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ASSOCIATES INC. 1117 Lo Pdm II wK Sidle k Cdf*Ml LOG OF BORING MW7 PROJECT SMITH CANAL PUMPING PLANT LOCATION 2144 FONTANA AVENUE, STOCKTON, CALIFORNIA PROJECT NO. 62574.0002 DATE DRILLED 02/01/02 LOGGED BY JOHN SELLMAN REVIEWED BY JEANNE HOMSEY C47410 / ; >3RILLING COMPANY WOODWARD DRILLING CO., INC. DRILLER TORY SALAZAR METHOD HOLLOW STEM AUGER tr.r--SORE HOLE DIAMETER 9 IN DEPTH DRILLED 26-5 FT DEPTH TO WATER INITIAL X0.3 STATIC —9.3 FT CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL 0 FT TO 5 Fr SCREEN TYPE PVC DIAMETER 2 IN SLOT SIZE JLQ22____lbL INTERVAL 5 FT TO 25 FT_ FILTER PACK TYPE 03 SAND T INTERVAL 4 FT TO 26.5 FT SURFACE SEAL TYPE CEMENT GROUT INTERVAL D FT TO 3 FT COMMENTS: PACE 1 OF 1 WELL DEPTH PID SAMFLL 10 LIT HOLOGIC DESCRIPTION }} DETAIL FT. PPM BLOWCOUNT LOG oor '3 2 7.5 CL 0-6.5/10' SANDY CLAY (CL); 5X COARSE, POORLY GRADED SAND; 95% FINES; li MW7-5-6.5 MEDIUM DRY STRENGTH; LOW TOUGHNESS; MEDIUM PLASTICITY; MEDIUM STIFF; DARK BROWN: MOIST; NO CHEMICAL ODOR NOTED; WEAK CEMENTATION; BLOCKY; ROOT FRAGMENTS PRESENT MW7-10-11.5 F- 10 20 19 OL 6.5/10-11.5/15-ORGANIC SILT-CLAY (OL); 10011L FINES; MEDIUM DRY STRENGTH; 20 LOW TOUGHNESS; LOW PLASTICITY; MEDIUM STIFF; DARK GRAY; ..- 22 NO CHEMICAL ODOR NOTED. ORGANICS PRESENT; WET; WEAK 12 CEMENTATION; HOMOGENOUS 14 CL 11.5/15-16.5/20'SILTY CLAY (CL); 1OOX FINES. LOW DRY STRENGTH: LOW TOUGHNESS; 7 t ; 7t LOW PLASTICITY: STIFF; LIGHT GRAY. SLIGHT ODOR NOTED; NO 16 6 ORGANICS; MOIST; HOMOGENOUS Fs= 20 7.5 ON 16.5/20-21.5/25-ORGANIC CLAY (OH); 140X FINES; MEDIUM DRY STRENGTH; MEDIUM MEDIUM PLASTICITY; STIFF; DARK GRAY; NO CHEMICAL 5 TOUGHNESS; 5 ODOR NOTED; WET; HOMOGENOUS 4 22 24 9 \.r. 21.5/25-26.5' WELL GRADED SAND (SW); 9571 COARSE TO FINE, WELL GRADED SAND; 12 DENSE; 5X F)NES; GRAY; NO CHEMICAL ODOR NOTED; NO ORGANICS: 16 WET; WEAK CEMENTATION; HOMOGENOUS - 2fi 20 .. -28- -30- -32- -34- -36- -38- 40 283032 34363840