Laserfiche WebLink
' '�- - <br />^e06-771-6458 BiiKER ENGINEERS <br />—� <br />BAKER ENaINEERS <br />3TRUCTUML pESION <br />R.O. 90X isos <br />LYNNWOOD, WA W0�61B07 <br />December 17, 1992 <br />Finley/Architects <br />2911 Bond Street <br />EveretE, WA 98106 <br />J►ttention: Bill Finley <br />Subj�ct: �ltirnaCive�Hiqh Scnool <br />35th i Ruckar <br />Everett, WA <br />� <br />MqY 13 '93 14:d1 <br />EOWIN F. lAKEN, P.! <br />Dear Bill: <br />1►t your r•qu�st w� havr mada a pr�liminary saismic analyais o! <br />The 1►lt�rnativ� Niph School, oriqin�liy known as South 7unior <br />High School. Th� purposa oi th� analysis was to dat�rmine the <br />axt�nt of th� structura�s ability to rasist aoismic torces. <br />The oriqinal 1►1L�rnativ� Riqh School buildinq vas d•siqnad anQ <br />built in 1916. North �ad south vinq addition� w�r� add�d in <br />1930. Th� oriqinnl �tzuctur� and th� additioas ara cast-in-plac� <br />concr�t� aolumns, b�ams, joi�E� and �iab■ with wood b�e�n.lum <br />wood c�ckin�7 ov�r tor th� root. Th� auditoriuta and gy <br />woodsbums �ndi„vood ad�iRckinq ov�r�� rt�L�ral�tlore�ruresi�tina <br />unx�inforcidDmasonry wailanominally reinlorc�d concret• walls and <br />Typical,structural d�s <br />vhan thse buildinq wa.s <br />eonsid�ratioa th� n� <br />av�nte. Column r�in <br />roir�Forcinq and atfr <br />rRi.ntorcinq ■t��l apli <br />thnt aer� usad th�n <br />stendards. This buila <br />loadr sati�laetorily, <br />aeismic �vant. <br />and conetruction mathods commonly usrd <br />�iqnad end conatruct�d did not take.into <br />to rssi�t Int�r�l forcos from eaiamic <br />.inc?�rimd reinlorcinqamar und op:ninqsl <br />nnd anchoraq��, to name a!aw �a�aail; <br />are consid�r�d inadaquat� by y <br />;ppaara to b� able to support qreviCy <br />ut would lik�ly fail durino a larqe <br />seismic upqrad� aa�followaural raquirements !or thrae <br />l.evals ot • - <br />A. ��i_�t U.B.C,��i"eic Rarna�ramonts . •. . <br />This stranqthaninq vill anabl� tria buildinq to r�sist current <br />code lavrl ■�ismic Porces. <br />1. Brace tho rooP pazapet. <br />2. Add 5/8" plYwood to•tha existing roof <br />8628 212TM 9.W. � LYFACB�MIDLEN(10e'77�1.8 588096 •(20!) 771-8686 <br />