It’s a cross-post from lemmy.world. Hope I’m doing it right.
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The trouble is that it only really works for new construction, older buildings are not engineered to handle the extra weight on the roof.
4 points
Yeah. There was an incident in the university where I studied that the whole roof collapsed. https://hongkongfp.com/2016/06/10/city-university-may-sue-contractor-rooftop-collapse-investigation-report-released/
