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FEB-13-2003 THU 10� 12 AM ENGINEERING TECHNICAL FAX N0. 6054981299 P. 11
<br /> 69. Neutra! Axis for B
<br /> �7. �ll�wable Load Based on Qeflection (See Sect+ort �.5.2)
<br /> � � (�e�; Se�tion 3.4.4)
<br /> F.ifective
<br /> 41fidth oF Ski�
<br /> c � aas x��,a5a,ovo = �i ti,000 ps� ,�.�....,'..�:.._ ..�.._ —�
<br /> -5.9a�.i- �=._�.�,�w,
<br /> � F �...,3.y� --�
<br /> w� .- _r_ ...:..`_.a 3.0 Gear Dist3;�c�
<br /> ��' � �IL p AG J �ffective widtt� of top skin
<br /> . � Efiective widfh _ 4�" ^
<br /> 1 of bottom skin
<br /> -- � .... __,.._.._�,.�_.__w., --�
<br /> s r 7.5 x 142 0.6 ��
<br /> '}' Urm E A
<br /> , 3C�0 x 14 L ,�Q1,fl00,000 32.2 x 111,000 °
<br /> i roASXm 1.:3CA�k� 9 a? i.i in�p r>�a) :�'�;}-i i t I:101�.G70
<br /> � 5tnnge�s i.li;o.00u 3'1.? ,7 i'.�KS(Nk7 :t 4'L5 i 7�!iq4.�Crqi;
<br /> - `_... . _._. — —� 9vtt�+:�n t Dd0 d:7�J a��� r 1 a�t � 5?G 10:>>i!aA 0�!:,; i�:;6�A�7
<br /> �O�tO [d.00000367 + O.00UQQ017] ._.._ _. .--_--
<br /> • To!,al p�����d�C�.(ti)0 2:11.;?OOI�)
<br /> v��n �. 51.7 psf Live Load
<br /> y ` sA��Ey _ ?.91,720,000 _ 3.30„
<br /> . �c�r purp�;es of cornparing with other alfowable �A��E gg,g00,00�
<br /> � lo�cl fiaures, �dd i0 psf dead toad. Then
<br /> w� = 61.7'psf 7pta1 Load �»o �sf, oK� B10. Stiffness tor 8er�ding �Se� Sect�on
<br /> 3.5.3)
<br /> , � ��. rop-Skin Ueflectio� {Se� Section --�...�..`-._._�.-----��:...��- �=��,�w-?:,j.� � _. _.,
<br /> :i,4.5} .•x _;___.._..j..... N. n.
<br /> o.2s~ s.,n^ y � ;l.a(1"
<br /> a __..._._.._.__�... _ ._........,
<br /> Q =: wp _�.-------�......._,.... _._ _._ -------... .
<br /> -::_�-�_. _,_.
<br /> 3f34 EI 12
<br /> ^ �O x ��.�� Ilem E lo Aa tl d� �yU= 1��A�CT E(ty+a ici'y
<br /> , ` .JO� X 1,OUV,��� X �.�1 O X iG T;'�'a��n f�,wJ.QJO r,gj a 4? 2 c] ?2A n?,� t;H I l i+:I+�;�?UiiJ
<br /> Stnrvder. t B.O,COJ 17(i 'y?7 i17') p GB•t %!i , „ �4'::.OJ9 0•7C
<br /> � &�ir�mSk,n i sr�l.ir^.0 00?& 5?d 3 t.o 90u Si 9 1'�Y ui1Q�:qG�ii
<br /> ; d — ID.Q1i3" (�•� QI:i60, OK) .�o«, �,...,,�,: :i�ncr,�no��n
<br /> � El�y �- 3�f3,000,000 (b-in2 per d-ft ��:�icli��
<br /> ;
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<br /> �`����
<br /> �q �'�'t�
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