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EXv'LORATORY BORING-LOG Page I of <br /> MTPROJECT NAME: Roberts Petroleum Services BORING NO. MW-8 <br /> Lodi,California DATE DRILLED: 4/13/90 <br /> EXCELTECH PROJECT NUMBER: 1628G LOGGED BY: B.V.T. <br /> J Q J <br /> Z Q (n Q W Z <br /> a a w � SOIL DESCRIPTION w w <br /> w u_ m m <br /> M <br /> m � <br /> FILL-Sandy Gravel <br /> 1 - - -- - -- - - - - --- -- - --- -- - - - - -- - -- - --- -- - - - - - - - - <br /> SM SILTY SAND,very dark grayish brown(10YR 3/2),80-90%fine to <br /> 2 medium sand, 10-20% silt,moderately sorted, moist <br /> - - - - - -- - -- - -- - - - - -- --- - --- -- - -- - -- - --- -- - -- - - <br /> 3 S W- SAND,dark yellowish brown(10YR 4/4),80-90%fine to coarse sand,5-15% <br /> SM silt, 1-3% mica, 1-3%rootholes,poorly sorted,medium dense,moist <br /> 4 - <br /> 5 <br /> 6 8-1 13 4.7 <br /> 7 - <br /> 8 <br /> 9 <br /> 10 <br /> li 8-2 16 Color change to dark greenish <br /> gray(5GY 4/1),85-95%fine to coarse sand, 71 <br /> 12 5-15%silt,moderately sorted <br /> 13 <br /> 14 <br /> 15 <br /> 16 8-3 344.7 <br /> Color change to dark yellowish brown(10YR 416),80-90% fine to coarse <br /> 17 sand,5-15%silt,3-5%rounded fine gravel,poorly sorted,dense <br /> 18- <br /> 19- <br /> - - -- - - - - - - - - - -- --- - -- - -- - - - - -- - -- --- --- - -- - <br /> 20 <br /> 819 - -- - - - - - - - - - -- --- - -- - -- - - - - -- - -- --- --- - -- - <br /> 20 S P SAND,dark yellowish brown(10YR 4/6),medium to coarse grained, 1-3% <br /> mica,well sorted,dense,moist <br /> 21 8-4 38 <br /> 14 <br /> REVIEWED BY R.G./C.E.G. <br />