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Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO B18 <br /> F 837 Shaw Road, Stockton, CA 95215 <br /> -(209) 467-1006 FAX (209) 467118 TOTAL DEPTH 35 FEET 1 <br /> Project Fire Station#2 Drilling Co EnviroProbe <br />' <br /> Site Location 110 West Sonora Street Rig/Auger Type Geoprobe 5400 <br /> Stockton, California Logged By WRL <br /> North UST AREA Reviewed By MRL <br />' Project No AGE-NC-01-0827 <br /> Date(s) Dulled 14 July 2005 <br /> Notes soil backfilled with grout a Water level during drilling Page 1 of 1 <br /> sail samples colllected to 35 feet bsg, gw sampled 35fi: = Water level in completed well <br /> Sample Blows PID Sod USCS Class and <br />' Depth ID (per 6") (ppm) Symbol Soil Description <br /> 0 <br />' -5 <br />' —10 <br /> 115 B18-15 0 CL SILTY CLAY,brown,moist,very stiff to hard,no petroleum hydrocarbon(HC)odor <br /> —20 B 18-20 0 ML SILTY, brown,most,very stiff to hard,no HC odor <br />' —25 SM SILTY SAND,brown,fine sand,moist, 30%fines,no HC odor <br /> B 18-25 0 <br /> CL SILTY CLAY,gray,moist,very stiff to hard,no HC odor <br /> — <br /> 30 B18--30 0 SP POORLY GRADED SAND,30%fine to 70%medium sand,moist,no HC odor <br /> —3§Z B18-35 0 SM SILTY SAND,gay-blue,fine sand,moist to saturated,30%fines,no HC odor <br /> —40 <br /> -45 <br /> -50 <br /> 1 <br /> �1 <br /> 1 <br />