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- PROJECT NUMBER BORING NUMBER <br /> - 110716.P4.ZZ MW-22 SHEET 2 OF 4 <br /> - SOIL BORING LOG <br /> PROJECT PG &E Stockton Phase IV,Stockton,CA LOCATION Stockton, CA s <br /> ELEVATION 11.24 ft. NGVO DRILLING CONTRACTOR Spectrum Exploration <br /> DRILLING METHOD AND EQUIPMENT Hollow Stem Auger 10" diameter <br /> WATER LEVELS 31.56 btoc START 4/16/96 FINISH 4/18/96 LOGGER T.Little <br /> -� SAMPLE STANDARD SOIL DESCRIPTION COMMENTS <br /> J L PEN TEST ION <br /> 'I'D Q z arc RESULTS SOIL NAME,USCS GROUP SYMBOL,COLOR, DEPTH OF CASING, DRILLING RATIA* <br /> =i ac aw MOISTURE CONTENT, RELATIVE DENSITY c DRILLING FLUID LOSS <br /> ,64-,. w wm o g•_g•_g• OR CONSISTENCY,SOIL STRUCTURE, m TESTS AND INSTRUMENTATION <br /> ►- o. MINERALOGY m <br /> w M r� w (N) ro L <br /> p I-Z ac I N <br /> 28-37 30-39', SILTY CLAY. (CL), olive (SY, 4/3), PID - 1.2 <br /> 18- <br /> SPT 1.5 28- 95%non plastic to low plasticity fines; 5% FID = 1.5 <br /> 31.5 fine sand; mica present;calcite-filled <br /> veinlets; very hard; damp;no odor J. <br /> Water on rods <br /> 36+0 _ <br /> 39-71', CLAYEY SAND. (SC),dark gray <br /> 40.0 (5Y, 4/1);20%low plasticity fines; 80% <br /> 4U fine sand; mica common;grains typically PID = 1.1 <br /> SPT 1.5 50-60 subangular; locally burrows;dense; wet FID= 1.2 <br /> 41.5 <br /> 45.0 <br /> 50.0 <br /> CLAYEY SAND. (SC), dark gray (5Y, 4/1), PID = 0.0 <br /> SPT 1.0 13-22-50 45% low plasticity fines, 55% fine sand; FID = 1.0 <br /> 51.5 (72) mica common;local interbed of sand (SP); <br /> dense; wet j <br /> �y <br /> 66.0 <br /> 60.0 <br />