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Advanced I BORING LOG <br /> GeoEnvlronmental, Inc. <br /> BOREHOLE NO P-20 <br /> 1 4005 North Wilson Way, Stockton, CA 95205 <br /> u (209) 467-1006 FAX (209) 467-1118 TOTAL DEPTH 20 Feet <br /> Project FLAG CITY CHEVRON Drilling Co Envtroprobe <br /> Site Location 6421 Capitol Avenue Rig/Auger Type Geoprobe 5400 / 1 25" rods <br /> Lodi, California i Logged By T Mtkactch <br /> I Reviewed By N Henderson <br /> Project No AGE-NC-96-0232 I <br /> Date(s) Drilled 05/08/00 <br /> Notes P-20 terrmnated at 20'bse Grab eater sample collected s Water level during drilling Page 1 of 1 <br /> betuveen 17 & 20'bsg Backfilled Nvith portland cement ` Water level in completed well <br /> Sample Blows PID Soil USCS Class and <br /> Depth ID I ft (ppm) Symbol Soil Description <br /> JD 3 I <br /> NIL Green to dark gray,damp,CLAYEY SILT,trace v bite discoloration and brown <br /> mottling Hydrocarbon(HC) and septic odor <br /> I I <br /> -5 — P-20-5' I --- 13 — — — - <br /> I <br /> I � <br /> --f I <br /> _ I I <br /> I � <br /> ' I l <br /> CL Brown damp, SILTY LEAN'CLAY, iron oxidation and black organic maner No HC <br /> I odor <br /> l - <br /> 10-- <br /> P-20-10 - - - 3 <br /> I <br /> I <br /> CL Light bro�+n to oln e-green,damp, SILTY LEAN CLAY,trace fine sand, iron <br /> oxidation and dark bro%;n mottling No HC odor <br /> P-20-15' - - - I <br /> I � <br /> R <br /> SP SM Bro%�n, \,�et, POORLY GRADED SAND VvITH SILT, fine sand, iron o"idation <br /> I and blac4,orcanic matter leo HC odor <br /> 3 <br /> 2 0 P-20-20' - -- 3 Grab ground aaier sample P-20-1v collected from 17 to 20 feet belox surface grade <br /> i (bs£) <br />