A beam or "girder" bridge is the simplest and most inexpensive kind of bridge. According to Craig Finley of Finley/McNary Engineering, "they're basically the vanillas of the bridge world." In its most ...
A crack in one of two welded 24-in. x 32-in. continuous beams, each 900 ft in length, that form one of the bridge’s two tied-arch-truss navigation spans was discovered May 11 during a scheduled annual ...
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