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PROJECT NUMBER BORING NUMBER <br /> SF031804.FW MW-DIS-6 SHEET 2 OF 4 <br /> - SOIL BORING LOG <br /> PROJECT Del Monte -Disco LOCATION Stockton,CA <br /> ELEVATION 19.75 Leet TOC DRILLING CONTRACTOR Spectrum Explorations,Inc. <br /> DRILLING METHOD AND EQUIPMENT 8 Inch O.D.,5 114 Inch I.D.Hollow Stem Auger <br /> f. WATER LEVELS 77.28 iset,bgs START 08/27/91 FINISH 08/27/91 LOGGER B.Baumgartner <br /> SAMPLE STANDARD SOIL DESCRIPTION COMMENTS <br /> ` c <br /> PENETRATION <br /> ION <br /> cc RESULTS SOIL NAME,USCS GROUP SYMBOL,COLOR, <br /> _ > aw y MOISTURE CONTENT RELATIVE DENSITY o GRILLING FLUID LOSSDEPTH OF CASING, ILLING RAT <br /> UAw w�Z 9� _8■_8■ OR CONSISTENCY, SOIL STRUCTURE, m TESTS AND INSTRUMENTATION <br /> z }� W (N) MINERALOGY }c� <br /> O tJ7 H z Cr - - N o <br /> 1.3 (18) I U Depth 29.5-31.0 CLAY AND SILT W/SAND <br /> 3t.0 (CL/ML),reddish brown mottled with <br /> greenishggray, cohesive,medlum plasticity, <br /> moist, stiif <br /> 34.5 <br /> 1 3iIA Depth 34.5-38.0 SILTY FINE SAND (SM), <br /> 1.4 05-(13)08 brown,non/low plasticity,cohesive,moist, <br /> 38.0 <br /> I <br /> 1j <br /> 39.5 <br /> 40ADepth 39.5-41.0 SILT WITH CLAY AND <br /> 1.5 08-11-t2 FINE SAND (ML),brown,mottled with <br /> 41.0 (23) greenish gray, black specks, cohesive, <br /> low/medlum plasticity, moist, stili <br /> l <br /> r <br /> 44.5 <br /> 46.01.5 09-14-20 Depth 44.5-48.0 same as above <br /> 49.0 (34) <br /> 49.5 <br /> no Depth 49.5-51.5 same as above <br /> � 1 1.5. II-18--18 <br /> 51.0 (34) <br /> I� <br /> 54,5 <br /> Depth 54.5-58.0 same as above (ML/SM), <br /> } 1.0 20-50 Increased fine sand, very still <br /> fI <br /> 17 <br /> } 59.5 <br />