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i <br /> i <br /> - PROJECT NUMBER BORING NUMBER <br /> SF031604.FW MW-DIS-3 <br /> SHEET 3 OF . 3 <br /> t <br /> - SOIL BORING LOG <br /> { PROJECT Del Monte - Disco LOCATION Stockton,CA <br /> ELEVATION 20.26 feet TOC DRILLING CONTRACTOR Spectrum Explorations,Inc. <br /> DRILLINGS METHOD AND EGUIPMENT 8 Inch O.D.,5 1/4 Inch.I.D.Hallow Stem Auger <br /> WATER LEVELS 77.44 feet, bgsSTART 07!24/91 FINISH 07/24/91 LOGGER B.Baumgartner <br /> SAMPLE STANDARD SOIL DESCRIPTION COMMENTS <br /> J <br /> PENETRATION <br /> rEST <br /> Uja z RESULTS SOIL NAME,USCS GROUP SYMBOL,COLOR, DEPTH OF CASING,DRILLING RAT <br /> zt aw y MOISTURE CONTENT,RELATIVE DENSITY o DRILLING FLUID LOSS <br /> LU �� _6._6. OR CONSISTENCY, SOIL STRUCTURE, TESTS AND INSTRUMENTATION <br /> LU }� w (N) MINERALOGY r a <br /> osn -z Cr <br /> 1.0 {21) Depth 59.5-81.0 SILTY SAND (SM),brown, <br /> 91.0 low cohesion, firm, very low plasticity <br /> I 84.5 • <br /> De th 64.5-66.0 SAND WITH SOME SILT <br /> 9laA 0.5 10-13-17 (SP), brown,no cohesion,no plasticity. HNu= 0 ppm <br /> 68.0 (30) uniform,moist,st111 <br /> 99.6 <br /> 70.0 042 13-50 Depth 69.5-70.0 SANDY SILTY CLAY (ML), <br /> M0 Rn) brown with black specks, very cohesive, HNu= 0.2 ppm <br /> moderate moisture,moderate plasticity <br /> when hydrated,very stiff <br /> i <br /> ❑eth 72.5-74.0 SANDY SILTY CLAY (ML) <br /> with increased moisture,very stlif <br /> 75.0 HNu= 3.0 ppm <br /> Nu= 0.4 ppm <br /> i <br /> 79.5 <br /> Depth 79.5-81.0 SILTY SANDY CLAY (ML), <br /> it BD.O 12. 10-16-20 brown,wet,plastic,cohesive,stlff. No HNu= 20 ppm <br /> 81.0 (35) odor <br /> r <br /> 1 HNu= >20 pprn <br /> 850 <br /> i <br /> i <br /> i <br /> Total Depth = 89.5 1t <br />