Three questions about train tracking outside Gällivare - the expert sorts out

- It could be something with the train itself, or the track, for example a broken shoulder, or that one of the wheels has fallen off.

If the wheels or rails are worn, the train can also theoretically derail, he says.

The ore line is more than 100 years old, but Sebastian Stichel believes that it has been upgraded and adapted for heavy train traffic and that the age of the line should not have affected the derailment.

- Even if it is not the latest track, it is absolutely adapted to the trains that run there, he says.

Can such an accident be prevented?

Hear what Sebasstian Stichel says in the clip.