Walt Whitman, Ben Franklin bridges among 5 in Philadelphia area to be evaluated for collapse risk, NTSB says
Five bridges in the Philadelphia area should be evaluated for collapse risk a year after a ship struck the Francis Scott Key ...
NTSB urges assessment of 68 bridges for vessel strike vulnerability
The Walt Whitman, Betsy Ross, Benjamin Franklin and Delaware Turnpike bridges should be evaluated to see if they're above ...
NTSB recommends 68 bridges in U.S. be evaluated for risk of collapse
Over the last year, the NTSB identified 68 bridges built before 1991 that don't have a "current vulnerability assessment" and ...
These Philly-Area Bridges Have 'Unknown Levels Of Risk of Collapse'
The National Transportation Safety Board said these area bridges have "unknown levels of risk of collapse" from vessel ...
Walt Whitman, other Philly-area bridges recommended for risk evaluation: NTSB
A new report about America's bridges is out, and in it, authorities recommend evaluating bridges for their risk of collapsing ...
5 Philly-area bridges should be evaluated for collapse risk, says NTSB
Almost a year after the Francis Scott Key Bridge in Baltimore collapsed as a container ship slammed into it, the National ...
Crashes and Disasters
The NTSB identified 68 other bridges in 19 states spanning waterways frequented by cargo ships that, like the Key Bridge, ...
One year after Baltimore bridge collapse, NTSB finds 68 US bridges need to be assessed for risk of collapse if hit by ship
Sixty-eight bridges across the US should be assessed to see if they are at risk of collapse if hit by a ship, transportation ...
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NTSB: Mackinac Bridge among 68 bridges that need to be assessed for risk of collapse if hit by ship
Sixty-eight bridges across the US should be assessed to see if they are at risk of collapse if hit by a ship, transportation ...