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England, 1820. Brighton Chain Pier, 1830s Menai Strait Suspension Bridge, 1826.

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Presentation on theme: "England, 1820. Brighton Chain Pier, 1830s Menai Strait Suspension Bridge, 1826."— Presentation transcript:

1 England, 1820

2 Brighton Chain Pier, 1830s

3

4 Menai Strait Suspension Bridge, 1826

5 Robert Stephenson

6 Britannia Tubular Bridge

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9 John A. Roebling

10 “storms are unquestionably the greatest enemies of suspension bridges.” --John Roebling 1841

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12 What made the Niagara Bridge work for railway traffic? “Weight, Girders, Trusses, and Stays” --John Roebling, Final Report (1855)

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14 --Robert Stephenson to John Roebling “If your bridge succeeds, mine is a magnificent blunder”

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16 Cincinnati- Covington (Ohio River) Bridge

17 Brooklyn Bridge, 1883

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19 Williamsburg Bridge, 1903

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21 Ben Franklin Bridge

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24 Thousand Islands Bridge

25 Deer Isle Bridge

26 Bronx-Whitestone Bridge

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29 Tacoma Narrows Bridge

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32 Lessons Learned wind is the enemy of suspension bridges unstiffened decks are vulnerable to the wind

33 Tacoma Narrows Bridge

34 Mackinac Straits Bridge

35 Akashi Kaikyo Bridge

36 Severn Bridge

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40 “Progress, far from consisting in change, depends on retentiveness....

41 “Those who cannot remember the past are condemned to repeat it.” --George Santayana

42 Dee Bridge, 1847

43 Tay Bridge, 1879

44 Quebec Bridge

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46 Milford Haven Bridge

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48 A major failure every 30 years Dee Bridge, trussed girder Tay Bridge, truss Quebec Bridge, cantilever Tacoma Narrows Bridge, suspension Milford Haven Bridge, steel box girder 2000 –London Millennium Bridge, pedestrian ?

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50 Dong Ting Lake Bridge

51 Clearwater Bridge

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