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CArc <br /> ASSOCIATES INC. �l <br /> 1260 Graphics Drive,Modesto,California,U51 LOG OF BORING S B 1 <br /> PROJECT VAN DYKEN PROPERTY LOCATION 215_WEST MAIN STREET, RIPON, CALIFORNIA PROJECT NO. 14981.0001 <br /> DATE DRILLED 11/14/97 LOGGED BY TOM LUTTERMAN REVIEWED BY JEANNE HOMSEY. C47410 <br /> DRILLING COMPANY FISCH ENVIRONMENTAL DRILLER DAVID FISCH METHOD DIRECT PUSH TECHNOLOGY <br /> BORE HOLE DIAMETER 1.5 IN DEPTH DRILLED 29 FT DEPTH TO WATER : INITIAL 30 FT STATIC FT <br /> r CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT TO FT <br /> LSCREEN 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 VIA TREMIE METHOD INTERVAL 0 FT TO 35 FT <br /> COMMENTS: ADVANCED AND EXPOSED SCREEN FROM 31-35 FEET TO COLLECT WATER SAMPLE PAGE 1 OF 1 <br /> WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION <br /> DETAIL FT. PPM BLOWCOUNT LOG <br /> C0-11/14' POORLY GRADED SAND WITH SILT (SP-SM): 90% FINE-MEDIUM, <br /> SUBANGULAR-SUBROUNDED, POORLY GRADED SAND; 10% FINES, <br /> 2 DARK YELLOW BROWN, NO PRODUCT ODOR, DRY, WEAK CEMENTATION, <br /> HOMOGENOUS <br /> 4 <br /> 1.2 <br /> 6 SP-SM <br /> C <br /> - 8 - <br /> MODERATE <br /> MODERATE YELLOW BROWN TO DARK YELLOW BROWN NOTED BETWEEN <br /> 9.0 - 11.0 FEET <br /> 10 1.2 <br /> 12- <br /> -14- <br /> 2 14 11/14-16/19' POORLY GRADED SAND (SP): >95% FINE-MEDIUM, SUBANGULAR- <br /> 1.2 SP SUBROUNDED, POORLY GRADED SAND; <5% FINES, PALE YELLOW <br /> BROWN, NO PRODUCT ODOR, MOIST, WEAK CEMENTATION, HOMOGENOUS <br /> -16- <br /> -18- <br /> NS-S81-20 0 <br /> 618NS-S81-20.0' <br /> Ii 20 1.2 ML 16/19-21/24' SILT WITH SAND (ML): <15% FINE, POOLRY GRADED SAND; >85% <br /> t FINES, NO-LOW DRY STRENGTH, SLOW-RAPID DILATANCY, LOW <br /> L TOUGHNESS, NO-LOW PLASTICITY, PALE YELLOW BROWN, NO PRODUCT <br /> ODOR, MOIST, WEAK CEMENTATION, HOMO <br /> 22 \ , <br /> C24 NS-SB1-25.0' <br /> 95 ML <br /> 21/24-26/29' SILT (ML): <10% FINE. POORLY GRADED SAND; >90% FINES, NO-LOW <br /> DRY STRENGTH, SLOW-RAPID DILATANCY, LOW TOUGHNESS, NO-LOW <br /> 26 PLASTICITY, OLIVE GRAY, MODERATE PRODUCT ODOR, MOIST, WEAK <br /> CEMENTATION, HOMOGENOUS <br /> C <br /> 28- -\ <br /> NS-581-30.0' <br /> SC <br /> 30 234 <br /> 26/29-31' CLAYEY SAND (SC): 80% FINE-MEDIUM, POORLY GRADED SAND; 20% <br /> FINES, OLIVE GRAY, MOIST-WET, WEAK CEMENTATION, HOMOGENOUS <br /> 32- <br /> 34- <br /> -36- <br /> -38- <br /> 40 <br /> 234363840 <br />