A stopped clock... (View Post)

Ah, found what I was looking for: https://nitter.net/pic/orig/media%2FFP550TWXsAAcGRP.jpg So the rail bridge is cast concrete on top of the steel box girder deck. That's presumably what the ball… (View Post)

I think the deck is steel, but the columns are obviously concrete, and at least one of them has been subject to fire: https://nitter.net/pic/orig/media%2FFei8lixXgAE6ZmW.jpg This shows a section unde… (View Post)

Ouch! This still shows quite a lot: https://nitter.net/pic/orig/media%2FFeuvOSeXEAMWGey.jpg The steel rail has deformed plastically under the weight of the train when hot. You have to assume the same… (View Post)

From the videos I've seen, the blast seems to have come from slightly to one side of the carriageway that fell, or possibly right underneath it. The other carriageway must be at least 4x further… (View Post)