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I 3 <br /> Advanced BORING LOG <br /> a GeoEnvironmental, Inc, <br /> BOREHOLE NO B-1 (MW-1 <br /> 4005 North) Wilson Way, Stockton, CA 95205 <br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 85' <br />' Protect Lodi Airport Date(s) Drilled 21 June 2000 <br /> Protect No AGE-NC-98-0533 Page 3 of 3 <br /> I <br /> Depth Sample Blows PID Soil USCS Class and <br />' ID (per 6") (ppm) Symbol Soil Description <br />' _= ML Light brown to olive green,moist,silt with trace of clay Faint HC odor <br /> -55 B-1-65' 50 4 <br /> CL Brown,damp clay with trace of black organic matter and iron oxide Faint HC odor <br /> I , <br />' CL Brown,damp hard clay with fine sand(10%sand)and traces of silt, iron oxide,and <br /> -70 B-1-70' 50 1 micas No HC odor <br /> I <br /> SM Light brown,damp,silty sand,(30%silt)with fine sand,and trace of clay Iron <br />' <br /> -175— B-1-75' 50 1 oxide,micas,and brown mottling noted Faint HC odor <br /> f <br /> I — <br /> HC odor <br /> ML Brown to gray,very moist to wet,silt with clay,trace of fine to medium sand No <br /> -80 B-1-80' 20 2 —— <br /> I <br />' -$5 <br /> I <br /> I <br /> I <br /> I <br /> I <br />