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ArC <br /> ' A550ClATES N. LOG OF BORING SB2 <br /> 1260 ChOcs Oma, Modesto,Ca6toma 95351 <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 /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT TO _ FT <br /> SCREEN TYPE NA DIAMETER IN SLOT SIZE 1N 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 <br /> DETAIL FT PPM BLOWCOl1NT LOG DESCRIPTION <br /> 0-11/14' 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 /> MODERATE YELLOW BROWN TO DARK YELLOW BROWN, DRY TO MOIST <br /> 1 <br /> 6 2 SP—SM NOTED BETWEEN 9 0 — 11 0 FEET <br /> 1 $ <br /> ' 1p 12 <br /> 11/14-143' SILT (ML) <5% FINE SUBANGULAR—SUBROUNDED POORLY GRADED <br /> SAND >907 FINES LOW TOUGHNESS NO PLASTICITY MODERATE <br /> ' 12 YELLOW BROWN, NO PRODUCT ODOR DRY—MOIST WEAK CEMENTATION <br /> HOMOGENOUS <br /> ML <br /> —14- <br /> 2 <br /> 42 14 3-16/19' POORLY GRADED SAND (SP) >957 FINE—MEDIUM POORLY GRADED <br /> SP SAND <5% FINES PALE YELLOW BROWN NO PRODUCT ODOR, DRY- <br /> 16 MOIST, WEAK CEMENTATION HOMOGENOUS <br /> ' 18 <br /> N5-582-20 0 <br /> _\ <br /> 16/19-21/24' SILT WITH SAND (ML) 15% FINE, POORLY GRADED SAND 857 FINES <br /> 20 8000 ML NO—LOW DRY STRENGTH SLOW—RAPID DILATANCY LOW TOUGHNESS <br /> ' NO—LOW PLASTICITY DARK GREENISH GRAY STRONG PRODUCT ODOR <br /> DRY—MOIST, WEAK CEMENTATION HOMOGENOUS <br /> 22 \ <br /> ' 24 NS—S82-25 0' \ <br /> 2880 ML 21/24-26/29' SILT (ML) <107 FINE SAND >90% FINES, NO—LOW DRY <br /> STRENGTH SLOW—RAPID DILATANCY LOW TOUGHNESS NO—LOW <br /> ' <br /> 26 PLASTICITY DARK GREENISH GRAY, STRONG PRODUCT ODOR, <br /> MOIST WEAK CEMENTATION, HOMOGENOUS <br /> 28 26/29-31 SILTY SAND (SM) 80% FINE—MEDIUM, SUBANGULAR—SURROUNDED <br /> NS—SB2--30 0' POORLY GRADED SAND 209' FINES, LOW TOUGHNESS NO—LOW <br /> SM PLASTICITY, DARK YELLOW BROWN STRONG PRODUCT ODOR WET, <br /> 30 3000 WEAK CEMENTATION, HOMOGENOUS <br /> ' 32 <br /> ' 34 <br /> . 36 <br /> r 38 <br /> r40 <br />