The U.S. National Transportation Safety Board recommended March 20 that 30 owners of 68 bridges across 19 states conduct a vulnerability assessment to determine the risk of bridge collapse from a ...

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 ...

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 recommendations announced last week advise local entities that own the bridges to conduct inspections. The NTSB report ... "have not undergone a vulnerability assessment based on recent ...

The NTSB told 30 owners of 68 bridges across 19 states to conduct a vulnerability assessment to determine the risk of a bridge collapse from a vessel collision. "We conclude in our report that had ...

AND IT LISTS 68 BRIDGES ... The NTSB report recommends that bridges like the Memorial Bridge, which connects Portsmouth and Kittery, Maine, undergo a vulnerability assessment to determine what ...

Six construction workers were killed. Over the last year, the NTSB identified 68 bridges that don’t have a current vulnerability assessment. Each bridge on the list is classified as “critical ...

A new report by the National Transportation Safety Board (NTSB ... identified 68 bridges across 19 states, and recommended that 30 bridge owners conduct a vulnerability assessment to determine ...

(NewsNation) — The National Transportation Board said Thursday that 68 bridges in 19 states should conduct a “vulnerability assessment” to determine the risk of a collapse. This assessment ...

STATEN ISLAND, N.Y. — A new report by the National Transportation Safety Board (NTSB ... 68 bridges across 19 states, and recommended that 30 bridge owners conduct a vulnerability assessment ...