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AWASSOCIATES INC <br /> 1260 Qaphlcs cove,wes o,Worm,95351 LOG OF BORING S B 7 <br /> PROJECT CONTINENTAL GRAIN LOCATION 1805 HARBOR STREET, STOCKTON CA PROJECT NO 62500 0001 <br /> DATE DRILLED 10/07/97 LOGGED BY TOM LUTTERMAN REVIEWED BY JEANNE HOMSEY C47410 <br /> • DRILLING COMPANY FISCH ENVIRONMENTAL DRILLER DAVE F15CH METHOD DIRECT PUSH <br /> BORE HOLE DIAMETER _ 1 5 -1N DEPTH DRILLED 26 FT DEPTH TO WATER INITIAL 193 FT STATIC FT <br /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT TO FT <br /> SCREEN TYPE NA DIAMETER IN SLOT SIZE IN INTERVAL F7 TO FT <br /> FILTER PACK TYPE NA INTERVAL FT TO FT <br /> SURFACE SEAL TYPE CEMENT SLURRY OVER 15% BENTONITE INTERVAL FT TO FT <br /> COMMENTS PAGE 1 OF--L-- <br /> WELL <br /> F1WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 0-6/9 POORLY GRADED SAND WITH SILT (SP-SM) <807 FINE POORLY <br /> GRADED SAND >20% FINES, OLIVE GRAY STRONG PRODUCT ODOR, <br /> 2 DRY TO MOIST, WEAK CEMENTATION HOMOGENOUS <br /> SP-SM <br /> 4 <br /> I <br /> 66 CG-S!37-5' <br /> 6 <br /> 8 <br /> 10 <br /> 9 GG-SB7-10 <br /> 6/9-26' LEAN CLAY (CL) <5% FINE, POORLY GRADED SAND >957 FINES, <br /> MEDIUM DRY STRENGTH NO DILATANCY LOW TOUGHNESS MEDIUM <br /> 12 PLASTICITY OLIVE GRAY MODERATE PRODUCT ODOR MOIST TO WET <br /> WEAK CEMENTATION HOMOGENOUS <br /> -14- <br /> 26 <br /> 426 CG-S(37-1 5' COLOR CHANGE TO MODERATE YELLOW BROWN, NO TO SLIGHT PRODUCT <br /> ODOR DRY TO MOIST <br /> 16 <br /> CL <br /> 16 <br /> CG-SB7--W <br /> -20- <br /> 22- <br /> 24- <br /> - <br /> 02224 <br /> 1 CG-S[37-25' COLOR CHANGE TO MODERATE BROWN, NO PRODUCT ODOR MOIST <br /> 26- <br /> -28- <br /> -30- <br /> 32- <br /> -34- <br /> -36 <br /> 628303234 3fi <br /> 38 <br /> 40 <br />