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hiHY 29 'G? 15� 19 PLYMOUTH DUNDEE � F. 1� <br /> . , i <br /> Structural calculations Ccnt, 8- -9� <br /> � <br /> Wall system �alculataon (12 ' Gaaeba critical) � <br /> Formulas: Slenderness k = .571 (sq r�(E/Fc) ) <br /> F'c = Fc[1 - 2/3t {1/d)/k) } <br /> . P � {F'a).{azea� <br /> �� <br /> 7�' <br /> 3•S" -� . <br /> � <br /> �.. .�"y ��` <br /> 1.��"�.. <br /> Area = 5. 25 + �.19 <br /> ' 8.44 in <br /> 5ection thxaugh wa],l support <br /> Assuming s�orst conc�it�on = Wa�.Z supports actzng as indep ndent <br /> cc�umn�: <br /> � � <br /> �3" � E :. 900.Q00 psi <br /> E � <br /> ,E <br /> � <br /> Cacu�,akxoas: <br /> K = .671tsq rttg00,000/454) ) = 30 <br /> F' c = a�oii - 1/3tk�.43/30)4� � 441.9psi <br /> P = F'c x are� = 441.9psi X 8.44 � 3729 .64 lbs <br /> 37�9 ,6�/9.77 sf = 381„�„s£ a31ow load per colu:n <br /> cc;t�bined dead and li�•e loa s. <br /> I,, � <br /> ! � <br /> I � <br /> ' C��1 �� �o. ����� � <br /> - ��,�,�. � , �`��� <br /> page 9 <br />