Illinois Society of Architects · Chicago · leaf 258
ll be bedded solid in ce-ment mortar. (f) The fireproofing herein required formetal structural roof members may be omittedin buildings used exclusively for purposes ofClass IV and of Class V, when such struct-ural roof members support only roof loadsand ceiling construction over interior openspaces… … Pig-. 46. PROTECTION OF BEAMS. Section 845, 846. (A) Fire-proof covering for beams, girders, etc.,for exterior structural parts. Sec. 845. See pro-visions for columns (See. 838) for A. Fig. 45. (B) Allowable covering for shelf an-gles, etc.. not figured part of flange section to be 2. Figs. 45, 46,…
Architecture · Building · Architects
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