Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 333
d rapidly by other tubular 3i8 Ralph Modjeski. [J.F.I. bridges in England and Canada, some of their designs being moreoriginal than efficient. J\Iost of them have stood well, however,probably because of large excess of material used. One of themost remarkable examples is the Saltash Bridge built by… … Foot-bridge in Sikkim Valley, India. width of the roadway below. The two main spans are each 456feet long. The bridge is said to be still in use (Fig. 38). Experiments with tubular designs were soon followed bylattice girders and steel arches. In France lattice girders contin-uous over three or…
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