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AS50CIATES INC <br /> 1117 lane Palm Are,We Q Modelo,Mono,95351 LOG OF BORING S88 <br /> ' PROJECT CONTI GROUP LOCATION 1805 HARBOR STREEL STOCKTON CA PROJECT NO 54 62500 0007 <br /> DATE DRILLED 04/2Q/OO LOGGED BY TOM LUTTERMAN REVIEWED BY JANNE_ OMS x C47410 <br /> MILLING COMPANY FISCH ENVIRONMENTAL DRILLER RICK B>=RTOLINO _ METHOD DIRECT PUSH <br /> RE HOLE DIAMETER 1 5 IN DEPTH DRILLED 21_ FT {DEPTH TO WATER INITIAL 19 FT STATIC ET <br /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT TO FT <br /> SCREEN TYPE NA DIAMETER IN SLOT SIZE _ IN INTERVAL ET TO - _FT <br /> FILTER PACK TYPE NA INTERVAL FT TO - - FT <br /> ' SURFACE SEAL TYPE CEMENT SLURRY INTERVAL FT TO FT <br /> COMMENTS PAGE 1 OF_L_ <br /> WELL DEPTH PID SAMPLE 10 LITHOLOGIC DESCRIPTION <br /> DETAIL FT (PPmL GLOWCOLINT LOG <br /> ' 0 - 2" ASPHALT <br /> 2 <br /> ' CL 2"-6/9' LEAN CLAY (CL) <15X FINE, POORLY GRADED SAND, >85X FINES, NO <br /> 4 DILATANCY, MEDIUM TOUGHNESS, MEDIUM PLASTICITY, MODERATE <br /> YELLOW BROWN, NO PRODUCT ODOR, DRY-MOIST, WEAK CEMENTATION, <br /> 4 HOMOGENOUS <br /> ' b <br /> 8 <br /> ' 1a <br /> 4 <br /> CL 6/9-14' LEAN CLAY WITH SAND (CL) <15X FINE, POORLY GRADED SAND, >85X <br /> ' FINES, LOW-MEDIUM TOUGHNESS, LOW-MEDIUM PLASTICITY, GRAYISH <br /> 12 OLIVE, NO PRODUCT ODOR, MOIST-WET, WEAK CEMENTATION, <br /> HOMOGENOUS <br /> —14- <br /> 4 CG-SGB-15' 14-16/19' POORLY GRADED SAND (SP) >95% FINE, POORLY GRADED SAND, <5% <br /> SP FINES, MODERATE YELLOW BROWN, NO PRODUCT ODOR, NO ORGANICS, <br /> 15 WET, WEAK CEMENTATION, HOMOGENOUS <br /> 18 ` <br /> CG-S88-20' <br /> SP <br /> 20 4 16/19-21' POORLY GRADED SAND (SP) >95X FINE-MEDIUM, POORLY GRADED SAND, <br /> <5X FINES, GRAYISH OLIVE, NO PRODUCT ODOR, NO ORGANICS, WET, <br /> WEAK CEMENTATION, HOMOGENOUS <br /> CG—sea—w <br /> —22- <br /> -24— <br /> _26- <br /> -211- <br /> 30 <br /> 2 24 262830 <br /> 32 <br /> ' 34 <br /> 36 <br /> 38 <br /> 40 <br />