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WWWON <br /> 11ANA M <br /> u <br /> PROJECT NUMBERBORING NUMBER <br /> SF031804.FW MW-DIS-5 <br /> � —71 SHEET 3 01= 4 <br /> SOIL BORING LOG <br /> PROJECT 021 Monte-DISCO LOCATION Stockton,CA <br /> ELEVATION t9.75 loot TOC DRILLING CONTRACTOR Spectrum Ex0loratlons,Inc. <br /> IIRALIIfLi NETFIOD AND ERUIPFtENT 8 Inch OD.,5 1/4 Inch I.D.Hollow Stern Auger <br /> NATER LEVELS 77.28 feet,bas START OB/27/91 --FINISH 08!27/91 LUGGER9arne�ariner <br /> SAMPLE S'SANDARO SOIL DESCRIPTION COMMENTS <br /> PENVERSATION <br /> m� o RESULTS SOIL NAME,USCS GROUP SYN90L,COLOR, J DEPTH OF CASING,DRILLING RAT, <br /> >W �a� MOI'TURE CONTENT,RELATIVE DENSITY o DRILLING FLUID LOSS <br /> u� ua wm g�_g•_g� OR CONSISTENCY,SOIL STRUCTURE. � TESTS AtO INSTRUMENTATION <br /> w�'i ~ CLS ui (N) MINERALOGY }o <br /> 12 to rz ¢ 0 <br /> L0la-5G) Depth 59-5-10f.0 SAND/SILT (ML),brown <br /> 81.0 and�reanish 0rey motllirq,cohesive,low <br /> r plasi,clty,still,moist <br /> 84.5 <br /> Depth 04.5-08.0 SANDY SILT {ML),red, <br /> 1.0 38-50 cohesive,non/low plasticity,moist,very HNu=0 ppm <br /> 88.0 (>50) still <br /> 09.5 Depth 89.5-71,0 SILT WITH SAND ft). <br /> 7Q0 0 B 48-50 brown,cohesive,non-plastic,decreased HNu-0.2 ppm <br /> 71.0 1>50) moisture.hard,crumbly <br /> `.' 74.5 <br /> Depth 74.5-79.0 SILT WITH SAND <br /> p g IB-5D (SM/ML),reddish brown,cohesive,law HNu-3.0 ppm <br /> 70,0 (>50) plasticity,Increased c.alsture,very stilt <br /> Nu=0.4 ppm <br /> i_ <br /> 79.5 <br /> - Depth 78.5-81.0 SILTY GRAVEL MIXTURE <br /> 90A 0.2 15-50 (GM). (gravel Is subangular),brawn,low o HNu-20 ppm <br /> 8L0 (>50) cohesion,non-plastic,wet <br /> 0 <br /> 0 <br /> 84.5 <br /> Depth 84.5-88,0 FINE:SAND W/SILT AND HNu=>20 ppm <br /> Bi0i5 17-38-38 GRAVEL (SN),brawn,moist and wet, <br /> 80.0 (74) cohesive,low plastic,very stiff <br /> 89.5 <br />