The upper span has concrete dolphins, the lower span does not... https://en.wikipedia.org/wiki/Dolphin_(structure)#/media/File:Skyway_Bridge_old_and_new.jpg htt

The upper span has concrete dolphins, the lower span does not... https://en.wikipedia.org/wiki/Dolphin_(structure)#/media/File:Skyway_Bridge_old_and_new.jpg https://en.wikipedia.org/wiki/Dolphin_(structure)#/media/Fil... What I don't know is how much protection these would offer in a direct hit like the Dali on the Key Bridge. They definitely work for glancing blows and smaller vessels. Would the Dali just push right through/over these? Or would the impact move enough earth (below the surface) to cause the bridge major structural damage?