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/yM.SOCIATES INC. u LOG OF BORING SB3 1260 Nplics Drie ala do,ColifomkI,95351i1 PROJECT ROSSETTI PROPERTY -AD,LOCATION 25411 LONE TREE ROESCALON, CA PROJECT NO. 14980.0001 DATE DRILLED 06/30/98 ;f LOGGED BY TOM LUTTERMAN REVIEWED BY JEANNE HOMSEY C47410 DRILLING COMPANY MITCHELL DRILUNG DRILLER BART TURGENSI METHOD HOLLOW STEM AUGER BORE HOLE DIAMETER 8 'l IN DEPTH DRILLED 26 FT DEPTH TO WATER INITIAL NA 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 SURFACE SEAL TYPE NEAT�CEMENT INTERVAL 0 FT TO 26 FT COMMENTS: ii PAGE i OF_1 WELL DEPTH PID SAMPLE ID LITHOLOGIC DESCRIPTION DETAIL FT. PPM BLOWCOUNT LOG 0-2" ASPHALT 2 6r' 4 , it 6 SP 2'-13.5/14.5' POORLY GRADED SAND (SP): >90% FINE-MEDIUM, POORLY GRADED SAND; <107 FINES; MODERATE BROWN, NO PRODUCT ODOR, NO ORGANICS, DRY—MOIST, WEAK CEMENTATION, HOMOGENOUS 8 10 RAI-583-15' 14 z7 SP-SM 13'5/14.5-16/19.5' POORLY GRADED SAND WITH SILT (SP-SM): 90% FINE-MEDIUM, POORLY 16 9 S� GRADED SAND; 107 FINES; DARK YELLOW BROWN, MODERATE PRODUCT ODOR, NO ORGANICS, DRY—MOIST, WEAK CEMENTATION, HOMOGENOUS 18 { RM-563-20' 'I a 20 32 - 2 Sp ML 16/19.5-20,5/24.5' SILT (ML)_ <10% FINE, POORLY GRADED SAND; >90% FINES; NONE-LO 11 22 DRY STRENGTH, NO DILATANCY, LOW TOUGHNESS, NO PLASTICITY, DARK YELLOW BROWN, NO PRODUCT ODOR, NO ORGANICS, DRY-MOIST, WEAK CEMENTATION, HOMOGENOUS RM—SB3-25' 24 22 SP-SM 20.5/24.5-26' POORLY GRADED SAND WITH SILT (SP-SM): 90% FINE-MEDIUM, POORLY 27 GRADED SAND; 10% FINES; DARK YELLOW BROWN, NO PRODUCT ODOR, 2fi 1 32 NO ORGANICS, DRY—MOIST, WEAK CEMENTATION, HOMOGENOUS 28 r 30 �I 32 34 I 36 38 40 ' { f!