tsr dnt marsh crumbling roads bridges_00003024.jpg
tsr dnt marsh crumbling roads bridges_00003024.jpg

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    U.S. bridges in danger of collapse

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U.S. bridges in danger of collapse

The nation may be on the brink of a highway crisis and lawmakers are scrambling to avoid a "transportation fiscal cliff."

U.S. bridges in danger of collapse

The nation may be on the brink of a highway crisis and lawmakers are scrambling to avoid a "transportation fiscal cliff."