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At'rrASSOCIATES INC <br /> 1260 Crap c Ikm,Ifadcsfa, Caffonua,95351 LOG OF BORING ASB 1 <br /> PROJECT FARMER PROPERTY LOCATION 610 NORTH HUNTER STREET, STOCKTON, CA PROJECT NO 62596(1001 <br /> DATE DRILLED 3-24-98 LOGGED BY TOM LUTTERMAN REVIEWED BY JE NNE HOMSEY C47410 <br /> . DRILLING COMPANY v w DRILUNg DRILLER ROBERT VICKERY METHOD DIRECT PUSH — <br /> BORE HOLE DIAMETER 1 5 IN DEPTH DRILLED 36 FT DEPTH TO WATER INITIAL FT STATIC FT <br /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT TO FT <br /> SCREEN TYPE NA DIAMETER __IN. SLOT SIZE �U!_ INTERVAL ET TO <br /> FILTER PACK TYPE NA INTERVAL ET TO ET— <br />' SURFACE SEAL TYPE CEMENT SLURRY OVER 157 BENTONITE INTERVAL FT TO �FT <br /> COMMENTS PAGE ?OF 1 <br /> WELL DEPTH PID SAMPLE I LITHOLOGIC DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br />' 0-2' ASPHALT <br /> 2 <br />' 4 SC 2"-6 0/90 CLAYEY SAND (SC) 707 FINE POORLY GRADED SAND 307 FINES <br /> 310 OLIVE GRAY MODERATE PRODUCT ODOR MOIST WEAK CEMENTATION <br /> HOMOGENOUS <br /> 6 <br /> 8 <br />' S8 <br /> 10 <br />' 12 CL <br /> i 6 0/9 0-15 0/19 0 LEAN CLAY (CL) <57 FINE POORLY GRADED SAND, >957 FINES, <br /> HIGH DRY STRENGTH, NO DILATANCY, MEDIUM—HIGH TOUGHNESS, <br /> MEDIUM PLASTICITY OLIVE GRAY, MODERATE PROOUCT ODOR, <br /> 14 MOIST, WEAK CEMENTATION HOMOGENOUS <br /> 3700 AS81—1 5 <br /> lb <br /> t 18 <br /> 20- 1532 ML 15 0/19 0--21 0/24 0 SILT (ML) <157 FINE POORLY GRADED SAND >857 FINES <br /> NONE—SLOW DILATANCY LOW TOUGHNESS NONE—LOW PLASTICITY, <br /> OLIVE GRAY STRONG PRODUCT ODOR MOIST WEAK CEMENTATION <br /> 22 HOMOGENOUS <br />' 24 <br />' 3419 AS81—25 CL 21 0/24 0-26 0/29 0 LEAN CLAY (CL) <157 FINE POORLY GRADED SAND >85% FINES <br /> 26 NONE—SLOW DILATANCY LOW—MEDIUM TOUGHNESS, MEDIUM <br /> PLASTICITY OLIVE GRAY STRONG PRODUCT ODOR, MOIST WEAK <br /> CEMENTATION HOMOGENOUS <br />' 28 <br /> 30 3886 ASB 1—30 SP <br /> 26 0/29 0— 1 0/34_0 ­21ORLY GRADED SAND (SP) >859. FINE—MEDIUM POORLY GRADED <br /> -- SAND <157 FINES MODERATE YELLOW BROWN STRONG PRODUCT <br /> ODOR WET WEAK CEMENTATION HOMOGENOUS <br /> 32 <br />' 34 CL 31 0/34 0-36 0 LEAN CLAY (CL) <157 FINE POORLY GRADED SAND >85% FINES <br /> Z7 — NONW—SLOW DILATANCY LOW—MEDIUM TOUGHNESS LOW— <br /> ASB1 35 MEDIUM PLASTICITY MODERATE YELLOW BROWN SLIGHT PRODUCT <br />' 36 ODOR MOIST WEAK CEMENTATION HOMOGENOUS <br /> 38 <br /> 40 <br />