Well, we found the bridge — it’s about 25 yards downstream in some weeds. It’s hard to tell whether some kids pulled it up and cast it aside, or whether it was swept up in the periodic flooding they’ve been doing to flush out the trout habitat. I’d actually been wondering why it seemed as stable as it was. From what I could tell it was a construction truss balanced on two logs, which formed the footings — the whole thing was about 18 inches wide, and probably ten to fifteen feet long. Turns out, there are two parts to…