Who knows why the girders buckled

billzhao

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billzhao

Crews started installing the girders Friday night, bolting them in place after they were put in position with cranes, but work was temporarily suspended Saturday night due to what Belcourt called extreme winds.
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Crews were working on the girders Monday morning when some of them buckled without warning, he said.
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“All of a sudden four of them bent simultaneously.”

billzhao

How can the four girders bend at the same time?
They did not tell the whole story, or the whole story was not in the newspaper.