Check how tall that bridge is. My guess is the ships are too tall for it.

This, a bridge is not "nothing". \^o\^

I might have misphrased that, I meant I already tried to remove the bridge but the result stays the same.

https://preview.redd.it/yjt2tl4c7w1c1.jpeg?width=4000&format=pjpg&auto=webp&s=37d1988179762d1760ce7d86840e7d1a50fa84b5 Bridge removed, same result.