Illinois Society of Architects · Chicago · leaf 263
be 2 (Sec. S-IOc). 846. Beams, Girders and Trusses—Cover-ings of.) (a) The metal beams, girdersand trusses of the interior structural partsof a building shall be covered by one of thefireproof materials hereinbefore specified soapplied as to be supported entirely by thebeam or girder protected, and… … rig. 48. Pig. 49. Where llntelt are flreproofed previously and In-dependently, Ihe Commissioner f Buildings Ikis ruledthat the application or the architectural facing ma;be supported as shown (Fig. 4 8, 40), The ruling is only applied to Opening! not to exceedfour feet In width, and the maximum…
Architecture · Building · Architects
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