part above the iron joist isthen fiUed up with hollow brick, or small cyKnders of baked clay, like flower-pots ;these, being again grouted, form an excellent bond to the iron joists. On the topof these groutings may be formed the floor of tiles or concrete, as most convenient;or a wooden floor may… … Fig. 42. SUrrORTING THE FLOORS OP BUILDINGS, ETC. 87 large span and considerable strength, and in recommendingthis peculiar application, it may be necessary that we shouldmeet tliese requirements by the introduction of a constructionsuitable for such purposes. To accomplish these objects, thebeams…
Building, Iron and steel
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