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Wednesday, January 11, 2012

Speckles for Safety: NIST Helps Measure Stress in Bridges

Uploaded by on Dec 29, 2011
 
The National Institute of Standards and Technology (NIST) and the Federal Highway Administration (FHWA) are using random patterns of speckles painted on metal connectors for bridges to better understand how stress and strain could lead to their failure, and possibly, a tragic collapse such as the one in Minneapolis, Minn., in August 2007. More info. at http://www.nist.gov/public_affairs/...

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