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 ...
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1 map to go: State of Pennsylvania's bridges
The average age of our bridges is at least 50 years, per PennDOT. Zoom in: About 6% of Philadelphia County's 584 state bridges are "poor" compared with about 13% — or 79 — in "good" condition ...
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Philadelphia-area bridges among 68 in US that NTSB recommends assessing for risk
Such an assessment could have prevented the deadly Key Bridge collapse, NTSB Chair Jennifer Homendy said Thursday.
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NTSB urges assessment of 68 bridges for vessel strike vulnerability
Three Philadelphia-area bridges and one Bucks County span are among the 68 structures that the National Transportation Safety Board recommends be evaluated for risk of collapse due to vessel ...