Following the Key Bridge collapse, the NTSB conducted an investigation of bridges vulnerable to collapse. These eight Louisiana bridges are at risk.

This means that the bridges are in need of the development and implementation of a risk reduction plan in order to reduce the probability of a potential bridge collapse following a vessel collision.

in order to determine how susceptible a bridge may be to collapse. Eight bridges in Louisiana were listed in the National Transportation Safety Board's report as being vulnerable to collapse from ...