 | George Drysdale Dempsey - 1865 - عدد الصفحات: 150
...security, the requirements of railway traffic across the straits," — "and although suspension chains may be useful in the construction in the first instance,...their own weight, . but, in addition to that load, 2000 tons, equally distributed over the surface of the platform, — a load ten times greater than... | |
 | George Drysdale Dempsey - 1865 - عدد الصفحات: 202
...security, the requirements of railway traffic across the straits," — "and although suspension chains may be useful in the construction in the first instance,...only their own weight, but, in addition to that load, 2000 tons, equally distributed over the surface of the platform, — a load ten times greater than... | |
 | Samuel Smiles - 1868 - عدد الصفحات: 524
...auxiliary, to give the tube the requisite strength and rigidwas quite practicable to make the tubes " sufficiently strong to sustain not only their own weight, but, in addition to that load, 2000 tons equally distributed over the surface of the platform — a load ten times greater than they... | |
 | Samuel Smiles - 2001 - عدد الصفحات: 240
...strongly inclined to retain them. Mr. Fairbaim held that it was quite practicable to make the tubes " sufficiently strong to sustain not only their own weight, but, in addition to that load, 2000 tons equally distributed over the surface of the platform,—a load ten times greater than they... | |
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... and although suspension chains may be useful in the construction in the first instance, they would nevertheless be highly improper to depend upon as the principal support of the bridge. Under every circumstance, I am of opinion that the tubes should... 
