <br /> Project No.: AGE-NC-02-0930 Date(s) Drilled: 10 May 2002 <br /> Notes: B-4 advanced to 20 feet bsg.Boring backfilled Water level during drilling Page 1 of 1 <br /> to surface grade with Portland cement. = Water level in completed well <br /> Sample Blows PID Soil USCS Class and <br /> Depth ID (per 6") 11 (ppm) Symbol Soil Description <br /> 0 <br /> I <br /> I � <br /> SM: SILTY SAND,fine sand, approximately 20%fines,moderate yellowish brown, <br /> damp,75%recovery. <br /> I <br /> B4-5 --- 0 <br /> ML: CLAYEY SILT, low plasticity, toughness,moderate brown,damp, 100% <br /> i =_ recovery. <br /> 1-10— B4-10 -- 0 <br /> 1 _= ML: CLAYEY SILT, low plasticity,low toughness,moderate brown,damp, 100% <br /> recovery. <br /> -15—+ B4-15 --- 0 <br /> i <br /> i <br /> y <br /> CL: LEAN CLAY,medium plasticity,medium toughness,moderate yellowish brown, <br /> damp, 100%recovery. <br /> -2094-20 <br /> 2 0B4-20 -- 0 <br /> I _ _1_ 1 <br />