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| c. 105 |
| | A bridge is built over the river Tagus at Alcántara and stands today as a fine example of Roman technology | |
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| 134 |
| | The Sant'Angelo bridge in Rome, still standing today, is built for the emperor Hadrian by means of a coffer dam | |
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| c. 610 |
| | The Grand Canal is constructed in China, joining a network of existing waterways to link the Yangtze and Yellow rivers | |
| | Grand Canal, China Photograph Beryl Pethick
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| c. 950 |
| | A Chinese engineer, Chiao Wei-yo, is credited with devising the principle of the two-level pound lock for canals | |
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| 1176 |
| | Construction begins on London Bridge, the first stone bridge to be built across a tidal waterway | |
| | 'Old London Bridge 1745', watercolour by Dodd Guildhall Library
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| 1391 |
| | Construction begins on a canal from Lübeck south to the Elbe, linking the Baltic and the North Sea | |
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| c. 1500 |
| | The first modern lock gates are installed on a canal in Milan, probably designed by Leonardo da Vinci | |
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| c. 1500 |
| | The Inca empire has about 25,000 miles of well-serviced roads, designed for caravans of llamas | |
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| 1642 |
| | The Briare canal, joining the Seine to the Loire, has a staircase of six consecutive locks | |
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| c. 1660 |
| | The berlin, developed in Berlin, becomes the most successful carriage of the seventeenth century | |
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