Illinois Society of Architects · Chicago · leaf 263
Tig. 4E … /Hollow Tile rij. 46 PROTECTION OF BEAMSSection 845, 846. (A) Fire-prcof 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 figured part of flange section to be 2.…
Architecture · Building · Architects
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![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer04inte-271-122.webp)
