mlive9d
Mackinac Bridge among 68 that should be assessed for risk of collapse if hit by a ship
Michigan’s iconic Mighty Mac suspension bridge is among 68 in the United States that should be assessed for risk of collapse ...
Yahoo5d
NTSB Recommends Inspections For 68 Bridges In 19 States
The National Transportation Safety Board is warning that 68 bridges in 19 states should be evaluated for their risk of collapse if a ship or other vessel were to strike them. The recommendations ...
WWNO9d
NTSB says Maryland officials did not assess Key Bridge risks before collapse
: [POST-BROADCAST CORRECTION: This report incorrectly says that the Chesapeake Bay Bridge in Maryland is 17.6 miles long and is the fourth-longest bridge in the United States. It is approximately ...