The failed bridges included everything from spans designed to carry pedestrians over roadways to floating pontoon bridges across lakes.

NPR: Study Answers Question of Why Bridges Collapse

They saw something moving under a wooden pallet lying on top of the floating wooden pontoon and called in RSPCA inspectors.

BBC: Floating ferret rescued off Anglesey's Beaumaris Pier

Workmen helped to rescue a ferret found floating on a pontoon off the end of Anglesey's Beaumaris Pier.

BBC: Floating ferret rescued off Anglesey's Beaumaris Pier

Plans have been put forward to replace the floating swing bridge with an automated moving pontoon.

BBC: New Broads river crossing planned