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Thread: Bridge collapse sends hikers plunging into river - GIF

Jan 20, 2022, 08:36 PM #2

Frank S

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The article about is says the failure was due to a connecting link in one of the cables. The investigation into the fault by DoC and Tuhoe found that the failure was due to a rare manufacturing defect in a link of the cable that snapped.

The "quench crack" was found in laboratory analysis conducted at the University of Canterbury.
https://www.stuff.co.nz/travel/trave...-video-emerges
here are some ways quench cracking can occur
https://www.productionmachining.com/...king-in-steel-

Last edited by Frank S; Jan 20, 2022 at 08:38 PM.

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