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BORING LOG <br /> DATE STARTED 5-28-87 DATE COMPLETED 5-28-87 <br /> DRILLER Sierra Drilling <br /> LOGGED BY R. Livermore <br /> WGIIAa•N�C <br /> WELL CONSTRICTION DETAIL SYMBOL CEiCNIPtIOi'e <br /> N <br /> DWP 12A watertight lockin0-2to old asphalt <br /> waterproo 'tement 2"-5.5' dark brown gravelly sand which <br /> Z locking ca �, Sp grades to a medium sand at 3.5 feet <br /> ea gravel <br /> 4 grout 5.5-81 light brown silty sand with <br /> 2" solid ` fines and root holes <br /> � <br /> PVC casing �• SM <br /> 8 entonite $_144 light gray/white (quartz) fine- <br /> : medidm sand with very slight petroleum <br /> f SW odor present <br /> t <br /> 14-211 light brown/gray micaceous <br /> 14 i fine sand. Loose and moist at 15 feet <br /> !6 Monterey _— : (samples no SP <br /> sand #20 retained in to . <br /> ta !8 sampler) <br /> + SM <br /> " (.02") <br /> ? ?� ` slotted PVC 21_21 .5 light grayish fine sand <br /> ZZ -_ casing 21.5-25 light gray/brown mottled silt <br /> o _ r• micaceous clay. <br /> CL <br /> -bentonite <br /> p Bottom of Hole: 25 feet <br /> end cap <br /> 28 Groundwater : 17-17.5 feet at time of <br /> drilling <br /> On 6-8-87, water level : 16.8 feet <br /> SCS ENGINEERS GOLDEN GRAIN MACARONI COMPANY <br /> STEAtuti[S GC?NftADAND SCHM4Dt MANTECA BEAN CO. FACILITY <br /> C0#cyuiTn4G ENG4NEfRS 1144- <br /> 6711 SIERRACOUR7 54,1471 C MONITORING WELL: W - 5 <br /> DUSLIN1 CA"5" <br /> a"«' proieci No 38504.01 Dale June 1987 <br /> i <br /> I <br />