The National Transportation Safety Board recommended that 68 bridges undergo ... began requiring vulnerability assessments of new bridges in 1994, the NTSB said. The Key Bridge was built before ...

The 68 bridges that the NTSB recommends for assessment are those designed before the guidance was established and do not have a current vulnerability assessment, the NTSB said. They include iconic ...

NEW YORK (WABC) -- Nearly a year since the catastrophic collapse of the Francis Scott Key Bridge after a container ship struck one of its piers, the National Transportation Safety Board is ...

The 68 bridges are owned by 30 entities ... like the Key Bridge —and do not have a current vulnerability assessment, the NTSB said. The recommendations are issued to bridge owners to calculate ...

Over the last year, the NTSB identified 68 bridges built before 1991 that don't have a "current vulnerability assessment." The recommendations were issued to 30 owners of the 68 different bridges ...

The 68 bridges that the NTSB recommends for assessment are those designed before the guidance was established and do not have a current vulnerability assessment, the NTSB said. In addition to the ...

Over the last year, the NTSB identified 68 bridges built before 1991 that don't have a "current vulnerability assessment." The recommendations were issued to 30 owners of the 68 different bridges ...