Bridges and MenGrosset & Dunlap, 1966 - 343 páginas |
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... cables of the thickness of a man's body . The huge ropes , then stretched across the water , were conducted through rings or holes cut in immense buttresses of stone raised on the opposite banks of the river , and there secured to heavy ...
... cables of the thickness of a man's body . The huge ropes , then stretched across the water , were conducted through rings or holes cut in immense buttresses of stone raised on the opposite banks of the river , and there secured to heavy ...
Página 205
... cables themselves imbedded in masonry anchorages suffered disastrously from corrosion . In the summer of 1876 the preparatory work for the cable spin- ning was executed ; the temporary cables , traveler ropes , cradle ropes , footbridge ...
... cables themselves imbedded in masonry anchorages suffered disastrously from corrosion . In the summer of 1876 the preparatory work for the cable spin- ning was executed ; the temporary cables , traveler ropes , cradle ropes , footbridge ...
Página 206
... cables . Nine years later Washington Roebling stuck to his father's decision ; steel , though never before used for suspension cables , was " the metal of the future . " He specified a tested strength of 160,000 pounds per square inch ...
... cables . Nine years later Washington Roebling stuck to his father's decision ; steel , though never before used for suspension cables , was " the metal of the future . " He specified a tested strength of 160,000 pounds per square inch ...
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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