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 134
edge PRACTICAL CARPENTRY 115 of the common rafter. However, only one-thirdof these pieces will catch the rafters, owing totheir being spaced on 24-inch centers, thus requir-ing the other pieces to be framed in between therafters. Other timbers in the truss are 1 by 6-inch fencing plank. All parts… … FIG. 137 post, especially where it is necessary to haveapartments in the roof. In such a case recourseis had to a different manner of trussing. Twosuspending posts are used, and a fourth elementis introduced; namely, the straining beam a b(Fig. 139), extending between the posts. The 116 PRACTICAL…
Architecture · Building
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