> LOL!  A former member of a team I ran had trained as a Civil Engineer 
>- he told me how they design bridges. <snip>  Then treble it!  :-)

Remember the Millenium Bridge's swaying (or "Synchronous Lateral
Excitation" if you're a PC boofhead). Some interesting background,
research, and testing

http://www.arup.com/MillenniumBridge/

So they built this swanky pedestrian bridge and common people then
had the temerity to walk on it and made it move ........the bastards

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