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mcASSOCIATES INC. <br /> I2W Q#im pF%kwacog*95mI LOG OF BORING S139 <br /> ROJECT SUSO CORPORATION YARD LOCATION 1932 NORTH EL FINAL DRIVE, STOCKTON, CALIFORNIAPROJECT NO.[-.—., 17292.0004 <br /> DATE DRILLED 02/24/99 LOGGED BY TOM LUTTERMAN REVIEWED BY JEANNE HOMSEY C47410 <br /> i <br /> BILLING COMPANY V&W DRILLING DRILLER RICK GARRAGANMETHOD HOLLOW STEM AUGER <br /> ORE HOLE DIAMETER B IN DEPTH DRILLED 411-SET DEPTH TO WATER : INITIAL FT STATIC FT <br /> LCASING TYPE NA DIAMETER IN SCHEDULE INTERVAL __ TO _ FT <br /> SCREEN TYPE NA DIAMETER IN SLOT SIZE IN INTERVAL FT TO FT <br /> FILTER PACK TYPE NA INTERVAL FT TO FT <br /> SURFACE SEAL TYPE NEAT CEMENT INTERVAL 0 FT TO 41.5 FT_ <br /> COMMENTS: PAGE?OF__L <br /> WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION <br /> DETAIL FT. PPM BLOWCOUNT LOG <br /> 0-2" ASPHALT <br /> 2 i <br /> 4 I <br /> 13 <br /> 6 4 16 <br /> 19 CL 2'-11.5/15' LEAN CLAY (CL): <15% FINE—MEDIUM, POORLY GRADED SAND; >85% <br /> FINES; MEDIUM—HIGH DRY STRENGTH, NO DILATANCY, MEDIUM <br /> TOUGHNESS, LOW—MEDIUM PLASTICITY, MODERATE YELLOW BROWN, NO <br /> 8 PRODUCT ODOR, NO ORGANICS, DRY—MOIST, WEAK CEMENTATION, <br /> HOMOGENOUS <br /> j <br /> L 10 <br /> ltl <br /> 4 1tl <br /> 22 <br /> —12— <br /> L <br />{ 14 <br /> 2 <br /> i 6 412 <br /> :2 <br /> f 18 SP <br /> rLa. 11.5/15-21.5/25' POORLY GRADED SAND (SP): 95X FINE, POORLY GRADED SAND 5% <br /> FINES; MODERATE YELLOW BROWN, NO PRODUCT ODOR, NO ORGANICS, <br /> 20cY—sm-20.3 DRY—MOIST, WEAK CEMENTATION, HOMOGENOUS <br /> 4 17 <br /> 27 <br /> rL 30 <br /> 22 <br /> 24 <br /> cY—sass—xs.s <br /> 17 <br /> 26 4 Al <br /> 27 ' <br /> 28 <br /> cy_ggq_30,5 21.5/25-31.5/35' WELL GRADED SAND WITH GRAVE! (SW): fiD% FINE-COARSE, WELL <br /> 30 GRADED SAND; 3O% GRAVEL; 10X FINES; MODERATE YELLOW BROWN, <br /> NONE—SLIGHT PRODUCT ODOR, NO ORGANICS, DRY—MOIST, WEAK <br /> so <br /> fi CEMENTATION, HOMOGENOUS <br /> 32 <br /> 34 <br /> CY—SBS-35.5 31.5/35-36/40' SILTY SAND (SM): 70% FINE—MEDIUM, POORLY GRADED SAND; 30% <br /> F� x2 FINES; LOW TOUGHNESS. NONE—LOW PLASTICITY, MODERATE YELLOW <br /> L BROWN. NONE—SLIGHT PRODUCT ODOR, NO ORGANICS, DRY—MOIST. <br /> 36 4 S0 SM WEAK CEMENTATION, HOMOGENOUS <br /> 36/40-40.5' WELL GRADED SAND WITH SILT AND GRAVEL (SW—SM): <75% FINE- <br /> 38 COARSE, WELL GRADED SAND; >15X GRAVEL. 10% FINES; MODERATE <br /> YELLOW BROWN, NO PRODUCT ODOR, DRY—MOIST, WEAK CEMENTATION, <br /> HOMOGENOUS <br /> CY-51110-40.5 SW-SM <br /> 40 27 40.5-41.5' ELASTIC SILT WITH SAND (MH): >15% FINE—MEDIUM, POORLY GRADED <br /> 20 SAND; <85X FINES; SLOW DILATANCY, LOW TOUGHNESS. LOW <br /> 4 1tl MH PLASTICITY, MODERATE YELLOW BROWN. NO PRODUCT ODOR, DRY- <br /> 42 MOIST, WEAK CEMENTATION, HOMOGENOUS <br /> I <br />