Pier protections to prevent collisions with Sunshine Skyway bridge (1983) [pdf] (e-periodica.ch)

The similarities between the Francis Scott Key bridge collapse [1] and the collapse of the original Sunshine Skyway bridge [2] are striking, in their original construction and the pier collision leading to their collapse.

[1] - https://en.wikipedia.org/wiki/Francis_Scott_Key_Bridge_colla...

[2] - https://en.wikipedia.org/wiki/Sunshine_Skyway_Bridge#1980_co...