Something like the pyramids, or colosseum

  • Jo Miran@lemmy.ml
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    8 months ago

    I watched a show that asked this question. The undisputed champ was Hoover damn with an estimated expected life of thousands of years.

    • HobbitFoot @thelemmy.club
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      8 months ago

      Hoover Dam is also expected to last a long time. The forces on the structure are mainly compression and it isn’t a seismically active area. The big question is whether the electricity generating turbines would fail open or shut.

      • montar@lemmy.ml
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        8 months ago

        What about servicing those turbines so they don’t fail at all? “This dam powers our city since 4000 years.” Sounds nice and Star Trek-ish doesn’t it?

        • HobbitFoot @thelemmy.club
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          8 months ago

          You can service them so they last forever as long as there are people to service them.

          I’m talking about when a piece of infrastructure becomes a ruin.

      • Jo Miran@lemmy.ml
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        8 months ago

        For sure, but Rushmore and the Pyramids have basically no time limit. The Pyramids might get buried by the sands though.

      • Jo Miran@lemmy.ml
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        8 months ago

        No. It was one of those History Channel (maybe TLC or Discovery) thought experiment shows like “what would happen if all humans disappeared”. The dogs was a hard watch. I didn’t need to think about doggos starving to death at home as they waited for their humans to return. Strong Futurama’s Jurassic Bark feels.