Radford's cyclopedia of construction; carpentry, building and architecture. Based on the practical experience of a large staff of experts in actual constrcution work (1909)
Johnson, Alfred Sidney, 1860-, Radford, William A., 1865- · Chicago Radford Architectural Co · leaf 137
e cross walls, in 118 PRACTICAL CARPENTRY that they support, in their turn, the ridge andpurUns which require a bearing every eight or tenfeet. Trusses should be no more than eight or ninefeet apart and have a nine-inch bearing on each wall.Fig. 141 represents a king-post roof truss. P Ris the… … B^Z/itfi/o FIG. 142 Flat=Pitched Roofs are not so strong as thosethat are pitched higher. The nearer to the per-pendicular that wood is fixed the stronger it is.This is shown by the fact that the horizontalthrust of a pair of rafters is proportionate to thelength of the oblique line drawn, at right…
Architecture · Building
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