Thousands of US bridges vulnerable to collapse

Thousands of US bridges vulnerable to collapse Public officials have focused in recent years on the desperate need for money to repair thousands of bridges deemed structurally deficient, which typically means a major portion of the bridge is in poor condition or worse. But the bridge that collapsed … Read more on CBS News 1 in 12 Chicago area bridges deficient Structural deficiencies are more likely to spur repairs and closings than being...

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