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I <br /> Advanced BORING LOG <br />' GeoEnvironmental Inc.� BOREHOLE NO.: P-4 <br /> # 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 20 Feet <br />' Project: Spingolo Trucking Drilling Co.: Enviroprobe <br />' Site Location: 1011 North Broadway Avenue Rig/Auger Type: Geoprobe 5400 <br /> Stockton Logged By: P. Dotson <br /> California <br /> Reviewed By: N. Henderson <br />' Project No.: AGE-NC-01-0828 <br /> Date(s) Drilled: OS October 2001 <br /> Notes: Total depth of boring 20'bsg.Backfilled = Water level during drilling Page 1 of 1 <br /> to surface grade with portland cement. m Water level in completed well <br /> Sample Blows PID Soil USCS Class and <br />' Depth ID (per7') (ppm) Symbol Soil Description <br /> 0 <br /> -5 <br /> I <br /> = ML: Light orange brown,CLAYEY SILT,trace of fine sand,low plasticity,damp,no <br /> -10 P4-10 --- 0 petroleum hydrocarbon(HC)odor, 100%recovery. <br /> —= ML:Moderate orange brown,SILT,approximately 20%fine sand,low plasticity,damp <br /> -15 P4-15 0 ——— to moist,no HC odor,90%recovery_ <br /> 3 ML:Moderate orange brown,CLAYEY SILT,low to moderate plasticity,damp,no HC <br />' - <br /> 20— P4-20 --- 0 odor, 100%recovery. <br /> I <br /> I <br />