Illinois Society of Architects · Chicago · leaf 249
re the entireframing and materials of the roof are fire-proof or wb<^re the cornice and roof cover-ings are of incombustible material and thetop of the roof boards is protected againstfire for at least five feet up from such wallby a coating of plaster on porous or hollowtiles at least two… … Pig. 24. Pig-. 25. FOOTINGS.Sections 740a, b. Fig. 24 (B) Shall in all cases extend 4 0below finished grade at building, unless footings reston bed rock—Sec. 740a. Fig. 25 (C) Buildings 100 ft. or more in height;footings shall e.xtend at least to a depth drained bysewer in adjacent streets and…
Architecture · Building · Architects
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
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