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AWASSOCIATES INC LOG OF BORING SB4 <br /> 1250 Cmpnn Dim,Vades#o,LAdam€a,95351 <br /> PROJECT DIESEL PERFORMANCE LOCATION 2804 = FREMONT STREET STOCKTON CA PROJECT NO 62577 0001 <br /> DATE DRILLED 07/07/ 3 7 LOGGED BY TOM LUTTERMAN REVIEWED BY JEANNE HOM5�Y C47410 <br /> DRILLING COMPANY FISCH ENVIRONMENTAL DRILLER DAVID FISCH METHOD DIRECT PUSH <br /> BORE HOLE DIAMETER 1.5 IN DEPTH DRILLED 31 FT DEPTH TO WATER INITIAL - FT STATIC �Z <br /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL _ FT TO � FT <br /> SCREEN TYPE NA DIAMETER __-___ __Ifs SLOT SIZE IN INTERVAL - FT TO ET <br /> FILTER PACK TYPE NA INTERVAL _ FT TO FT <br /> SURFACE SEAL TYPE MEAT CEMENT INTERVAL FT TO FT <br /> COMMENTS PAGE OF € <br /> WELL DEPTH PID SAMP LITHOLOGIC DESCRIPTION <br /> DETAIL FT PPM BLOWCOU T LOG <br /> 0-Y ASPHALT <br /> 2 <br /> 2"-6 0/9 G' LEAN CLAY (CL) <107: FINE POORLY GRADED SAND >90% FINES NO <br /> DILATANCY LOW TO MODERATE TOUGHNESS DARK YELLOW BROWN NO <br /> PRODUCT ODOR MOIST <br /> 4 <br /> CL <br /> 0 <br /> 6 <br /> 8 <br /> 10 0 <br /> 6 0/9 0-30 8' POORLY GRADED SAND (SP) >90% FINE TO MEDIUM POORLY GRADED <br /> SAND <10% FINES, MODERATE YELLOW BROWN, NO PRODUCT ODOR <br /> 12 WEAK CEMENTATION <br /> 14 <br /> O DP-SB4-15 D <br /> 16 <br /> 18 <br /> SP <br /> 20 0 <br /> 22- <br /> 24— <br /> S-6 <br /> 22b3-6 INCH WIDE IRON OXIDE STAINS OBSERVED <br /> 0 <br /> 26- <br /> 28— <br /> UP-5$4-29 <br /> 628DP-SH4-29 0' <br /> 30 0 <br /> CIL 30 8-31 0' LEAN CLAY (CL) <5% FINE SAND, >95% FINES, VERY STIFF <br /> MODERATE YELLOW BROWN, NO PRODUCT ODOR <br /> —32- <br /> 34 <br /> 36 <br /> 38 <br /> 4a <br />