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image credit: Vecteezy

Smart screw technology has potential for bridge use

May 5, 2022

Researchers from the Fraunhofer Cluster of Excellence Cognitive Internet Technologies CCIT recently created a smart self-powered screw that automatically sends out alerts when it detects that it has loosened.

Structures like bridges are subject to subtle movements and repeated temperature fluctuations no matter how tightly they were screwed in upon first installation. As a result, there is always the risk that screws will gradually loosen. Regular inspections are needed, therefore, to ensure screws and other components are not showing signs of wear, loosening, or becoming completely undone.

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