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; ; �atterman�� <br /> � .�. Geotechnic.�i <br /> i COflSll�iU1t; � Ic�uhrr a_ _ � "� <br /> PLL." I'rujcct No: �it,� .�s <br /> I � <br /> � - �_ �_-'t'�--_�.__, _— <br /> ,5ubsu+-facc I��;iloratiu�a, Geolc;�ic I�tarardti, <br /> and Ceotechnical F,r�gine�rin�; 12e��ort <br /> E3alvcrs�►n Property <br /> S6xx �3roadway Aveize�c <br /> [?vcrett, o�V��sl�in�;tc►n <br /> �n�niduc�i�in <br /> I hc purpasc u1 ihiti study wa` Iu dain subsurf;t�c inlum�ation tc, bc utilizcd in thr dcsi�n and <br /> dcvclopment o(the subjcct property. It is our undcrslanding that a singic family residcn�:c ��:ill <br /> bc dcvclo�xd on the property at 56xx Hroadway Avenue in Lvcrctt, Washington. "l hc nr�+ <br /> residcncc will bc sct nc:u�ilic middlc of thc property. An acccss drivcway will cxtend frum <br /> 13roadway down tu thc ncw residence. A retaininb wall (or walls) will be usecl to raise thr lu��rr <br /> portion oflhe east sidc cl�thc �roPerty in suPpnrl lhe planned residcnce. 'l�he topographic <br /> in(orntalion.md .��,lu�uu�r,� ��it Irr:�liui;s ;irc �:li�mn un thr tiiti� ;tr.il I�\��lnr.�tintt Pl;�n. Pi,tur�� l . <br /> tiitc Conditions <br /> S hc tipptoxim,�tc I titi h�� "i ti Icct ��i���urty �c.�s I„catr�i [u �hc c;isi uf 13n,,i�l���ay ,\ccnuc. <br /> immedialely west of[-5 in Gvcrctt, VV:ishington. �'hc property was Suw�J on thc nurth ;m�{ w ilir <br /> �outhcast by cxisting singlc faniily residcnccs. '17ic pro�rty consistcd of an upper, ���cst plai"w <br /> with a moderate slopc Jown to the cast to a lower arca adjacent to Intcrstatc 5. '1'he modcr.dc I�� <br /> stcep slopc was about 44 fect high total wiQi thc middle norihwcst slopc otTof'{3roadway .it :� <br /> maximum inclinution of about GS Ex:rcent. 'I'hcrc w;��a culvcrt undcr Broadway that discliar�rs <br /> unlo ihc norlhwest com�r of thc prorcrty. "I�hc culvcrt fi�rms a stn.am ch�nncl wl�ich tlows <br /> downslopc to Qie c:�st. V;gclation consislcd ot�a moderate growUi of very largc evergrecn and <br /> tcw dcciduous trccs with blackbcrry, ivy, fcm, sal-al and other typical northwcst undcrstory. <br /> Low brushcs, ground covcr rl:mts and G�rc�t dchris c�n rr comF�risrd tLr rcniaininr_ vc�tct�ti�,n. <br /> llrere wero no exi5ling iny,i�>�rmcnt�: :�b��•r�r�l �m thr �,ro�,rric. <br /> Subsurfacc Conditions <br /> 5ubsurfacc conditions on th�pruperty �vcrc intc;rcd liom a visual recunnaissnncc uf thc <br /> property,a review of a geologie map of the region, and the exc:ivation of two subsurfacc <br /> cxplorntion pits. 11re exploration pi�s werc cxcavated using a trackcd backlwc. The expler�tion <br /> pits were excavatcd, logged by a licensed geologist,and immcdiatcly backfilled. l,ogs oi thc <br /> �••.�,I��rnti�m pits un;attached to this n���rt. <br /> (1(;('. ��Ilc l�i2h7 ?0`)'�' ��ccnuc Nl�. Woodinvillr. A'�'r1 �)SO'17 (4:'S) '71-50fi2 <br /> � �s <br />