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ASSOCIATES INC 1111 lase Pain Ira,SL k Nmd k Calm Sol LOG OF BORING SB 12 ' PROJECT VAN DYKEN PROPERTY LOCATION _215 WEST PAIN STREET_, RIPON,CALIFORNIA PROJECT NO 14941 0001 DRILLED DATE DRI _1I1LQA&1 LOGGED BY JOHN SELLMAN REVIEWED BY JEANNE HOMSEY C47410 DEl COMPANY FISCH ENVIRONMENTAL DRILLER DAVID FISCH METHOD DIRECT PUSH�}�OLOCT 0- _ ONE HOLE DIAMETER 1.5 IN DEPTI4 DRILLED 30, FT DEPTH TO WATER INITIAL ----20.7 STATIC _ FT ' CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL TO FT SCREEN TYPE M DIAMETER IN SLOT SIZE - IN INTERVAL -- FT TO T FILTER PACK TYPE NA „ . INTERVAL FT TO FT SURFACE SEAL TYPE NEAT CE1IEL+IT 1nA TW-MIE urmnn INTERVAL 30 FT TO FT COMMENTS PAGE 1 OF--L- WELL F tWELL DEPTH Pli1 SAMPLE ID LITHOLOGIC DESCRIPTION DETAIL FT PPMi BLOWCOUNT LOG t 2 ' 4 7A SILTY SAND (SM), 70X POORLY GRADED MEDIUM SAND; 3OX FINES SM 0-6/9• YELLOWISH RED, O CHEMICAL ODOR NOTED; DRY, WEAK CEMENTATION; tB HOMOGENOUS —10— B.0 SP 8/9-11/14' POORLY GRADED BOROWN SHDYELLOW95% FINE TO O CHEMICAL ODIUM SAND;DOR NOTED, NO ORGANICS, MOIST; WEAK CEMENTATION; HOMOGENOUS 12 14 90 ML 11/14-16/11' SANDY SILT (ML); 402 FINE POORLY GRADED SAND, 60% FINES. SB12 LOW DRY STRENGTH. LOW TOUGHNESS. NON PLASTIC, STIFF, BROWN, 18 14-16- NO CHEMICAL. ODOR NOTED, NO ORGANICS; MOIST; WEAK CEMENTATION HOMOGENOUS ' 18 20 7'5 SP POORLY GRADED SAND (SP). 1OOX FINE TO MEDIUM SAND, ' 16/11-21/14' WEAK CEEMMEENTATIONEM�TIFIEDICAL ODOR NOTED; NO ORGANICS, MOIST: 22 , 24 83 ML 21/24-30- SANDY SILT (ML), 4071 FINE POORLY GRADED SAND, BOX FINES, S$12 LOW DRY STRENGTH; LOW TOUGHNESS, ON PLASTIC, STIFF, BROWN, ' 28 24-2a' NNORACnEMICAL ODOR NOTED. NO ORGANICS. MOIST. WEAK CEMENTATION, STFIEDI i 28- 30 S&12-W Y ' -32- 34- 36- 38 4p