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' � <br /> � � titructural Dcsi�n .A�snciatc� <br /> �.,��_ . <br /> ', F.t?Linc��ri�7� .S7rucllU�C� In l u�! <br /> �, <br /> December 17, 2009 <br /> , -i---` <br /> Subject: Holdown and LTP4 for Cascade View Cottages �G� 1���p C(�N S�vT f T <br /> SDA Job No. 5425 �L,�.P� B�p�KEs� ,. <br /> Eslkv° f�' 1 <br /> To whom this may concern: � �Cn ���� �� (N�f�{,Nx�of) <br /> ( � kac�7 DvwN 8e� � �� � <br /> A t y o u r r e q u e s t, t h i s o ff i c e r e v i e w e d i h e s u b j e c t p r o j e c t for pa?hal�ut-connectifln to the �V�x�-s� <br /> Simpson HDU1 1-SDS2.5 holdown located at the lower rear shearwalls, and the Si pson� <br /> LTP4 lateral connections between floors when using sheathing that laps onto ihe rim � ist. <br /> With the nut at least 75% onto the holdown bolt, the allowable capacity of the nut and <br /> bolt connection 1.6% overstressed. This is within allowable limifs and is structurally <br /> acceptable (see aNached calculation�. <br /> If the shearwall sheathing breaks at approximately the cenier of the rim joist, the shear <br /> load bypasses the bottom wall plate, and the Simpson LTP4 are not required <br /> Please contad ihis office with any questions regarding this letter. <br /> Sin r$ly �_ <br /> �� X/ � .' -- � , <br /> Ghris Covi ton, P.E. !'J =, ;, � � <br /> � <br /> i � �.�a„ <br /> ��O V.111��,. <br /> � p Wnsy ., .;. <br /> �ti��4. Y (.� <br /> v � �1 <br /> � . . `� __'t:�- <br /> : �. . �. <br /> ,�: i' <br /> `1.�'0;. '��o:s;v-F, �`: <br /> , __. <br /> �' "''s�,,,1,, �• . <br /> , �,� „ <br /> JAN 0 S YOq <br /> OEC 17 Z009 <br /> --- __ _ - - _ _ __ _ - <br /> ��iu�tur.d I)�ci �n A�snc.i.itc. �l <br /> '�Il ���r��ill \\l SUIIcJII�. ��.�1'fCtL \\��� ��S�III L�2 <br /> Ph. �_' � `�-n_'!_ I- n: �1�� '_?_ 0'>�6 ������.,trucdc�.c�qn � <br />