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GEOLOGICAL LOG <br /> CONDOREARTH TECHNOLOGIES PAGE 1 OF 2 <br /> STOCKTON, CALIFORNIA <br /> PROJECT CEUS-STOCKTON MULTI-CAMPUS -- 3024 DATE 12/28/00 HOLE NO. GP-1 <br /> LOCATION INTERSECTION OF FLORA ST. AND AURORA ST. LOGGED BY L MORSE _ <br /> DRILLING CONTRACTOR FISCH ENVIRONMENTAL. RIG TYPE GEOPROBE 5400 <br /> HOLE DIAMETER 2.25 INCH HAMMER WEIGHT AND FALL NA TOTAL DEPTH 42' <br /> SURFACE CONDITIONS ASPHALT DEPTH TO GROUNDWATER 35.5' <br /> TOTAL CASING DEPTH NA SCREEN INTERVAL NA FILTER PACK INTERVAL NA GROAT INTERVAL Nik <br /> CASING DIA_/TYPE NA SCREEN SLOT SIZE NA BENTONITE SEAL INTERVAL NA WELL COLLAR EL NA <br /> (fe tj SAMPLE FIELD DESCRIPTION x m o W REMARKS <br /> inirvl. ID " 0 �� #w <br /> 0-6 ASPHALT <br /> 6"-2.5' SILTY SAND: GREENISH GRAY, SM ' `•: PUSH <br /> FILL WITH BRICK, DRY <br /> 2.5'-4' CLAY: OLIVE GRAY, FILL WITH CL - p!p- 0 PPM <br /> BRICK, DRY _ _ - <br /> 4'-11' _CLAY: LIGHT BROWN, STIFF, DRY CL - <br /> 5 <br /> -- PID= 0 PPM <br /> 10 - - <br /> 3024— <br /> cps-Ia.s i 1'-18' SILT: LIGHT BROWN, DRY ML <br /> PfD= 0 PPM <br /> 15 MODERATE H.C. ODOR, <br /> OLIVE GRAY STAIN <br /> AT 16' <br /> 3024- 18'-21' SILT: LIGHT BROWN, MOIST ML PID= 40 PPM <br /> GP1-is MODERATE H.C. ODOR <br /> 20 <br /> 21'--24' SILT: OLIVE GRAY, MOIST ML <br /> In - PID= 3 PPM <br /> SLIGHT H.C. ODOR <br /> 24'-28' CLAY: OLIVE GRAY, STIFF, CL - - <br /> 25 MOIST <br /> PID= 8 PPM <br /> SLIGHT H.C. ODOR <br /> 28'-29' SILT: LIGHT BROWN, MOIST ML <br /> 29'-30' SILTY SAND: LIGHT BROWN SM �.:;.. <br /> •_ ? <br /> 30 30'-34' CLAY: OLIVE GRAY, CL - - D= 37 PPM <br /> MOIST MODERATE H.C. ODOR <br /> OLIVE GRAY STAIN <br />