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Washboard road in the lab: slow motion

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Uploaded by on Aug 13, 2007

Dry sand or gravel roads develop ripples under the action of rolling wheels. This makes for annoying driving conditions. This experiment demonstrates the effect by rolling a small wheel on a bed of sand at the edge of a rotating table.

For more, see
http://www.physics.utoronto.ca/nonlinear/abstracts/TMM07abstract.html

Phys. Rev. Lett. 99, 068003 (2007).
http://link.aps.org/abstract/PRL/v99/e068003

If you have pictures of movies of real washboard road, we are interesting in seeing them.

Movie made at DAMTP, University of Cambridge.

Nicolas Taberlet, Stephen Morris and Jim McElwaine.

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Science & Technology

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Standard YouTube License

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  • Yes.

  • This is the same reason asphalt on a hill gets ripples over time right?

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