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BORING LOG NO. B-1 Pae 1 of 2 <br /> PROJECT: SN4924-Silver Lake North CLIENT: American Tower Corporation <br /> Portland, Oregon <br /> SITE: 1810 104th Street SE <br /> Everett, Washington <br /> o LOCATION See Exhibit A-2 wW Z a.w} F m o W <br /> J LL W� F WH �v u_ <br /> O Latitude:47.903241° Longitude: -122.207957° _ ¢ w F- z z <br /> rn w ¢W z <br /> Lu X a _JWLu <br /> IL Lu of <br /> Surface Elev.:470(Ft.) o ¢m Q LL 3 O <br /> U <br /> DEPTH ELEVATION Ft. a <br /> �O <br /> hl <br /> SILTY SAND(SM),trace gravel,rock chips,brown,very dense,moist <br /> (Blowcounts overstated on rock)(Weathered Glacial Till) <br /> 5-21-30 S-1 <br /> 24 N=51 <br /> a <br /> a <br /> c? 5.0 —___ 465 <br /> SILTY SAND(SM),with gravel,grey,dense to very dense,moist(Glacial 15-24-33 <br /> M Till) N=57 S-2 7 38 <br /> Lu <br /> a <br /> a <br /> a 14-17-17 S-3 <br /> N=34 <br /> w <br /> 1 <br /> 10-15-19 S-4 10 <br /> N N=34 <br /> o <br /> 0 <br /> O <br /> O <br /> z <br /> Z <br /> X <br /> O <br /> m <br /> grades to wet 1 17-50 <br /> N=50/6" S-5 10 31 <br /> J <br /> 3 <br /> 0 <br /> z <br /> c� <br /> 0 <br /> J <br /> U) <br /> 229-50 <br /> N=50/6" <br /> S-6 10 <br /> 0 <br /> 0 <br /> w <br /> a <br /> z <br /> c� <br /> 0 <br /> 0 <br /> 2 <br /> 0 <br /> 0 <br /> 2 <br /> Stratification lines are approximate.In-situ,the transition may be gradual. Hammer Type: Automatic SPT Hammer <br /> a <br /> Lu <br /> Advancement Method: Notes: <br /> -` Hollow Stem Auger See Exhibit A-3 for description of field <br /> 0 9 procedures. <br /> See Appendix B for description of laboratory <br /> procedures and additional data(if any). <br /> o Abandonment Method: See Appendix C for explanation of symbols and <br /> z Boring backfilled with bentonite chips upon completion abbreviations. <br /> uJ <br /> O <br /> WATER LEVEL OBSERVATIONS <br /> Irerracon Bor ng Started:10/3/2014 Boring Completed:10/3/2014 <br /> 15'-Seepage Observed <br /> m Drill Rig:B-61 Driller:EDI <br /> m 21905 64th Ave.W,Suite 100 <br /> F Mountlake Terrace,Washington Project No.:81145043 Exhibit: A-4 <br />