The agency says its report “not suggest that the 68 bridges are certain to collapse” but that they need to be evaluated.

Because the Skyway bridge was built before 1991, this is not a mandatory assessment, but the NTSB said the operator should do it and would like them to do it now. The Chicago Skyway is no longer ...

The bridge has been closed to pedestrians for more than a decade. Preservation Chicago noted that the bridge is one of only a few remaining elements of the original Jackson Park. The park itself ...

Lewis and Clark Bridge in Washington; the Chicago Skyway Bridge in Illinois and Huey P. Long Bridge near New Orleans, Louisiana. You can read the full list of bridges in the NTSB’s report here.