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AWC <br /> ASSOCIATES 1NG LOG OF BORING SB7 <br /> 1117 Lane Palm Ave,Ste B,Wmd ,Coo ma, 45351 <br /> PROJECT VAN DYKEN PROPERTY LOCATION 215 WEST MAIN_STREET. RIPON. CALIFORNIA __._ PROJECT NO 14981 0001 <br /> DATE DRILLED 09/12/01 do I0L/01 LOGGED BY JOHN SELLMAN _ REVIEWED BY JEANNE NOW EY C47410 _ <br /> DRILLING COMPANY FISCH ENVIRONMENTAL DRILLER RICK BERTOLINO METHOD DIRECT PUSH TECHNOLOGY <br /> BORE HOLE DIAMETER 1 5 IN DEPTH DRILLED 30 FT DEPTH TO WATER INITIAL FT STATIC FT <br /> CASING TYPE _SIA DIAMETER IN SCHEDULE INTERVAL _ FT TO _ FT <br /> SCREEN TYPE IFA DIAMETER IN SLOT SIZE IN INTERVAL FT TO FT <br /> FILTER PACK TYPE NA INTERVAL FT TO FT- <br /> SURFACE SEAL TYPE NEAT CEMENT V1A TREMIE METHOD INTERVAL — . 30 FT TO TT <br /> COMMENTS REFUSAL ENCOUNTERED AT 30 FEET BELOW GROUND SURFACE PAGE 1 OF <br /> WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION <br /> DETAIL Fi PPM BLOWCOUNT LOG <br /> 2 <br /> 4 <br /> 22 SW 0"-6/9' WELL GRADED SAND (SW), 100% FINE TO COARSE SAND, DENSE, <br /> 6 YELLOWISH RED, NO CHEMICAL ODOR NOTED, NO ORGANICS, MOIST, <br /> WEAK CEMENTATION, HOMOGENOUS <br /> 8 <br /> 10 18 SP 6/9'-11/14' POORLY GRADED SAND (SP). 100% FINE TO MEDIUM SAND, DENSE, <br /> YELLOWISH RED, NO CHEMICAL ODOR NOTED, NO ORGANICS, MOIST, <br /> WEAK CEMENTATION. HOMOGENOUS <br /> —12- <br /> -14- <br /> 22 <br /> 21a22 SANDY SILT (ML), 60% FINE POORLY GRADED SAND DENSE, 40% FINES, <br /> S137-14-16 ML 11/14-16/19' LOW DRY STRENGTH, LOW TOUGHNESS, NON PLASTIC, YELLOWISH RED <br /> NO CHEMICAL ODOR NOTED, NO ORGANICS, MOIST, WEAK CEMENTATION. <br /> 16 HOMOGENOUS <br /> I i <br /> 18 <br /> 20 is <br /> SM 16/19-21/24' SILTY SAND (SM), 50% FINE POORLY GRADED SAND, DENSE, 50% FINES, <br /> BROWN, NO CHEMICAL ODOR NOTED NO ORGANICS MOIST, <br /> 22 WEAK CEMENTATION, HOMOGENOUS <br /> 2a <br /> 1 1 SM 20/24-30' SILTY SAND (SM) 60% FINE POORLY GRADED SAND, DENSE, 40% FINES <br /> SB7-24-26 BROWN, NO CHEMICAL ODOR NOTED, NO ORGANICS, MOIST WEAK <br /> 26 CEMENTATION, HOMOGENOUS <br /> —28- <br /> -30— S87—W <br /> —32- <br /> -34- <br /> -36- <br /> -38 <br /> 36 <br /> 38 <br /> 40 <br />