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A AMCIATES INC. 1260 Graphics Drive,Modesto,Califamia,95351 LOG OF BORING S B 3 PROJECT VAN DYKEN PROPERTY LOCATION 215 WEST MAIN STREET, RIPON, CALIFORNIA PROJECT NO. 14981.0001 DATE DRILLED 07/13/98 LOGGED BY TOM LUTTERMAN REVIEWED BY JEANNE HOMSEY,C47410 DRILLING COMPANY FISCH ENVIRONMENTAL DRILLER DAVID FISCH METHOD DIRECT PUSH TECHNOLOGY BORE HOLE DIAMETER 1.5 IN DEPTH DRILLED 30 FT DEPTH TO WATER INITIAL 31 FT STATIC FT CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT TO FT SCREEN TYPE NA DIAMETER IN SLOT SIZE IN INTERVAL FT TO FT FILTER PACK TYPE NA INTERVAL FT TO FT r SURFACE SEAL TYPE NEAT CEMENT VIA TREMIE METHOD INTERVAL 31 FT TO FT { COMMENTS: ADVANCED AND EXPOSED SCREEN FROM 31-35 FEET TO COLLECT WATER SAMPLE PAGE i OF__L_ it WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION r DETAIL FT. PPM BLOWCOUNT LOG 1 0-2" ASPHALT L 2 4 0 SP-SM 2"'11/14' POORLY GRADED SAND WITH SILT (SP-SM): 90% FINE=MEDIUM, 6 POORLY GRADED SAND; 10% FINES, DARK YELLOW BROWN; NO PRODUCT ODOR, DRY, NO ORGANICS, WEAK CEMENTATION, HOMOGENOUS 8 �+ 10 0 12 rr 14 - 1 0 11/14-20' POORLY GRADED SAND (SP): <5% FINE, POORLY GRADED SAND; l4d' SP >95% FINES; PALE-MODERATE YELLOW BROWN, NO PRODUCT ODOR. .NO 16 ORGANICS, DRY-MOIST, WEAK CEMENTATION, HOMOGENOUS 1 18 20 0 20-21/29' SILT WITH SAND (ML): 15% FINE, POORLY GRADED SAND; 85% FINES; 22 NONE-LOW DRY STRENGTH, NONE-SLOW DILATANCY, LOW-MEDIUM ML \ TOUGHNESS, NONE-LOW PLASTICITY, MODERATE YELLOW ''BROWN, NO PRODUCT ODOR, NO RECOVERY, NO ORGANICS, DRY-MOIST, WEAK CEMENTATION, HOMOGENOUS, IRON OXIDE PRESENT --24-- 0 \ L26- 28— 21/29-31' SILT (ML): <15% FINE, POORLY GRADED SAND; >85% FINES; NONE-LOW NS-SB3-30.0' T DRY STRENGTH, .NONE-SLOW DILATANCY, LOW TOUGHNESS, LOW ML PLASTICITY, DARK YELLOW BROWN, SLIGHT-MODERATE PRODUCT ODOR, 30 18 MOIST-WET, WEAK CEMENTATION,. HOMOGENOUS f 32- -34- -36- -38- 40 2 34363840