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I <br /> Advanced BORING LOG <br /> IGeoEnwironmenta Inc.y BOREHOLE NO MW-13 <br /> = 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX (209) 467-1118 TOTAL DEPTH 451 <br /> Project Pacific Mini Mart Drilling Co West Hazmat Drilling <br /> I Site Location 4511 Pacific Avenue Rig/Auger Type CME 75 / 8" hollow stem <br /> Stockton Logged By William R Little <br /> California Reviewed By N Henderson <br /> IProject No AGE-NC-95-0128 Date(s) Drilled 06/05/01 <br /> Notes - a Water level during drilling page 1 of 1 <br /> I - = Water level in completed well <br /> I Depth <br /> Sample Blows PID Soil USCS Class and Well Well <br /> !❑ (per 6") {ppm) Symbol Soil Description Completion Description <br /> I0 1 MrIll L I Well cover ensty box <br /> -5 <br /> -10 <br /> I Cement grout seal from <br /> 5'to 22'bsg <br /> -15 <br /> I <br /> -20 <br /> NO SOIL SAMPLE COLLECTED ABOVE 25 FEET <br /> Bentonite seal from 22' <br /> to 23' bsg <br /> MW13-25 11,13,15 0 ML SILT tan fines,low toughness,low plasticity, <br /> moist,no hydrocarbon(HC)odor <br /> -30 MW13-30 11,14,17 0 =_ <br /> _— ML SILT tan fines,low toughness,low plasticity, � <br /> trace clay,moist,no HC odor <br /> #3 sand from 23'to 45' <br /> bsg <br /> J J MW13-35 12,12,13 0 — SM SILTY SAND fine to medium sand,about 25% Screened interval from <br /> brown fines,no HC odor 25'to 45'bsg <br /> -40 MW1340 16,12,10 0 ° <br /> SP POORLY GRADED SAND about 40%fine sand, � <br /> 40%medium to 20%coarse sand,trace fines,saturated, <br /> no HC odor <br /> _ <br /> 45 SP POORLY GRADED SAND about 40%fine sand, Cap at 45' <br /> MW13-45 16,13,17 0 40%medium to 20%coarse sand,trace fines,saturated, <br /> no HC odor <br /> CL SILTY CLAY gray fines,strong toughness, <br /> -50 medium plasticity,moist,no HC odor <br />