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Taipei 101 Damper movement on 12 May 08

phuaalvin · demo · Watch on YouTube

Civil engineering & constructionGeology & earth science

What it is

Tourist footage of the 660-ton tuned mass damper in Taipei 101 swaying during tremors from the 2008 Sichuan earthquake. The damper hangs from the 92nd floor.

Why Hacker News recommends it

Recommended whenever skyscraper dampers come up, since it shows how huge the moving mass is.

  • 4 people recommended it
  • 4 different months
  • 0 strong recommendations
  • first 2014, last 2022

What HN commenters said

  1. “There's a good video of it moving that gives you an idea of just how colossal these things are”

    Shows the Taipei 101 tuned mass damper swaying

    jwise0, 2014-04 · Recommendation · in “The Design Flaw That Almost Wiped Out an NYC Skyscraper”

  2. “This damper movement video was really incredible to see”

    Shows a giant damper moving, more impressive than small demos

    sosuke, 2015-06 · Recommendation · in “How Much Do Skyscrapers Actually Move?”

  3. “Really impressive how much that things moves!”

    Footage of Taipei 101's mass damper swaying in an earthquake

    prewett, 2017-05 · Recommendation · in “Server room with seismic isolation floor in Japan earthquake disaster [video]”

  4. “On a larger scale the use of damping weight to protect entire buildings is amazing to see”

    Shows damping weight protecting an entire building

    FooHentai, 2022-01 · Recommendation · in “The Hidden Engineering Protecting Getty Art from Earthquakes”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: taipei 101, earthquake, skyscrapers, structural engineering

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