Rudiments of the art of building : in five sections : general principles of construction, materials used in building, strength of materials, use of materials, working drawings, specifications and estimates (1871)
47 ART OF BUILDING arc of cast iron, and the whole is fitted together with cast- iron shoes. 98. The great novelty in the constmction of the roofs just mentioned consists in tlieir covering, which is formed of galvanized sheets of cast iron, lapping over each otlier at the joints, and forming a… … too >>a ^ ^ o 100 and not liahle to be affected by exposure to the atmo- sphere. 99. The largest roof ever executed in one span is that of the Imperial Riding-House at Moscow, built in 1790, of which the span is 235 ft. (fig. 57). The principal feature in this roof is an arched beam, the ends of…
Building · Building materials · Engineering
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