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PROJECT NO.:160642 DATE DRILLED: 6/13/08 NORTHING: - <br /> LOCATION: BNSF CCT Stockton Railyard LOGGED BY: M. SellWood E - <br /> GROUND SURFACE ELEVVAATITIOONN:: - <br /> 1645 Cherokee Road APPROVED BY: K. Woodburne PG <br /> Stockton,California DRILLING CO.: Boart Lonqyear <br /> DRILLING METHOD: 6-inch Sonic <br /> SAMPLER TYPE: 10-ft. Continuous-Core Barrel BORING <br /> W W c TOTAL DEPTH: 78.0 ft. o BACKFILL <br /> o > > F DEPTH TO WATER: 58.0 ft. o DETAIL <br /> 0 0� o c w m <br /> a W!:�' o! N o tk DESCRIPTION - <br /> 0 Hand augered to 5'. 0— <br /> SAND-FILL(SM):Yellowish brown(10YR 5/6), 15%fines,85%fine-grained <br /> sand,low plasticity,loose,dry. <br /> Neat <br /> Cement <br /> 166.8 15.0/110 5 SM_ :: 5 Grout <br /> Fill <br /> 010 10 <br /> SILT(ML):Dark yellowish brown(10YR 4/4),95%fines,5%fine-grained sand, <br /> medium plasticity,soft,dry. <br /> ° 15 15 <br /> ML <br /> 0 <br /> o 10.0/m.0 <br /> 0 20 20 <br /> SAND(SW):Dark yellowish brown(10YR 4/4),5%fines,95%fine-to coarse- <br /> grained sand,nonplastic,loose,dry. SW <br /> 0 <br /> 25 25 <br /> SAND(SM):Yellowish brown(10YR 5/4), 15%fines,85%fine-grained sand, <br /> low plasticity,medium dense,dry. <br /> 0 <br /> 30 30_._..'.. <br /> SM <br /> o <br /> e:." <br /> 35 35 <br /> 0 <br /> o &015.0 <br /> @ 39':very dense;difficult drilling. <br /> 40 40 ' <br /> t�' `,TR� LOG OF EXPLORATORY BORING B-15 <br /> PAGE 1 OF 2 <br />