Illinois Society of Architects · Chicago · leaf 198
Flat arch hollow tile, or flatarch porous clay tile floor arches shall havea height of at least one and one-half Inchesfor each foot of span. Fig. 45. (A) Fire-proof covering for beams, girders, etc.,for exterior strucfurnl parts. Sec. 617. See pro-vision for columns (Sec. 610) for A. Fig. 45. (B)… … PROTECTION OF BEAMS.Section 617, 618. Fig. 46. (A) 4 for brick (Sec. 618b). Fig. 47. (B) 2 for hollow tile or solid tile(Sec. 618b). (A) 2 for concrete (See. 618b). (C) % air space by width of metal surfaceto be covered as required (Sec. 618b). (D) Concrete covering for tops of beams, gir-ders,…
Architecture · Building · Architects
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