Journal of the Franklin Institute; devoted to science and the mechanic arts (1826)
Franklin Institute (Philadelphia, Pa.) · Oxford, Eng. [etc.] Pergamon Press [etc.] · leaf 160
Adams s System of Permanent Way. the question of iron sleepers a most important point, judging from theirhalt-yearly reports. The East Indian engineer states that the cast ironsleepers are a comparative failure, and that they are being removedinto branch roads and sidings, and being replaced on the… … contrary, states that the destruction of timber sleepers is ten per cent,compared with five per cent, of the cast iron sleepers. In the absenceof specific information as to the cause of failure, it is to be presumedthat the failure of the cast iron is from breakage—a defect from whichthe wrought…
Science · Patents · Meteorology · Technology
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