With UK materials! It was a cutting edge European design 140 years ago when built, but that doesn't mean It’s immune to weight allowance or incompetent local government.

US has had it's fair share of Overused and poorly maintained bridges and dams that were good enough for their intended purposes for a while but either not maintained or eventually overloaded to failure.

It happens, but this time it's on camera with ppl on it purposely pushing it to it's limits.