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. In addition to the ...

The bridge is among 68 nationwide - including Boston’s Tobin Bridge and Cape Cod’s Borne and Sagamore bridges - that do not ...

NTSB urged 30 owners of 68 bridges across 19 states to conduct a vulnerability assessment ... the AASHTO acceptable level of risk. The NTSB recommended that bridge owners develop and implement ...

The National Transportation Safety Board (NTSB) is calling for a vulnerability assessment of 68 bridges ... seven bridges, most of them in San Francisco, are recommended for vulnerability assessments.

The Chesapeake Bay Bridge does not meet a modern risk threshold for vessel collisions according to the National ...

The Rhode Island Turnpike and Bridge Authority has responded to a letter from the National Transportation Safety Board ...

The Rhode Island agency that oversees the Newport Pell Bridge on Monday released its response to the National Transportation ...

Homendy said the Bay Bridge is among 68 bridges for which the NTSB ... vulnerability assessment. “I also drive over the Bay Bridge at times. The reason we are issuing urgent safety ...

After the Francis Scott Key Bridge in Maryland collapsed from container ship collision, the National Transportation Safety Board identified 68 ... vulnerability assessment. In the letter NTSB ...