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Advanced BORING LOG <br /> GeoEnvironmental Inc. <br /> � � BOREHOLE NO EW-2 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX (209) 467-1118 TOTAL DEPTH 55 ft. <br /> Project- Top Filling Station Drilling Co Cascade Drilling <br /> Site Location 101 South Wilson Way Rig/Auger Type 13-9518-inch H S Augers <br />' Stockton Logged By T Cuellar <br /> California Reviewed By W Little <br /> Project No AGE-NC-95-0130 Date(s) Drilled 24 Jelly 2003 <br /> Notes Boring terminated at 55 feet bsg,boring completed s Water level during drilling Page 1 of 1 <br /> as 6-inch diameter ground water extraction well = Water level in completed well <br /> Depth Sample Blows PID Soil USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> 0 Well cover,water- <br /> trgK locking cap <br /> -5 <br />' --10 <br />' -15 ML Brown w/white mo ca with�-� �� ly�`SILT Cementg[nut seal <br /> EWl-15 31/32/34 4 <br /> sand,50°x6 fines&50%fine sand,no odor nil to 26 ft bsg <br />' <br /> -20— Ewl-2o 3z/33/34 0 ML Brown/dark brown,motst,hard,clayey SILT,90% <br /> fines&10%fine sand,no odor <br />' -25 <br /> EWI-25 34/35/39 0 Ml- �Y�ti"+n w/whrte ML,moist,hard,SiL.T with <br /> sand,60%fines&40%fine sand no odor Bendomte seal <br /> 26 ft to 28 ft bsg <br /> -30— EW 1-30 33/35/37 4 ML Pate gray/gr=wtwhrte PPL,most,hard,SILT 50150 blend of 43 <br /> with sand,60%fines&40%fine sand,petroleum odor sartd/aquarrum gravel <br />' 28 to 55'bsg <br /> -35— EW 1-35 34/35/36 129 Ml-Brown,moist,hard,SILT wrtb sand,60%fines& <br /> 400%fine sand,petroleum odor <br /> I —_ —_ <br /> -4 0 EW 1-40 21/25/27 60 — — SM Brown,very marst,dense,silty SAND;70°h fine Seed rrIIerval <br /> sand&30%Fines,petroleum odor 30 ft to 55 ft bsg <br /> I � <br /> S <br /> 4 5 EW 1-45 1511611 S 9 SP Brown,saturated,dense,SAND,95%fine sand& <br /> 5%fines.petroleum odor <br /> 1 <br /> -50 EWt-SO 11/12/13 52 Sl'-Brown,saturated,dense,SAND,95%fine sand& <br /> 5%fines,petroleum odor <br /> -55 1-55 12/13/14 252 == SM Brown w/green,saturated,met dense,SAND,, <br /> — — Well plug at 55 ft <br /> 900%fxrso sand&20%fines,faint petroleum odor <br />