Liquefaction – How
Earthquakes Sink Structures
Liquefaction is a geotechnical
phenomenon that can occur during an earthquake, causing the soil that supports
a structure to loose structural integrity. This phenomenon can lead to damaging
effects on buildings, bridges and other structures that bear on soils. For
liquefaction to occur, a set of three conditions are required: the soil must be
loosely packed, the soil must be saturated, and there must be significant
ground motions. This booth allows for interactive involvement of the EERI
chapter and curious and motivated participants to build a structure from
blocks/Legos. With the guidance of the EERI Officers, the three liquefaction
conditions are replicated and the participant’s observe how their structure
responds to an ‘earthquake’.
Virginia Tech’s Earthquake Engineer Research Institute (EERI) Student
Chapter/ Civil and Environmental Engineering Department
EERI is a global, non-profit
society dedicated to advancing the science of earthquake engineering and
reducing the adverse effects of earthquakes through research and education. The
organization is made up of engineers, architects, city planners, public
officials and all other professions that incorporate the responsibility to help
reduce the risks of earthquakes.
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