It's much lower than most bridges in the US so truckers not used to thinking about their height because they're below the height of most bridges can get caught.

It's much lower than most bridges in the US so truckers not used to thinking about their height because they're below the height of most bridges can get caught. Add to that many of these crashes are in rental trucks so you have people even less used to having to think about the height of their vehicle encountering this abnormally low bridge.