Bridges and MenGrosset & Dunlap, 1966 - 343 páginas |
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Página 7
... sure is that Roman engineers learned to sink foundations of remarkable endur- ance to carry semicircular stone arches of considerable size , and that in the end they left behind them bridges at whose majestic dimensions we gaze in ...
... sure is that Roman engineers learned to sink foundations of remarkable endur- ance to carry semicircular stone arches of considerable size , and that in the end they left behind them bridges at whose majestic dimensions we gaze in ...
Página 180
... sure of his facts . Roebling was an American immigrant of a somewhat neglected breed - neither a religious fanatic like the Pilgrim Fathers , nor a hun- gry peasant like the endless shiploads welcomed by the Statue of Lib- erty ...
... sure of his facts . Roebling was an American immigrant of a somewhat neglected breed - neither a religious fanatic like the Pilgrim Fathers , nor a hun- gry peasant like the endless shiploads welcomed by the Statue of Lib- erty ...
Página 313
... sure to be one whom the world did not treat kindly for some reason or other . While one in straits on the townward bridge did not mind who saw him so , and kept his back to the parapet to survey the passers - by , one in straits on this ...
... sure to be one whom the world did not treat kindly for some reason or other . While one in straits on the townward bridge did not mind who saw him so , and kept his back to the parapet to survey the passers - by , one in straits on this ...
Índice
How Bridges Were Invented | 1 |
The Mighty Roman Arch | 7 |
The Engineer Vanishes from Europe but Appears in Asia | 19 |
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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