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1 <br /> ACCASSOCIATES INC. LOG OF WELL MW5 <br /> 12M GrQtia Orin*dmlk Cai*ul <br /> PROJECT CLOVER PROPERTY LOCATION 7675 WFST FLEVFNTH ST. TRACY, Ca PROJECT NO. 17661.0001 <br /> DATE DRILLED 030999 -- -- LOGGED BY TOM IUTT RMAN REVIEWED BY JEANNE HOUSEY r47410 <br /> DRILUNG COMPANY V&W ORR I IN. INC_ DRILLER RICK METHOD �HOI 1 aW STM Aur.FR <br /> BORE HOLE DIAMETER 8 IN DEPTH DRILLED 28 FT DEPTH TO WATER INITIAL a FT STATIC FT <br /> i <br /> CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL 0 ET TO 8 FT 1 <br /> SCREEN TYPE PUG_ DIAMETER 2 IN SLOT SIZE 0.020 IN INTERVAL 6 FT TO 76 FT ! <br /> FILTER PACK TYPE RMC ION STAR al INTERVAL 5 FT_ TO 26 FT 1 <br /> SURFACE SEAL TYPE NEAT MENT-OVER SENTONITE INTERVAL 0 FT TO 5 FT I <br /> COMMENTS: Fin BACKGROUND READINGS RANGFO FROM 2 TO 5 PPM PAGE t OF-.2— <br /> WELL <br /> F?WELL DEPTH PID M UTHOLOGIC <br /> DESCRIPTIONt <br /> DETAIL FT. PPM BLOWCOUNT LOG <br /> 0-2' - Aspholt <br /> I <br /> i <br /> z <br /> i <br /> f <br /> 4 <br /> 4 CL 2'-1 D.5' LEAN CLAY (CL): <15X FIN£, POORLY GRADED SANG; >85X FINES; <br /> s <br /> i <br /> •_• 6 3.5 i� MEDIUM DRY STRENGTH, NO DILATANCY, MEDIUM TOUGHNESS, <br /> LGW-MEDIUM PLASTICITY, DARK YELLOW BROWN, NO PRODUCT j <br /> - y ODOR, NO ORGANICS, MOIST, WEAK CEMENTATION, HOMOGENOUS <br /> t• — 8 Z <br /> I <br /> 10 cP-m"_10.5 1 <br /> 3.5 8 10.3-tt' POORLY GRADED SAND (SP): >95X FINE-MEDIUM, POORLY GRADED f <br /> SO SAND: 45X FINES; DARK YELLOW BROWN, NO PRODUCT ODOR, NO <br /> 12 CL ORGANICS, MOIST,WEAK CEMENTATION, HOMOCE14OUS <br /> 17-11.5/S5 LEAN CLAY (CL): <15X FINE-MEOIUM, POORLY GRADED SAND; >85X <br /> FINES: MEDIUM DRY STRENGTH, NONE-SLOW DILATANCY, LOW-MEDIU i <br /> 14 LOW-MEOIUM PLASTICITY, DARK YELLOW BROWN, NO PRODUCT 1 <br /> ODOR, NO ORGANICS, MOIST-WET, WEAK CEMENTATION, HOMOGENOUS I <br /> 12 SW-SM 11,5/15•-18.5/20' WELL GRADED SAND MTS1 SILT AND GRAVEL (SW-SM): BOX j <br /> 16 4 t0I <br /> t4 FINE-COARSE. WELL GRADED SAND: 3OX FINE-COARSE GRAVEL: <br /> IDX FINES, DARK GREENISH GRAY, NO PRODUCT ODOR, NO I <br /> ORGANICS, WET. WEAK CEMENTATION, HOMOGENOUS <br /> 20 18.5/20-27.5/25' LEAN CLAY (CL): <15% FINE-MEDIUM, POORLY GRADED SAND; <br /> 3.5 <br /> IO >BSX <br /> 14 CL FINES: MEDIUM-HIGH DRY STRENGTH, NONE-SLOW DILATANCY, l <br /> _ 24 LOW-MEDIUM TOUGHNESS. LOW-MEDIUM PLASTICITY. MODERATE <br /> 22 YELLOW BROWN. NO PRODUCT DOOR, NO ORGANICS, MOIST. WEAK j <br /> CEMENTATION. HOMOGENOUS i <br /> I <br /> 24 <br /> ca-Itws-zssSC 21.5/25-26' CLAYEY SAND (SC): BOX FINE, POORLY GRADED SAND; 40% FINES: <br /> 3.5 14 MODERATE YELLOW BROWN, NO PRODUCT ODOR, NO ORGANICS, <br /> 26 50 MOIST-WET, WEAK CEMENTATION, HOMOGENOUS i <br /> t <br /> 28- <br /> 30 <br /> 8 30 j <br /> 32 <br /> i <br /> 34 I <br /> i <br /> i <br /> 38 <br /> 3B <br /> 40 <br /> 42 <br />