Bridges and MenGrosset & Dunlap, 1966 - 343 páginas |
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Página 5
... Queen Semiramis of Babylon " about 2000 B.C. But even if we overlook the legendary character of this queen , Diodorus ' description indicates that the bridge con- sisted not of arch spans but of simple beams on piers twelve feet apart ...
... Queen Semiramis of Babylon " about 2000 B.C. But even if we overlook the legendary character of this queen , Diodorus ' description indicates that the bridge con- sisted not of arch spans but of simple beams on piers twelve feet apart ...
Página 102
... queen - post . The queen - post doubled , or more than doubled , the length of span that could safely be built . Yet there was a limit to the span length ; the farther apart the triangles were placed the less support they gave to the ...
... queen - post . The queen - post doubled , or more than doubled , the length of span that could safely be built . Yet there was a limit to the span length ; the farther apart the triangles were placed the less support they gave to the ...
Página 214
... Queen Victoria's Jubilee Year of 1887 , reaffirming in some wise Britain's engineering and in- dustrial power . But under way thirty miles to the south was a bridge project of truly imperial dimensions , one designed far to outlast such ...
... Queen Victoria's Jubilee Year of 1887 , reaffirming in some wise Britain's engineering and in- dustrial power . But under way thirty miles to the south was a bridge project of truly imperial dimensions , one designed far to outlast such ...
Índice
How Bridges Were Invented | 1 |
The Mighty Roman Arch | 7 |
The Engineer Vanishes from Europe but Appears in Asia | 19 |
Direitos de autor | |
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Palavras e frases frequentes
Abutment American Ammann anchorage army bedrock bridge engineering bridge-building bridge's British Brooklyn Bridge building built cables caisson canal cantilever Captain carried century Civil Engineers Colonel completed construction covered bridge cross deck DeLisio Eads's East famous feet ferry Figure fire Firth Firth of Tay foundations four French Galloping Gertie George Henry High Girders hundred inches Island James Eads John Rennie John Roebling later loading locomotive London Bridge long-span Louis Bridge main span masonry Menai Menai Strait miles Mississippi modern named Niagara Othmar H Paris Perronet piers piles Pont Pont-Neuf pontoons problem rail railroad bridge Remagen Rennie Rialto river road roadway Robert Stephenson Roebling's semicircular shore side steel Steinman stone arch stood Strait stream structure suspension bridge suspension span Telford Thomas Bouch timber tion took tower traffic train truss tube tunnel Washington Roebling Wheeling wind wire York