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築50年でも「あと100年超」もつ?鉄筋コンクリート造の寿命を調べてわかった驚きの事実《専門家に聞く「本当の老朽化」》 | ライフ | 東洋経済オンライン

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鉄筋コンクリート造の建物は「47年」や「50年」といった耐用年数が常識とされてきましたが、実際には100年以上もつものが多く、物理的寿命は想像以上に長いのです。建物の真の寿命と"老朽化"の本質とは何…

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