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j <br /> PROJECT NUMBER BORING NUMBER <br /> SF031604.FW MW-DIS-6 <br /> SHEET 2 OF 4 <br /> SOIL BORING LOG <br /> PROJECT Del Monte - Disco LOCATION Stockton,CA <br /> ELEVATION 20.33 feet TOC 13RILLING CONTRACTOR Spectrum Explorations, Inc. <br /> DRILLING METHOD AND ElDUIPNENT 8 Inch O.D.,5 114 inch I.D.Hallow Stem Auger <br /> WATER LEVELS 77.87 feet,bgs START 08728791 FINISH 08/28/91 LOGGER B.Baumgartner <br /> SAMPLE STANDARD SOIL DESCRIPTION COMMENTS <br /> J PENETRATION <br /> wp <br /> TEST . <br /> Cr RESULTS SOIL NAME,USCS GROUP SYMBOL, COLOR, <br /> 038 a Z ac DEPTH OF CASING,DRILLING RAT <br /> =� C aw y MOISTURE CONTENT,RELATIVE DENSITY J DRILLING FLUID LOSS <br /> � w wo] o -81- OR CONSISTENCY, SOIL STRUCTURE, m <br /> CL F r X 6 {N) 6� MINERALdGY r TESTS AND INSTRUMENTATION <br /> ocn rz ca <br /> 1.4 {25) Depth 29.5-31.0 similar to above <br /> 31.0 HNu= 0 ppm <br /> j <br /> �. 34.5 <br /> Depth 34.5-38.0 similar to above except <br /> 1,4 10-15-15 very stiff <br /> { 38.0 (30) HNu= 0 ppm <br /> I <br /> I <br /> 39.5 <br /> SOA Depth 39.5-41.0 FINE SAND (SP);poorly <br /> 14 9-8-8 graded, few subrounded gravel,brown, <br /> f 41.0 (10) semi-cohesive,non-plastic, moist,firm <br /> HNu= 0 ppm <br /> 5 . <br /> 44.5 <br /> Depth 44.5-46.0 FINE SAND with SILT <br /> 1.5 0-0-9 SS1);brown, cohesive,non-plastic, moist, <br /> ti <br /> 48.0 <br /> 49.5 <br /> Depth 49.5-51.0 FINE SILTY SAND (SM); <br /> L5 7-10-10 gray,cohesive, non- plastic, moist, stiff <br /> 51,0 (28) Bottom 3'o1 sample: Increased HNu= 0 ppm <br /> non-cohesive sands <br /> { <br /> J 54.5 <br /> iDepth 54.5-58.0 POORLY GRADED SAND <br /> i 1,0 10-50 with SUBROUNDED GRAVEL (SP); gray, <br /> 58 0 (50) non-cohesive, non-plastic,moist <br /> Bottom 2'of sample contained rust <br /> colored sand with gravel <br /> 59.5 <br /> 1 <br />