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Start End Total 86.3 Logged By BHC Driller Geologic Drill Drilling Hollow Stem Auger <br /> Drilled 11/2/2011 11/2/2011 Depth(ft) Checked By NLT Explorations, Inc. Method <br /> Surface Elevation(ft) Hammer Rope and Cathead Drilling Diedrich D-50 Track <br /> Vertical Datum 429'6 Data 140(lbs)/30(in)Drop Equipment <br /> Easting(X) System Groundwater <br /> Datum Depth to <br /> Northing(Y) Date Measured Water!ftElevation(ft) <br /> Notes: Not Encountered <br /> FIELD DATA <br /> _ m <br /> > J MATERIAL Q a <br /> o z �, <br /> DESCRIPTION e REMARKS <br /> 2 <br /> O 0 <br /> L > > <br /> > N N O N N (6 t9 O N O O U <br /> W W — D_' m U fnH (D CD U 0,5 <br /> 0-- /\ cc Concrete debris(fill) <br /> 1 /\ ______ _______ <br /> Sm Gray silty fine to coarse sand with gravel(loose, <br /> ryg moist to wet)(fill) <br /> n <br /> 5-1 10 5 2 <br /> 18 6 3 <br /> do <br /> a <br /> 10-118 4 4 <br /> a <br /> U " <br /> W <br /> SM Dark gray silty fine to coarse sand with gravel <br /> ^5 (medium dense to very dense,moist)(fill) <br /> 0 <br /> 15-118 78 5 Quarry spalls <br /> z <br /> z <br /> 0 <br /> y O <br /> m p <br /> 20-112 70 6 <br /> SM Gray silty fine sand with gravel(very loose,wet) <br /> a o`' (fill) <br /> 21-118 4 7 14 <br /> 0 <br /> z <br /> O <br /> c <br /> w o� <br /> a <br /> 30-118 5 8 <br /> z <br /> 3 <br /> W <br /> ' sw-sm Dark gray fine to coarse sand with silt and gravel <br /> X05 (medium dense,wet)(fill) <br /> s 35-118 15 9 <br /> z <br /> ------------- <br /> c; <br /> SVIDark brownish-gray silty fine to coarse sand with <br /> gavel(medium dense,wet)(fill) <br /> i X90 40 <br /> L <br /> z Note:See Figure A-1 for explanation of symbols. <br /> 3 <br /> Log of Boring B-4 <br /> Project: Mountain View Business Center Division 8 <br /> Project Location: Everett, Washington <br /> 35 GMENGINEERS� jFigure A-5 <br /> Project Number: 6192-021-01 Sheet of <br />