Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 136
d, the latter denoting the length of the sides of the square. The formulabecomes P . I , —= S - m (—V, S and m for flat-ended columns of various kinds of wood having the follow-ing values a(5cording to Professor Johnson: For White pine, S=2,500, Shortdeaf yellow pine, S=3,300, Longdeaf yellow pine,… … Exanqjles. 1. A •lO-pouud 10-inch steel I-beam column 111 102 STIJEKOTII OF MATERIALS 8 feet long sustains a load of 100,000 pounds, and its ends are flat.Compute its factor of safety according to the methods of thisarticle. The first thing to do is to compute the ratio I -^ r for thecolumn, to…
Architecture · Building · Carpentry
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