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N�;:� ,�. •Gc r18:�0 =nFTi- _O��ISULTnI�IT_ :PFAt+F+r+h�+ti <br />Novemba 17, 1992 <br />Ftonder Baak <br />c/o Dyekmaa Arclritects <br />400 First National Sank Building <br />1602 Iiewitt Avenue <br />Evaat, Wuhiagton 98201 <br />P._ <br />. <br />� i Eal'�rl COI'lSUltai�lt$1T]C. <br />�;; ��� ce«ixr�mce�fi,x�.�s�s�sa[mtroN„Q,cuscKrue�s <br />AtteaCon: Mr. Gary O�Leary <br />Subject: �i'ontIer Bank Administtative.Center <br />4th Avenue and Everett Mall Way Southesst <br />Evereti� Washiaptoa <br />Retereace: Farth Consuitants, Iac. <br />Geotechnical Engine6rinP Study <br />E•5357, dated February 20, 1992 <br />E-5357-2 <br />T$C pIlTPO3C OI ttlti �CiGI 1S IO 2CViCW SI1G p'dVCiflCllt dCS18R [00001fl1E�lf�lOf13 pICSCII� Ifl WC <br />1G�0[i� Y�GpOIt. ' <br />The refaaiced study iccommended a pavement sectioa for HYttt tra�ic arqs consisting of the <br />followiae: � <br />• 'l�vo inctus of AC over four incha of crusha[ rocic bax (CRB), or <br />• 'i�vo inches of AC aver two�inches of asphalt ueaxd base (ATB): , , <br />Yt ia our nnderstandin� that the paved areas have been coveral by a minimum of one foot of <br />imported �sanular s�uctuial fill. . <br />Based on our review, it is our opinioh, the previously described gavement xction shouid be <br />�dequate. SubQrade prepasadon rxommendadons should be followed as described in the <br />mfua�ced sWdy. . <br />1805 • 136t� Plate N.E., Sd'Ae t01, Bellewe, Wastiinpton 98005 <br />222 E. Y6�� Sueet Suite tOt, Tacoma, VJasninqlon 98421•9998 <br />&Ikvue (2067'643•3780 Seattle (2U6� 464a584 fAX (2U6� 146 OB60 Tacoma (206) 271�E808 <br />;� <br />