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PROJECT NO.:160642 DATE DRILLED: 6/13/08 NORTHING: - <br /> EASTING: - <br /> LOCATION: BNSF CCT Stockton Railyard LOGGED BY: M. Sellwood TOP OF CASING ELEVATION: - <br /> 1645 Cherokee Road APPROVED BY: K. Woodburne, PG TOP OF PVC ELEVATION: - <br /> Stockton,California DRILLING CO.: Boart Lonqyear GROUND SURFACE ELEVATION: - <br /> DRILLING METHOD: 6-inch Sonic <br /> SAMPLER TYPE: 10-ft. Continuous-Core Barrel WELL <br /> > > TOTAL DEPTH: Boring - 83.0 ft.; Well - 67.0 ft. <br /> W W W a o CONSTRUCTION <br /> - o > > _ DEPTH TO WATER: 64.0 ft. o DETAIL <br /> a r- <br /> LL <br /> a LL uQi o DESCRIPTION <br /> J <br /> _ ° 40 SILT(ML)(continued). 40 Neat <br /> Cement <br /> Grout <br /> 71 , 2-inch <br /> Schedule <br /> 40 PVC <br /> 45--, : Bentonite <br /> 0 <br /> 45 @ 45':medium stiff. <br /> No.3 <br /> Monterey <br /> @ 47':soft. Filter Sand <br /> ° -@ 48':high plasticity. - Pack <br /> 10.0/10.0 <br /> 2-inch <br /> �— o <br /> 50 50 Schedule <br /> 40 PVC <br /> 0.020 Slot <br /> ML <br /> 0 <br /> 55 B-14 @ 55' 55 <br /> 0 <br /> 10.0/10.0 <br /> 0 60 8-14 @ so' 60 <br /> ° 65 SAND(SM):Dark yellowish brown(10YR 4/4),20%fines,80%fine-grained 65 <br /> sand,low plasticity,loose,wet. <br /> End Cap <br /> 0 <br /> —70 <br /> SM <br /> Neat <br /> Cement <br /> Grout <br /> Backfill <br /> o <br /> 75 @ 75':interbedded with sand(SP),dark brown(10YR 3/3,5%fines,95% T. <br /> : 75 <br /> fine-grained sand,nonplastic,loose,wet. <br /> SILT(ML):Brown(7.5YR 4/4),90%fines, 10%fine-grained sand,medium <br /> plasticity,soft,dry. ML <br /> ° 80 80 <br /> TRC MONITORING WELL INSTALLATION LOG B-PA <br /> W -7 <br />