Thursday, November 22, 2007

Can Elliptical Holes in Bridge Beams Stem Cracking?

Albany Times Union
State transportation engineers are watching closely to see whether four experimental holes cut in the steel of the Patroon Island Bridge will lead to a solution for a persistent problem with cracking on the bridge's floor beams. Workers suspended beneath the westbound lanes cut elliptical holes in two floor beams in an effort to help increase bridge flexibility.

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