![](https://infrastructureusa.org/wp-content/uploads/2015/06/harrisburg-pa-in-just-one-weeken-300x300.jpg)
Instead of impacting traffic for roughly a year and a half with traffic restrictions for a bridge superstructure replacement, PennDOT took an innovative approach to replacing a 60-year old structurally deficient bridge superstructure on busy Route 581 in the Harrisburg region.
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