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I <br /> IF BORING LOG <br /> DATE STARTED 5-28-87 DATE COMPLETED 5-28-87 <br /> Sierra Drilling <br /> LOGGED BY R. Livermore <br /> DRILLER <br /> ! GRAPHIC IJLS.'•.A1PS1'.J'� <br /> �•lELL CONSTFiUCTIpN DETAIL 4 SrM.BOt <br /> r DWp 12A watertight locking t 0_21 old asphalt sand wi sh <br /> a , <br /> V-5.51 dark brown gravelly <br /> waterproof dement grades to a medium sand at 3.5 fP�t <br /> Z locking Ca SP <br /> t "ea gravel <br /> r C :�� grout 5.5-8' light brow!, silty sand with <br /> 4 <br /> 211 solid fines and root holes <br /> 410PVC casing +b' SM8-141 <br /> fine- <br /> -bentonite 8-14' light gray/white (q <br /> 8 medium sand with very slight petrolelsm <br /> SW odor present <br /> to �. r <br /> 21 ' light brown/gray micaceous <br /> ' 14- <br /> ;4 { fine sand. Loose and moist at 15 feet <br /> sempies no SP <br /> Ifs Monterey .retained in to <br /> sand #20 ;�_ ; sampler) <br /> LU r8 Sm <br /> slotted PVC 21-21.5' light grayish fine sand <br /> z :+ ` <br /> s casing 21.5-25' light gray/brown mottled silty <br /> wZ <<_ r, micaceous clay- <br /> LU = ; CL <br /> 24 <br /> r entonite Bottom of Hole: 25 feet <br /> 2 end cap <br /> Groundwater : 17-17.5feet at time of <br /> 28 drilling <br /> On 6_S-$7, water level: 16.8 feet <br /> Pint* <br /> GOLDEN GRAIN MACARONI COMPANY <br /> -- --- _._ -- SCS ENGINEERS <br /> f•1A,PITECA BEAN_C0=_ FACILI -- - <br /> __.-- <br /> GON•VLTI74G ENG ELNSINCw <br /> O• — 5 <br /> MONITORING WELL: <br /> 67 7 SIERRA LOUAI.5U�1k <br /> •� ou6LlN••wsr�:r.r pas®: .lune 1987 <br /> 14I?.18"04" ProleCj No. 38504.01 <br />