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Start End Drilling <br /> Drilled 6/7/2019 6/7/2019 De 1 ( ) 315 Lo gY TDB Driller HoloceneDrilling,Inc. ��� Hollow-stem Auger <br /> Surface Elevation(ft) 89 Hammer Autohammer Drilling Diedrich a120 Truck Ri Vertical Datum NAVD88 Data 140(lbs)/30(in)Drop Equipment g <br /> Easting(� 1306183 System WA State Plane North <br /> NorthingM 369333 Datum NAD83(feet) Gro u n dwater not observed at time of exploration <br /> Notes: <br /> FIELD DATA <br /> v a E <br /> d io o ° MATERIAL <br /> s 8 w eo DESCRIPTION REMARKS <br /> t > > w c t a� 3e c <br /> W O C X" 3-3U to� C7 C7 U �L U iT U <br /> 0 <br /> AC 2x 2 inches of asphalt concrete pavement <br /> CR 2 inches of crushed rock base course <br /> sm Brown silty fine to medium sand with occasional gravel <br /> 15 37 1 (dense,moist)(advance outwash) <br /> 12 28 <br /> SA <br /> gh <br /> 5 1B 41 2 SP-SJ Brown fine to medium sand with Silt,Occasion( — 9 <br /> i nterbedded silt seams(dense to very dense, <br /> moist) <br /> I <br /> o <br /> 10 1S 60 3 <br /> 1g <br /> P" 15 18 55 4 5 <br /> MC <br /> g� <br /> a, <br /> 1Q <br /> in 20 _ .. <br /> S 1$ 72: <br /> 25 <br /> c? <br /> 1S 71 S 6 <br /> MC <br /> 0 <br /> LLN� <br /> 5 <br /> 2 <br /> O <br /> r 30 18 73 7 <br /> z <br /> o, <br /> 0 <br /> 8 <br /> a <br /> Note:See Figure A-1 for explanation of symbols. <br /> Coordinates Data Source:Horizontal approximated based on Aerial Imagery-Vertical approximated based on Topographic Survey. <br /> "o <br /> N <br /> N <br /> Log of Boring B-3-19 <br /> Project: 2019-37:Learning Resource Center <br /> G EO E N G 1 N E E RS Project Location: Everett,Washington <br /> Figure A-4 <br /> a Project Number: 6$3"11-00 Sheet 1 of 1 <br />