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<br /> " � _ R�aj�� �: March 19, 1990 ;�
<br /> _'�>, , >-11r.'EMe Conrath �
<br /> ' `� MA8IETEK ELEC. INC.
<br /> � k �'�'�`""' ' � 400 S: Prair/e Ave. �
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<br /> �"d 4'� Re: Bai1y Order #305065
<br /> � "�� �'� Ceiliny and wa11 Pene1 Capaclty
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<br /> ��'r�x`y;"`°'This=lette� ts �nnt to tertlfy the loed capacity of the ceillnq and
<br /> �'�'„` ttst1�p�n�is:tor.the above reterenced ord-r. The ceiiing panets are 5
<br /> �,��`�h ,: 1pC11''thltk, relnforCed 24 qauge 6alvanixed skins. rrith a iength o�62
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<br /> ,»� ��,., lqches. r;The'sife total. aliowable load for this span is 48 psf.
<br /> ��� ��t�k ; ���n=:7oad=included in the tvtal load is tor short duration loading oaly,
<br /> ,�'�F�F:SUCh'.as, stiow,laed. :Long ter�a loading, such as equipment or storage
<br /> h, ;,:nloads,,ere;not recomaenQed due to creep considerations. The dead Neight
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<br /> '"�:���#"th�,`�rall,panels are standard 4 lnch hick, 24 gauge Galvanixed
<br /> ��¢;�ex�lriDY and interior skins, xith a ten9th of T18 tnchas. The allowabte
<br /> ,�, ��,t�ind'loed for this".�sQan is 44 psf. based on a L/180 deflection. ;
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