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“Every structure like a bridge or big building vibrates in its own certain way. This is a normal effect of wind and traffic,” he said. “When you can measure that vibration all the time, you see what the ‘healthy’ vibration for that structure is, and when something is out of that range, you know it might need some attention. Damage to bridges and buildings are currently extremely hard to see or monitor, according to the Aotearoa Science Agency.
Aotearoa Science Agency/Supplied
AUT structural engineer Dr Sherif Beskhyroun (left) says the wireless monitors measure the vibration of a bridge, and send out an alarm if anything is out of the ordinary.