Federal Highway Administration

(Photo by David McNew/Getty Images)

Strained By Economy, Americans Using Cars Less

Driving in America has stalled, leading researchers to ask: Is the national love affair with the automobile over?

08/29/2013

Credit: Mark Wilson/Getty Images

Study Reveals Potential Defect In Construction Of Woodrow Wilson Bridge

A new study shows that the grout used to protect steel supports cables in the Woodrow Wilson Bridge and many others could be the cause of premature rusting.

08/08/2012

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