The American house carpenter. A treatise on the art of building. Comprising styles of architecture, strength of materials, and the theory and practice of the construction of floors, framed girders, roof trusses, rolled-iron beams, tubular-iron girders, cast-iron girders, stairs, doors, windows, mouldings, and cornices; together with a compend of mathematics. A manual for the practical use of architects, carpenters, stair-builders, and others (1880)
Hatfield, R. G. (Robert Griffith), 1815-1879, Hatfield, O. P., ed · New York, J. Wiley & sons · leaf 200
and it thereby supersedes the necessity for theiron arch, which is a useless expense. The tie-rod is theonly useful part of the bowstring girder, but it is usuallymade too small, and not infrequently is seriously injured bythe needless strain to which it is subjected when it is* shrunk in to the… … 164 CONSTRUCTION. pression, its place can as well be filled by an arch of brick,footed on a pair of cast-iron skew-backs; and these heldin position by a pair of wrought-iron tie-rods, as shown inFig. 49. This system of construction is preferable to the bowstring girder, in that thetie-rods are not…
Carpentry · Architecture · Building
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