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EXAIR on X: "DID YOU KNOW: Canadian engineers receive "The Iron Ring" after graduating to symbolize humility & remembrance of a bridge project in Quebec that twice collapsed due to incorrect calculations
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On Cold Iron: A Story of Hubris and the 1907 Quebec Bridge Collapse: Levert, Dan: 9781525562204: Books - Amazon.ca
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Powerful community ritual: Canadian engineers wear an iron ring | by Fabian Pfortmüller | Together Institute | Medium
![The Quebec Bridge Failures. Design considerations History: What happened? The day of the collapse Factors contributing to the failure Conclusion The Iron. - ppt download The Quebec Bridge Failures. Design considerations History: What happened? The day of the collapse Factors contributing to the failure Conclusion The Iron. - ppt download](https://slideplayer.com/26/8863500/big_thumb.jpg)