Shake, Rattle and Roll

 

Bridge across the river Volga in Volgograd
The concrete girder Volgograd Bridge is a 7,110 meters long bridge over the Volga River in the city of Volgograd, Russia.
The bridge was inaugurated October 10, 2009 after 13 years of construction.

On May 20, 2010, the central spans of the bridge experienced impressive large amplitude oscillations


The “dancing bridge” Movie1

The “dancing bridge” Movie2

Daily Mail

iMechanica

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How easy is it to suppress shake, rattle and roll in a long bridge or a skyscraper?

  • Link engineering analysis to elastic waveguides
  • Consider lightweight alterations of the original structure
  • Suppression of vibration of the upper deck of the bridge 2D:


    Mode2D a (movie)

    Mode2D b (movie)

    Mode2D c (movie)

    Mode2D d (movie)

    Mode2D e (movie)

    Mode2D f (movie)

    Mode2D g (movie)

    Analytical estimates of the eigenfrequencies for the translational eigenmodes

    Suppression of lateral vibration of a skyscraper :


    BuildingE (movie)

    BuildingF (movie)

    BuildingResonatorsA (movie)

    BuildingResonatorsB (movie)

    BuildingResonatorsC (movie)

    BuildingResonatorsD (movie)

    Suppression of vibration of the upper deck of the bridge 3D:


    Plate (movie)

    PlateStructure3D (movie)

    Structure3D (movie)

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    Last but not the least: thank you Charles E. Calhoun!!!
    Shake, Rattle & Roll

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