Illinois Society of Architects · Chicago · leaf 261
Fig. 45. Fig-. 46. IROTKCTION OF BEAMS.Section 845, 846. … • AAETAL- LATH (A) Fire-proof covering for beams, girders, etc.,for exterior structural parts, Sec. 845. See pro-visions for columns (Sec. 838) for A. Fig. 45. (B) Allowable covering for shelf an-gles, etc.. not fl^urofl part of fliinge section to be 2. Figs. 45, 46, 47. Necessary fire-proof…
Architecture · Building · Architects
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