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 252
supports, tending to separate the walls. Where an arch isrequired in the ceiling, the best plan is to carry up thewalls as high as the top of the arch. Then, by using ahorizontal tie-beam, the oblique strains will be entirely re- HIP-ROOFS. 215 moved. It is well known that many a public building… … Fig. 91. tie-beam be used, except where the walls are made so strongand firm by buttresses, or other support, as to prevent apossibility of their separating. (See Art. 212.)
Carpentry · Architecture · Building
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