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Scientific American, Vol. 26, No. 24 (1872) (1872)
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SION TRUSS BRIDGE. They transverse beams below the posts. following description will explain: The Reading company is always ready to From the top chord of the bridge, which is properly sup- The contraction and expansion consequent on changes of Some genius might do a good A lateral shifting of the… … every post is connected with one buttress only, but the mid- dle post, which is united to both. At the upper ends, only every alternate post is braced, provided they are equidistant, © 1872 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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