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(Source: Union Pacific press release, June 28, 2017)

OMAHA, Neb. — What do rock ‘n’ roll and bridge inspectors have in common? Just as the strings’ vibrations tell a guitarist his instrument is properly tuned, the same kind of vibration or movement can give an engineer insight into a bridge’s durability. It’s called “smart monitoring.” How this technology could revolutionize bridge inspections is detailed in a new Inside Track story published Wednesday on Union Pacific’s website.