Building construction and superintendence, by F.E. Kidder ... (1896)
Kidder, Frank E. (Frank Eugene), 1859-1905 · New York, W.T. Comstock · leaf 286
in Fig. 291, because more of theroof load is supported by the truss and less by the wall. The rafterbeing shorter in Fig. 292, however, the actual amount of steel re-quired will be about the same in the two trusses. Which of the twotrusses would be the most economical for any given roof will… … --10--~* 10 * 10 T?=1665 Truss Diagram d Fig. 292. They have no bearing on the stress diagram, i. e., with the samepanel loads the stresses will be the same for a truss of twice the span,as long as the inclination of the members remain unchanged. Problem 18, Fig. 293. In this example we have a…
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