rth thefull size of those in the Tay bridge, was composed of the bestordinary iron. It was 56 feet long, 4 feet deep, and supportedon brick piers 52 feet asunder. The top flange consisted ofa plate, a, fig. 53, 9 x f, with two side plates, b, b, 4 x -^riveted by four angle-irons, c, c, d, d, 1 x 1… … 126 EXPERIMENTAL INQUIRY OX THE uniting the top and bottom flanges were cross diagonal bars/, I, I, I, k, k, k, k; the former were ^-irons 1^ x H x ^^g-, thelatter and outer ones were plain bars l^-x^. The diagonal^-iron stays were riveted together transversely by eight crosspieces to each diagonal…
Building, Iron and steel
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