this is a bit more complicated... I haven't really worked on changing the properties of the models, I'll take a look in the editor now to see where this might be...
Added 3 minutes later
I compared two models - the difference in the bridge is the presence of "shared - passable tiles," and the properties of the bridge model itself.
Added 1 minute later
Google Translate says "passable tiles" means "passable tiles"...
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