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�. ASSOCIATES INC.
<br /> 1260 Glaphps dire,Modes ukfffii go LOG OF WELL M W 1
<br /> PROJECT _ INT AND PAINT COMPANY LOCATION 117 .WEST HARDING WAY, STOCKTON- CA PROJECT NO. _ 17295-0001
<br /> DATE DRILLED 2-14-9a LOGGED BY REVIEWED 13Y- JEANNF HOMSEY C47410
<br /> DRILLING COMPANY V&W DEN I ING INC:. DRILLER 'RORERT VICKERY METHOD
<br /> ,
<br /> DRILLING
<br /> HOLE DIAMETER '8 IN DEPTH DRILLED 43 FT DEPTH TO WATER INITIAL –J 50 FT STATIC 26.5 FT
<br /> CASING TYPE PVC DIAMETER ALL SCHEDULE 40 INTERVAL 0 EL TO 21.5 EI
<br /> SCREEN TYPE PVCDIAMETER 2 1N SLOT SIZE 0.02Q, IN INTERVAL 21.5 FT TO 41.5 FT
<br /> FILTER PACK TYPE SRI SUPREME SAND NO. 8 INTERVAL TO 43 FT
<br /> SURFACE SEAL TYPE NEtT CEMENT OVER BENTONITE INTERVAL 0 Fl- TO _ 19.5 ET
<br /> COMMENTS: – PAGE 1 OF_L__
<br /> WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION
<br /> DETAIL U. PPM SLOWCOUNT LOG
<br /> 0-3" - Asphalt
<br /> ' 2
<br /> 4
<br /> 6.5/10' CLAYEY SAND (SC): 707 FINE, POORLY GRADED SAND;
<br /> 21 30% FINES; MODERATE YELLOW BROWN, NO PRODUCT
<br /> 6 1.9 2a
<br /> 28 ODOR, NO ORGANICS, DRY–MOIST, WEAK CEMENTATION,
<br /> ' HOMOGENOUS
<br /> 8
<br /> 10
<br /> 1 20 8.5/10-11.5/15' LEAN CLAY (CL): <157 FINE. POORLY GRADED SAND;
<br /> 22 CL >85% FINES; MEDIUM-HIGH DRY STRENGTH, NONE-SLOW
<br /> 12 DILATANCY, LOW-MEDIUM TOUGHNESS, MEDIUM
<br /> ' PLASTICITY, DARK YELLOW BROWN, NO PRODUCT ODOR,
<br /> 14 MOIST, NO ORGANICS, WEAK CEMENTATION, HOMOGENOUS
<br /> 22t
<br /> 16 1 so MH 11.5/15-16/20' ELASTIC SILT WITH SAND (MH): 15% FINE–COARSE, WELL
<br /> GRADED SAND: 85% FINES; SLOW–RAPID DILATANCY,
<br /> LOW TOUGHNESS, LOW PLASTICITY, MODERATE YELLOW
<br /> 18 BROWN, NO PRODUCT ODOR, NO ORGANICS, MOIST,
<br /> WEAK CEMENTATION, HOMOGENOUS
<br /> 20 25
<br /> _ 22 SP 16/20-21.5/25.5' POORLY GRADED SAND (SP): >95% FINE–MEDIUM,
<br /> ' = 22 POORLY GRADED SAND; <5% FINES; MODERATE YELLOW
<br /> BROWN; NO PRODUCT ODOR, NO ORGANICS, MOIST, WEAK
<br /> CEMENTATION, HOMOGENOUS
<br /> 24
<br /> '�•— -- IP–MW1-25.5 ;
<br /> 41 ML 21.5/25.5-26.5/30' SILT WITH SAND (ML): 15% FINE–COARSE, WELL GRADED
<br /> 26 a8 Z SAND; 857 FINES; NONE–LOW DRY STRENGTH, SLOW–
<br /> RAPID DILATANCY, LOW TOUGHNESS, NONE–LOW
<br /> PLASTICITY, MODERATE YELLOW BROWN, NO PRODUCT
<br /> ODOR, MOIST, WEAK CEMENTATION, CALCITE VEINS
<br /> 30 1 9 .5/30-31.5/35' LEAN CLAY WITH SAND (CL); 15% FINE–MEDIUM, POORLY
<br /> 1° CL GRADED SAND; 85% FINES, MEDIUM–HIGH DRY STRENGTH,
<br /> —_ 10 NONE-SLOW DILATANCY, LOW TOUGHNESS, LOW-MEDIUM
<br /> 32 PLASTICITY, MODERATE YELLOW BROWN, NO ORGANICS,
<br /> MOIST, WEAK CEMENTATION, HOMOGENOUS
<br /> 34
<br /> IP–MWi-35.5 31.5/35.0--36.5/40' ELASTIC SILT (MH): >15% FINE, POORLY GRADED SAND;
<br /> 11 <85% FINES; LOW–MEDIUM DRY STRENGTH, NONE–SLOW
<br /> 36 21 MH DILATANCY, LOW TOUGHNESS, LOW PLASTICITY,
<br /> — MODERATE YELLOW BROWN, NO PRODUCT ODOR, NO
<br /> ORGANICS, MOIST, WEAK CEMENTATION, CALCITE PRESENT
<br /> 38
<br /> 36.5/40-43' LEAN TO FAT CLAY (CL/CH): <15% FINE, POORLY GRADE
<br /> IP–MW I-4°.5 SAND; >85% FINES, HIGH–VERY HIGH DRY STRENGTH,
<br /> _ 40 ? 21 CL/CH NO DILATANCY, MEDIUM–HIGH TOUGHNESS, MEDIUM
<br /> 50 PLASTICITY, MODERATE YELLOW BROWN, NO PRODUCT
<br /> ODOR, MOIST, WEAK CEMENTATION, HOMOGENOUS
<br /> ' 42
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