May I have a word: Engineering flops | Engineering

Such problems can also occur on a much larger scale, as Naomi Angoff Chedd, of Brookline, reminded me. She wrote: “I would call them John Hancock-ups, in honor of the John Hancock Tower [renamed 200 Clarendon a decade ago]. What a fiasco! Anyone who was in Boston in the 1970s remembers that every one of the 10,344 windows, weighing 500 pounds each, had to be replaced, because they kept blowing out during high winds. The building is said to have cost more than $175 million instead of the original estimate of $75 million.”

I also heard from two correspondents who have lived experience with the kind of benighted products we’re talking about. Bobbie Carlton, of Lexington, wrote: “I ran Innovation…

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