News tagged with concrete bridge

C2D2 fighting corrosion

Bridges become an infrastructure problem as they get older, as de-icing salt and carbon dioxide gradually destroy the reinforced concrete. A new robot can now check the condition of these structures, even in places that people ...

dateAug 22, 2014 in Robotics
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Vibrations reveal state of bridge ropes

The new ResoBridge method has been developed to check bridges during running traffic within one day. It measures the vibrations of the tensioning ropes of externally prestressed concrete bridges. The test method developed ...

dateJan 10, 2014 in Engineering
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Balsa bridges, with a twist

(Phys.org)—How much weight can a bridge made of balsa wood carry? When encased in a layer of fiber-reinforced resin, much more than you would expect, say engineers from EPFL. On October 12th, a composite bridge deck with ...

dateOct 19, 2012 in Engineering
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