Adams, Henry · London, New York [etc.] Longmans, Green, and Co. · leaf 249
234 THE MECHANICS OF BUILDING CONSTRUCTION bel2_ins. square with four J-in. vertical rods, bound together spirally at intervalsof i ins. with ^-in. diameter wires, as in Fig. 590. The ratio of length to effective diameter = ^ - _ = 15-8, so that the full stress may be allowed on the pillar.
Building · Structural analysis (Engineering)
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